Li-Pu Lee

Leaders in Law endorses Li-Pu Lee as our exclusively recommended Corporate Law expert in Taiwan. If you wish to get in touch with Li-Pu, please use the contact information provided above.

Areas of Expertise

  • Real Estate
  • Merger and acquisition
  • Financial
  • Cross-border transactions
  • Corporate governance and legal compliance
  • Family governance and business succession
  • Emerging technologies
  • Tax
  • Litigation and Arbitration


  • J.D., Washington University in St. Louis(USA)
  • LL.M., Washington University in St. Louis (USA)
  • LL.B., Tunghai University (Taiwan)


  • Researcher, the research project of “Amendment to Bankruptcy Law” commissioned by the Bank Association of the Republic of China
  • Director, Keelung Bar Association
  • Researcher, Review Project of Mergers and Acquisitions Act for Enterprises Act” (Ministry of Economic Affairs)
  • Researcher, “A Study on the Models of MMA for Financial Institutes (including Financial Holding Companies)”(The Bureau of Monetary Affairs, Financial Supervisory Commission)
  • Adjunct assistant professor, National Open University and Chungyu Institute of Technology
  • Lecturer, Chinese Land Professional Training Center (Criminal Liability in Public Construction)
  • Lecturer, Taiwan Construction Research Institute (Criminal Liability in Public Construction)
  • Lecturer, Professional Training Program on Maintenance and Management of Bridges in 1998 held by the Institute of Transportation of the Ministry of Transportation and Communications (Prevention of Criminal Liability for Construction Officers)

Firm Description:

Formosan Brothers Attorneys-at-law was founded in 1997. The Chinese characters represent the land and the ocean respectively. Taken together, the characters symbolize the universe. Our name is a reflection of Formosan Brothers’ vision: to recruit the best legal talent, and with our team, provide worldwide services to our clients both domestically and abroad.
For more than 25 years since Formosan Brothers was founded, with a passion for the law and care for people, we have been providing our clients with high-quality legal services based on our belief in honesty, professionalism, responsibility, and teamwork, earning the trust and recognition of our clients. To us, our clients are also our partners; we strive to remain vigilant about the most cutting-edge technological issues and global trends. This way, we can combine our perspective and unparalleled legal services to form a tailor-made team to fit our client’s ever-evolving needs.

How we work

Aside from our efforts to cultivate and service the domestic legal market, Formosan Brothers also achieved significant success internationally. Many of our attorneys are licensed to practice both in Taiwan and foreign jurisdictions; contributing to our deep knowledge of international legal matters. What sets Formosan Brothers apart from our competitors, especially other international law firms, is that our team of attorneys and consultants also receive legal training in Taiwan. As such, our team understands Taiwan unique cultural and business nuances. Our international clients take comfort in knowing that we will combine both international knowledge and domestic understanding to craft the most suitable solutions to transnational matters. This unique offering remains one of Formosan Brothers’ most acclaimed advantages.

Over the years, Formosan Brothers has helped numerous internationally-renowned enterprises and transnational corporations handle litigious and non-litigious legal affairs in Taiwan, gaining high recognition in the international legal community. Our firm and our colleagues have repeatedly won nominations as outstanding law firm and outstanding lawyers in various fields by internationally-renowned legal organizations and magazines such as CHAMBERS, ASIALAW, IFLR100, Corporate INTL, etc. In addition, through years of cooperation with well-known foreign law firms by establishing and maintaining good relationships with them, Formosan Brothers has expanded its cooperation network to 124 countries and regions worldwide. Therefore, in addition to providing legal services in Taiwan, when our clients have any legal needs in other countries, we can promptly assist them in obtaining the necessary legal services overseas.


Ingrid Y Chen

Leaders in Law endorses Ingrid Chen as our exclusively recommended Corporate Law expert in Taiwan. If you wish to get in touch with Ingrid please use the contact information provided above.

Ingrid Chen is the Partner of DTT Attorneys-at-Law and specializes in corporate investments, mergers and acquisitions (M&A), capital market, banking, securities and insurance law and compliance, and general corporate matters.  She has assisted reputable domestic and foreign companies in accomplishing onshore and offshore investments and M&A transactions, advised clients on the PRC outbound and inbound investment regulations and assisted cross-border companies to obtain Taiwan related approvals.  She also actively participates in the capital market area, representing multiple foreign issuers to raise funds, list their shares on TWSE/TPEx and issue TDRs in Taiwan as well as IPO on HKEX and the PRC.  Ingrid Chen is also familiar with banking, securities and insurance laws and regulations and has assisted clients in compliance and regulatory filings.

Practice Areas


  • LL.M. in Corporate Law, New York University School of Law with an Advanced Professional Certificate in Law and Business, New York, U.S.A (2006)
  • LL.M. in Civil Law and Business Law, National Taiwan University, Taipei, Taiwan (2004)
  • LL.B., National Taiwan University, Taipei, Taiwan (2001)


Member, Taipei Bar Association


Chinese and English

Firm Description:

DTT Attorneys-at-Law has the experience and multidisciplinary capability to provide a wide range of professional services to help companies meet their objectives, with skilled and experienced lawyers working together with other Deloitte professionals in audit and assurance, tax, risk management advisory, consulting, and financial advisory to guide our clients through a project in a coordinated way.

DTT Attorneys-at-Law team members come from top law firms in Taiwan, having considerable experience in local and transnational consultation and negotiation. In our legal team, we have lawyers with Taiwan bar admissions, all graduated from first-rate domestic and international law schools. Our practice covers tax controversy resolutions, M&A, general civil and administrative law practice, including fields of intellectual property law, employment and pension laws, and various specialised services such as regulatory compliance consultation for businesses. Our tax controversy resolution covers almost every type of tax dispute that businesses and individuals in Taiwan may encounter, and our M&A practice has assisted many investors in seeking opportunities in South East Asian countries, including services related to mergers, convertible securities, share transactions, M&A, joint ventures, group restructuring, corporate split-up and strategic alliances, IPO, privatization, and. In addition, we offer regulatory compliance consultation services to help many regulated businesses set policies and risk management plans in accordance with statutory requirements of the laws, such as the Personal Data Protection Act and the Money Laundering Control Act.

As part of the Deloitte Legal global network with over 2,200 legal professionals in more than 81 countries around the globe and 20 lawyers in two offices in Taiwan, DTT Attorneys-at-Law is able to offer professional and practical consultation services in many fields of national and international business laws, including, but not limited to the regulations related to family-owned private companies, start-up companies, listed companies or international group companies. Leveraging multidisciplinary expertise in our industry groups, ie, banking and securities, energy and resources, manufacturing, consumer business, TMT and real estate, enables us to render interdisciplinary advice which considers industry- or sector-specific trends and developments and thereby help our clients face the challenges of an ever-changing regulatory and economic environment.

We regard legal advice not as an independent element, but as an important contributing factor to solutions of issues clients face.  In collaboration with other Deloitte professionals, we help our clients make decisions by taking into consideration the legal, entrepreneurial, tax and other business aspects, and serve as a contact window to connect clients with other divisions or member firms within the Deloitte network.  Through Deloitte Legal, clients can easily avail of the assistance of professionals for all business needs..

*‘Deloitte Legal’ means the legal practices of Deloitte Touche Tohmatsu Limited member firm affiliates that provide legal services. For legal and regulatory reasons, not all member firms provide legal services.

Main areas of practice: DTT Attorneys-at-Law provides an integrated “one-stop” consultation service to clients for cross-border transactions through a combination of insights and innovation with business and industry knowledge to help clients excel globally. In Taiwan, we have offices in Taipei and Kaohsiung. Key areas of our legal services are set out below:

  • Commercial law solutions: Our team assists clients in dealing with corporate investment and reorganization; consultation on civil and commercial matters; fair trade, competition and anti-merger control; consumer protection and franchising; intellectual property rights regarding licensing and joint-development and trade secret protection. We have a wide spread of clients from financial to manufacturing, technology, green-energy and power plants, biotech and pharmaceutical, real estate and hotel industries.
  • Compliance service: We provide consultation on corporate governance, compliance advisory regarding personal information management system (PIMS), anti-money laundering (AML) and other legal compliance issues, regulated new ventures and technology such as FinTech, RegTech, and information technology. Our clients include financial holdings companies, hospitals and department sto
  • Mergers and acquisition (M&A) and capital market consultation: We have extensive experience in assisting public and private companies on M&A and securities offering in terms of deal structure, strategy for negotiation, legal advice, transaction documents preparation, regulatory approval application and closing. In recent years, we have assisted a number of group companies on restructuring or privatization procedures as well as pre-IPO investment.
  • Employment and pension solutions: Our team provides legal services related to employment and pensions, global mobility, review of work rules and employment contract, advice on occupational safety hazard and health regulations, lay-off and mass-redundancy, as well as labour dispute resolution.
  • Tax and legal controversy solutions: We specialize in consulting for tax disputes on income tax, business tax, estate tax and gift tax for both corporate and individual clients. We provide tax pre-litigation strategy from a practical perspective, and may represent clients in tax-related administrative and civil proceedings.
  • Law and tech innovation solutions: Our team has profound experience in advising data, cyber, IT, e-commerce, cloud and IP laws (eg, copyright, patent, trademark and trade secrets) as well as litigation and arbitration for dispute resolution.  We may leverage our legal and regulatory capabilities to provide clients with integrated, holistic solutions to sustain and prosper in this IoT world.
  • Legal service for Japanese enterprises: We have a fully-dedicated team whose members are fluent in Japanese and can provide clients with the most comprehensive legal services. Aside from registration as Gaikokuho Jimu Bengoshi (foreign affairs attorney) in Japan, we also have lawyers who have obtained master’s degrees from well-known Japanese universities and have extensive working experience in Japan. Our lawyers are not only experienced and have excellent knowledge of Japanese but are also quite familiar with Japanese business culture and can provide Japanese business clients with the most efficient, professional and comprehensive legal services.


Juan Carlos Madrigal

Leaders in Law endorses Juan Carlos Madrigal as our exclusively recommended M&A Law expert in Taiwan. If you wish to get in touch with Juan please use the contact information provided above.

Juan Carlos divides his time between Taipei and Shanghai. He provides strategic advice and practical operational support to U.S., European and Latin American clients in market entry and expansion activities, cross cultural commercial negotiations, strategic partner selection, business dispute mediation, corruption investigations, background checks, and M&A transactions in China and Taiwan.

Juan’s multi-cultural background, business acumen and deep understanding of global market trends and the local business environment in Greater China allow him to effectively bridge language, cultural, and business mentality gaps commonly encountered by foreign and Chinese investors during business negotiations and disputes. He is adept at developing win-win scenarios in complex situations by addressing all business and legal issues while catering to the cultural sensitivities and personality types of all decision makers in the room.

Significant Recent Projects

  • Assist Fortune 500 company with an investigation of a former PRC employee suspected to have registered a patent through a proxy to circumvent patent/invention assignment agreements with the company.
  • Assist multinational company with internal embezzlement and kickbacks investigations in China including forensic legal and financial document review, interviews with key employees, on-the-ground intelligence gathering, and interaction with local law enforcement and US counsel.
  • Represent Latin American private energy generation company and its financiers in negotiations with Taiwanese engineering company to restart distressed engineering, procurement and construction project. Coordinate implementation of new agreement.
  • Represent South American plastics manufacturer in insurance claims, litigation and settlement negotiations against a Chinese insurer and a foreign freight forwarder arising from damage caused to production machinery during transit.
  • Represent Central American logistics company in a controversy related to an insurance claim with a Taiwanese partner and a Taiwanese insurer to reduce the amount of the claim while ultimately protecting the relationship with this key partner.
  • Assist ministry-level agency of a Himalayan country to conduct research and coordinate internal/external resources to develop a proposal to create a comprehensive Biodiversity Legal Rights Framework.
  • Assist NYSE listed high tech company in cross border investigation related to potential trade secret leakage by a former high level employee to a competitor.
  • Represent PRC apparel company in negotiations with US based publicly listed brand management company to settle multiple mutual trademark infringement lawsuits and design an alternative cooperative framework to jointly approach the Chinese market.
  • Advice TAIEX high tech manufacturing company during negotiations to establish a three-way touch screen component manufacturing joint venture in China.
  • Draft business plans for client startups in industries including online content delivery, luxury products, bio-fuels, renewable energy, manufacturing and high tech.

Professional Employment

  • Pamir Law Group, Taipei, Taiwan, Consultant (2006 to present)
  •, Taipei, Taiwan, Co-Founder (2010 to present)
  • Western Union International Latin America Regional Operations Center, San Jose, Costa Rica, Legal Compliance Specialist, China Team
  • Tecnomercadeo Latinoamericano, San José, Costa Rica, Project Manager


  • International MBA (International Business and Management in Asia Concentrations), National Chengchi University, Taipei, Taiwan (2005-2007)
  • Chinese Language and Culture Program, National Taiwan Normal University, Taipei, Taiwan (2003)
  • B.S. With Honors, Information Systems Engineering, Universidad Latinoamericana de Ciencia y Tecnología, San José, Costa Rica (2002)


  • Spanish (Native)
  • English (Native)
  • Mandarin Chinese (Fluent)
  • Portuguese (Basic)

Firm Description:

Pamir is an international law and business consulting firm based in Asia with offices in Taipei and Shanghai, with a long track record of successfully closing transactions in a broad range of industries in the PRC and Taiwan.

Pamir’s lawyers are from top law schools and law firms. Our attorneys are former partners and senior associates from global law firms located in New York, Silicon Valley, London, Hong Kong and Tokyo.

Our team of multilingual professionals is able to bridge the gap between different business cultures and support clients in multiple languages, including English, Chinese (Mandarin, Taiwanese, Cantonese, Shanghai and Suzhou dialects) as well as Japanese, Spanish and French.

Our clients include multinational Fortune 100 companies, venture capital funds, international law and private equity firms. We also represent Asia-based listed companies, privately-held conglomerates and high net worth family groups.
We co-counsel with leading law firms from Asia, North America, Latin America and Europe on their client matters. We represent leading PRC groups in their activities overseas.

Focus on Client Growth with Integrated Business / Legal Services

We deliver practical integrated business and legal solutions to support our clients’ growth and business success. We:

  • Identify and develop, prioritize and plan clear stakeholder business goals before drafting legal documents. The business people are always in the driver’s seat, not the lawyers.
  • Team proactively with clients to find, secure and maximize their opportunities and benefits.
  • Cooperate with clients to tailor solutions to meet their particular needs as they evolve over time.

Contact Details: 

Taipei Office: 7F, No. 214, Dunhua North Road, Song Shan District, Taipei 10546, Taiwan

Tel: +886-2-5588-1799

Fax: +886-2-5588-1790


Shanghai Office: Suite 1205, Baohua Mansion 518 Anyuan Road, Putuo District Shanghai 200040, China

Tel: +86-21-3669-6955

Fax: +86-21-3669-6950



Jaclyn Tsai

Jaclyn Tsai has a great deal of experience not only in private sector but also in public sector. She currently serves as the Chairperson of Taiwan Fintech Association. She specializes in fintech laws and regulations with a focus on blockchain technology and the self-regulation of initial coin offerings. Ms. Tsai is one of the promoters of the Global ICO Transparency Alliance and the Taiwan Crypto Blockchain Self-Regulatory Organization. She is now also the Chairperson of Taiwan Women On Boards Association.

In 2013, Jaclyn was invited to serve as the Minister without Portfolio in the Executive Yuan (Cabinet) and became one of the few female ministers in the government. During her term as Minister without Portfolio, she took responsibilities mainly in areas of cross-ministries affairs, e.g. the accommodation of laws and regulations relating to virtual world development, e-commerce, shared economy, digital convergence, startup environment, open data.

In addition, Jaclyn previously served as a District Court judge, and then worked at IBM as the General Counsel in Greater China. She founded Lee, Tsai & Partners in 1998 and specializes in technology law, M&A and investment matters.


  • Minister without Portfolio, Executive Yuan(Cabinet) (Nov. 7, 2013 – May 19, 2016)
    -Convener, Virtual World Law Adjustment Taskforce, Executive Yuan(Cabinet)
    -Convener, E-commerce Development Taskforce, Executive Yuan(Cabinet)
    -Deputy Convener, Innovation and Startups Taskforce, Executive Yuan(Cabinet)
    -Convener, Mobile Broadband Service and Industry Development Taskforce, Executive Yuan(Cabinet)
    -Deputy Convener, National Information and Communications Initiative Committee, Executive Yuan(Cabinet)
    -Member, Open Data Advisory Taskforce, Executive Yuan(Cabinet)
  • General Counsel of IBM Greater China Group (China, Hong Kong, Taiwan) (1996 – 1998)
  • General Counsel of IBM Taiwan(1991-1996)
  • Judge of Taipei, Shih-Lin, Taoyuan and Chang Hwa District Courts(1982-1991)


– FinTech
* Promoted the development of FinTech business opportunities in Taiwan
* Participated in the legislative development of the Financial Technology Innovation Experimentation Act

– vTaiwan Virtual World Law Adjustment Forum
* Worked with g0v volunteers in establishing the “vTaiwan Virtual World Law Adjustment Taskforce” forum to promote harmonization and accommodation of         current laws as applied in virtual world contexts so that the quality of how policies are established and amendments are made is improved, thereby accelerating the promotion process.

– E-Commerce
* Strong push for e-commerce related laws and industrial development policies.
* Worked on reviewing and promoting the Regulations Managing Electronic Payment Institutions (third party payments) for successful passage into law.

– The Addition of Dedicated Provisions for “Closed Companies” in the Company Act

– Promoted “Entrepreneur Visas”

– Promoted Allowing Equity-Based Private Crowdfunding

– Promoted Policies Allowing More Hiring of Skilled Foreign Workers in Taiwan


Lu-Fa Tsai

Current position: Partner

Practice area/industry focus: Intellectual property rights, international investment, general laws

Career highlights: 

Mr. Lu-Fa Tsai, an attorney-at-law graduated from the Department of Law of National Taiwan University (NTU), which is the best law school in Taiwan. Out of the interest in business law, he attended the Graduate Institute of Law of NTU after he had obtained the LL.B. degree and received his LL.M. degree after 3 years. One year before he graduated from the graduate institute, he passed the bar examination. Mr. Tsai has also gained an LL.M. degree from the Faculty of Law of the University of Göttingen in Germany. The field of study of this degree is international economic law. After he came back from Germany, he joined the Deep & Far Attorneys-at-Law. He is working as a partner lawyer at the firm currently.


  1. Tsai, Lu-Fa (2018). Trade Marks 2018, Chamber and Partners,;
  2. Tsai, Lu-Fa; Tsai, Yu-Li; Tsai, C.F. (2018). Copyright 2018, Chamber and Partners,;
  3. Tsai, Yu-Li; Tsai, Lu-Fa (2018). Copyright 2018, The International Comparative Legal Guide,;
  4. Tsai, Yu-Li; Tsai, Lu-Fa (2018). Pharmaceutical Advertising 2018, The International Comparative Legal Guide,;
  5. Tsai, Yu-Li & Tsai, Lu-Fa (2014). A practical cross-border insight into copyright law, Chapter 20 Taiwan. The International Comparative Legal Guide to: Copyright 2015 Edition, 1, 111-116.

Christopher Kao

Leaders in Law endorses Christopher Kao as our exclusively recommended Commercial Litigation Law expert in Taiwan. If you wish to get in touch with Chris, please use the contact information provided above.

Chris Kao is based in Pillsbury’s San Francisco and Silicon Valley offices, where he focuses on intellectual property and complex commercial litigation. Chris is the co-leader of Pillsbury’s Taiwan practice.

Chris is an experienced first-chair trial lawyer representing technology companies in patent, copyright, trademark and trade secrets litigation, and other high-stakes commercial disputes. He has represented companies in the computer hardware and software, semiconductor, telecommunications, biotechnology, and consumer products industries in federal and state courts throughout the country, the U.S. International Trade Commission, and the U.S. Court of Appeals for the Federal Circuit. He has extensive experience litigating Covered Business Method and inter partes review proceedings before the Patent Trial and Appeal Board of the U.S. Patent and Trademark Office. Chris also regularly advises clients on privacy and cybersecurity issues and is designated a Certified International Privacy Professional/US by the IAPP.

Before joining Pillsbury, Chris was the Office Managing Partner of another firm’s Silicon Valley office.

Firm Overview:

Pillsbury is an international law firm with a particular focus on the technology & media, energy, financial services, real estate & construction, and travel, leisure & hospitality sectors. Recognized by legal research firm BTI Consulting as one of the top 20 firms for client service, Pillsbury and its lawyers are highly regarded for their forward-thinking approach, their enthusiasm for collaborating across disciplines and their unsurpassed commercial awareness. That’s how we have achieved the 13th-highest percentage of Chambers-ranked lawyers among all AmLaw 100 firms.

Dr. Hsiwen Lo

Leaders in Law endorses Dr. Hsiwen Lo as our exclusively recommended Patent Litigation Law expert in Taiwan. If you wish to get in touch with Dr. Lo please use the contact information provided above.

Hsiwen Lo, Ph. D., is a patent litigator in Orrick’s Intellectual Property Group. With a Ph. D. in electrical engineering, Hsiwen specializes in cases where a deep understanding of the interplay between technology and legal issues is critical to a company’s litigation success.

Hsiwen’s representations involve highly-complex technologies, sciences, and mathematics. Exemplary subject matters include mobile digital processing and publication, three-dimensional graphics rendering, the instruction pipeline of a processor, orthogonal frequency division multiplexing (OFDM), HDL synthesis and verification, and finite-element analysis of mechanical stress and strain.

Hsiwen has conducted invalidity, non-infringement and infringement analysis. He has handled discovery, drafted expert reports, prepared technical witnesses for deposition, and drafted dispositive and non-dispositive motions. Moreover, he has been involved in case management. He also advises his clients of issues related to patent portfolio management, IP transactions, and IP-related due diligence review. He has passed the patent bar exam.

Hsiwen received his Ph. D. in Electrical Engineering at Caltech. While in Berkeley Law, he focused on patent and intellectual property law. He was the community service chair for Berkeley APALSA. He was also the student liaison and long-time volunteer of the Asian Law Caucus immigration clinic. He received the American Jurisprudence Award.

Firm Overview:

We focus on serving the Technology, Energy & Infrastructure and Finance sectors globally. Clients worldwide call on our teams for forward-looking commercial advice on transactions, litigation and compliance matters. We bring distinctive quality, teamwork and value to the table – and innovate in everything we do.


Justin Chen

EDUCATION AND QUALIFICATION EMBA Candidate, National Taiwan University College of Management
LL.M., Tohoku University, Japan (2005)
LL.B., National Taiwan University School of Law, Taiwan (1997)
Admitted to Bar, Taiwan (1999)
Qualified Patent Agent, Taiwan (1999)
EXPERIENCE Author, On the Governing Law of Transnational Factoring (2007)
Author, Comparisons of the Constituent Act of the Intellectual Property High Court of Japan and the Intellectual Property Court of R.O.C. (2007)
Author, Legal Implications of the “Probationary Period” (2006)
Co-Author, To Employ, Contract, or Engage?: On the Nature of Labor Contracts (2006)
Author, Restriction on Moral Rights by the Contract: Focus on the Effect and Margin of Copyright Law (LL.M. Thesis)
PUBLICATIONS Foreign Legal Affairs Attorney in Japan (Taiwan Laws & Regulations)
Member, Asian Patent Attorneys Association (APAA) Taiwan Group
Interpreter, Miyagi Prefecture Police Station, Japan (2004)

Clarice Chen

Leaders in Law endorses Clarice Chen as our exclusively recommended Patent Law expert in Taiwan. If you wish to get in touch with Clarice, please use the contact information provided above.

Clarice (Tsui-Hua) Chen is the managing director of Sigma IPR. Before starting her own career in 2005, Chen worked for the largest international law firm in Taiwan for about 15 years, and was the Principal of the Patent and Technology Department of said firm. Clarice Chen excels in not only patent and trademark prosecution matters, but also the offense and defense of patent and trademark rights as well the litigation involving patent/trademark rights. She has been engaged in international IP practice since 1990, especially in patent and trademark matter. Chen has lectured for local and national organizations in Taiwan on various intellectual property topics.

In Taiwan, there are only a handful of IP firms equipped with a full-fledged chemical/biochemical team, among which the chemical/biochemical team of Sigma IPR has particularly been recognized as the most responsive, detail-orientated and disciplined. The technical fields covered by the unique chemical/biotech team include, but are not limited to, chemistry, chemical engineering, material science, polymer, semiconductor, pharmaceutical, agricultural, life science and biotechnology. In addition to the chemical/biotech team, Sigma IPR is also equipped with staff skilled in handling patent cases related to mechanics, electrics, Al, etc.

Practice Areas

  • Patent Prosecution
  • Patent Invalidation
  • Patent Infringement Analysis
  • Litigation
  • Trademark Registration
  • Trademark opposition, invalidation and revocation
  • Intellectual Property Law


  • B.S. and M.S. in Chemical Engineering, National Taiwan University
  • LL.M., Shih-Hsin University
  • Research in Intellectual Property (IPSI & ALI), Franklin Pierce Law Center


  • Patent Attorney / Member of Taiwan Patent Attorneys Association (TWPAA)
  • Trademark Agent/ Member of Taiwan Trademark Association
  • Member of Asian Patent Attorney Association (APAA)
  • Member of AIPPI
  • Registered Professional Industrial Engineer in Environmental Engineering


  • Director of Patent Examination Practice Committee, Taiwan Patent Attorney Association
  • Lee & Li Attorneys-at-Law (1990-2005): Principal of Patent and Technology Department (2003-2004; passing review for Counselor in 2004)
  • Editor for Taiwan area of “Manual for the Handling of Applications for Patents, Designs and Trademarks throughout the World” (“The Brown Book”)
  • Educator assigned by the National Taiwan Intellectual Property Training Academy (TIPA) for delivering course “Practice of and Guidelines for Patent Application Procedures” to the instructors and advisors of TIPA
  • Educator assigned by the National Taiwan Intellectual Property Training Academy (TIPA) for delivering course “Practice of and Guidelines for Patent Application Procedures (Advanced)” to the instructors and advisors of TIPA)
  • Patent Counselor Assigned by Taiwan Intellectual Property Office for providing pro bono patent services
  • Speaker of “How to prepare and handle patent infringement litigation”, Chang Chun Group
  • Speaker of “Patent Protection of Biomedicals and Its Relationship to Clinical Trial”, China Medical University, Taiwan
  • Speaker of “Patent Protection of Novel Technology”, National Taiwan University of Science and Technology
  • Speaker of “Patent Protection, Limitation and Extension,” 7th Pan Pacific Symposium on Stem Cells and Cancer Research (PPSSC)
  • Speaker of “Protection, Limitation and Infringement of Biotechnology Patent in Taiwan,” 6th Pan Pacific Symposium on Stem Cells and Cancer Research (PPSSC) in conjunction with the 1st Biotechnology Industry Forum of Hsinchu Biomedical Science Park
  • Speaker of “Patent Infringement and Design Around,” Industrial Development Bureau, MOEA (invited by Medical and Pharmaceutical Industry Technology and Development Center)
  • Speaker of “Principles of Patent Infringement Assessment, Design Around and Case Studies,” Ministry of Education (invited by China Medical University)
  • Speaker of “Introduction of Patent-Related Provisions,” Ministry of Economic Affairs (MOEA)
  • Speaker of “Patent Prosecution Practice and Procedures,” Ministry of Economic Affairs (MOEA)
  • Speaker of “Pharmaceutical Patents and Cases,” Roche Products Ltd., Taiwan
  • Speaker of “Patent Infringement Litigation,” Taipei Biotech Association
  • Speaker of “Patent Infringement and Related Examples Analysis,” Taipei Biotech Association
  • Speaker of “Patent Infringement Analysis,” Pharmaceutical Industry Technology and Development Center
  • Speaker of “Administrative Remedy Proceedings,” Chinese National Federation of Industries
  • Speaker of “Patent Invalidation Practice and Procedure and Related Administrative Remedy Proceedings,” Chinese National Federation of Industries
  • Speaker of “Practice of and Strategy for Invalidation Actions,” Chinese National Federation of Industries
  • Speaker of “Patent Prosecution Practice and Procedures,” Chinese National Federation of Industries
  • Advanced Patent Practice Training Seminar sponsored by Chinese Society of Inventions
  • Speaker of “Patent Law and Related Regulations,” China Industrial & Commercial Research Institute
  • Speaker of “Filing Patent Applications and Tips for Drafting Patent Specifications” Taiwan Economic Development & Research Academy
  • Speaker of “Patent Law and Methods and Practices for Enforcing Patent Rights,” China I
  • Speaker of “Successful Opposition and Cancellation Actions,” Tze-Chiang Foundation of Science & Technology
  • Speaker of “Patent Opposition/Cancellation Practice and Procedure and Related Administrative Remedy Proceedings,” Chinese National Federation of Industries
  • Speaker of “Procedures for Patent Administrative Remedy,” National Taiwan Intellectual Property Training Academy (TIPA)
  • Speaker of “Strategy of Filing Patent Worldwide,” National Chung-Hsing University Technology Transfer Center
  • Speaker of “Patent Examination Guidelines,” Feng-Chia University, Technology Transfer Center
  • Speaker of “Patent Systems and Related Provisions and Practices,” National Central University
  • Speaker of “Tips of New Patent Law,” Feng-Chia University, Technology Transfer Center
  • Speaker of “Technology and Patent-Related Provisions,” Yuan-Ze University, Executive Master of Business Administration
  • Speaker of “Introduction of Patent Law,” Kwan-Wu Institute of Technology
  • Speaker of “Introduction of Intellectual Property Rights,” Van-Nung Institute of Technology
  • Speaker of “How to prosecute patents quickly and cost-effectively at Taiwan’s IP office,” IP Forum 2009, Managing Intellectual Property


  • Patent Protection of Medical Use in Taiwan, January 2017, (; password: 2017IP)
  • Textbook entitled “Practice of and Guidelines for Patent Application Procedures“ for TIPA (2005)
  • Textbook entitled “Practice of and Guidelines for Patent Application Procedures (Advanced)” for TIPA (2009)
  • Study on Patent Term Extension System (I), June 2008, Intellectual Property Right Journal (published by the Taiwan Intellectual Property Office)
  • Study on Patent Term Extension System (II), July 2008, Intellectual Property Right Journal (published by the Taiwan Intellectual Property Office)

Firm Description:

Our firm was established in 2005 and renamed to Sigma IPR in 2021. Sigma IPR, as the symbol “Σ”, is devoted to providing excellent services to accumulate our clients’ intellectual property rights with fine quality. Our team members have various technical backgrounds and are specialized in the prosecution of patent and trademark as well as the maintenance of the rights obtained therefrom. The team can provide not only customized advice and services for research results in different fields, but also excellent services for interdisciplinary cases.

The Managing Director of Sigma IPR, Ms. Clarice Chen has devoted herself to the intellectual property field since 1990, handling many patent dispute cases and is familiar with the matters and skills related to patent disputes. Significantly, Ms. Chen takes charge of the technical strategy for the cases she is involved with and has gained recognition from many clients.

Trent Jackson

Leaders in Law endorses Trent Jackson as our exclusively recommended Accounting Services expert in Taiwan. If you wish to get in touch with Trent please use the contact information provided above.

I currently work as Manager of the international service desk at Grant Thornton Taiwan, helping international clients in need of bookkeeping, tax, advisory, payroll, corporate secretarial, audit, and other services. Previously I graduated from Brigham Young University with a BA in Chinese, and am fluent in Mandarin. I currently live in Taiwan and plan to stay here permanently. My professional interests include international business, accounting, translation, language acquisition, photography, and writing.

Firm Description

Grant Thornton is a leading business adviser that helps dynamic organisations to unlock their potential for growth. Our brand is respected globally, as one of the major global accounting organisations recognised by capital markets, regulators and international standards setting bodies.

Over the last three years we are the fastest growing large accounting organisation and we are constantly evolving and developing alongside our clients’

Global scale and agility

As a $4.7bn global organisation of member firms with 40,000 people in over 130 countries, we have the scale to meet your changing needs, but with the insight and agility that helps you to stay one step ahead.

Privately owned, publicly listed and public sector clients come to us for our technical skills and industry capabilities but also for our different way of working. Our partners and teams invest the time to truly understand your business, giving real insight and a fresh perspective to keep you moving.

Whether a business has domestic or international aspirations, Grant Thornton can help you to unlock your potential for growth.