TOPTEAM International Patent & Trademark Office

IAM Research

The Patent 1000 focuses exclusively on patent practice and has firmly established itself as the definitive 'go-to' resource for those seeking world-class legal patent expertise.

Highly-recommended - Firms: prosecution

Bronze - Firms: litigation

Celebrating its 35th anniversary, Top Team International Patent & Trademark Office is “one of the oldest and most comprehensive IP firms in Taiwan that has been unanimously recognised by its peers and partners”. With an “excellent administrative and procedural management team and patent professionals armed with strong technical backgrounds” covering all bases in prosecution, foreign associates speak highly of the side’s patent drafting and filing capability. “We have established a long-term and friendly cooperation with Top Team. With rich professional experience in intellectual property, the team provides a strong guarantee for improving the quality and grant rate of patent cases. They also provide timely feedback and offer special professional and meticulous services, which has earned them our complete trust.” “Top Team is the most highly recommended IP firm in our worldwide network. They are highly professional, reliable and quick. Communications are direct, clear and always well founded. Aside from their extremely well-organised IP processes, the team is a dream to work with given their profound IP and technological expertise.” Founder and owner Henry Hong is an IP veteran, having spent more than three decades in the field. “An outstanding patent attorney and manager,” Peggy Wu is “very professional in handling all aspects of the firm”. “Peggy’s legal opinions are always extremely well founded and straight to the point. Driven by results and value, she always puts the interests of clients first, such that we fully rely on her expertise, proficiency and reliability. She also invests in continuously educating her staff, organising regular high-quality internal workshops on IP topics to train them on IP processes in China and Taiwan, as well as other jurisdictions like Japan and the United States, so that they can provide a unified IP service unique to their firm.” Japanese-speaking Jonathan Yen is qualified in China and Taiwan, with a specialty in electrical engineering. Also deserving of a mention is patent engineer Yung-Ning Hu: “She is knowledgeable and equipped with advanced technical background in semiconductor manufacturing for patent application, drafting and prosecution.”

Firm Profile

The TOPTEAM International Patent & Trademark Office has been providing a full range of legal services for IP rights protection since it was established in 1985 and has assisted clients in securing tens of thousands of IP rights and intangible assets and with research breakthroughs in Taiwan, the United States, Europe and Japan, in addition to other foreign countries.

As one of the largest and most reputable specialty IP law firms in Taiwan, the firm is best known for its capabilities in patent drafting, cross-border prosecution, strategies planning and IP portfolio management.

TOPTEAM’s services comprise patent, trademark and integrated-circuit layout prosecution; legal opinions and counselling services; domestic and international IP rights planning and strategy; trade secret and unfair competition consulting; dispute resolution and litigation; licensing; technical transfer; and overseas litigation support.

Fields of technical expertise

With a staff of over 200, including 29 patent attorneys, three attorneys at law and 70 technical professionals (mostly with an advanced graduate degree) from diverse technical backgrounds, we at TOPTEAM are able to offer clients personalised, professional, timely and cost-effective solutions, serving a host of industries and institutions in Taiwan and overseas. We cover semiconductors, displays, mechanical engineering, biotech, pharmaceuticals, life sciences, chemistry, material science, electronics, circuit design, electrical engineering, consumer and medical devices, communication, software, computer science, and integrated-circuit layout and business methods.

TOPTEAM takes great pride in its longstanding client relationships and continuous positive word-of-mouth referrals. New clients mostly are referred by our existing clients. The firm has been representing domestic and international businesses and organisations, including world-leading high-tech companies, major manufacturers, key players in diverse businesses, prominent academic institutions, public sectors, media, entertainment companies, sports entities, retailers, start-ups and customer service companies.

Reliable quality control system

To adequately support its personnel in striving for excellence in all they do, TOPTEAM broadly invests in staff development programmes and IT systems, and continuously optimises its quality control mechanisms. We also carefully select and regularly assess foreign associate law firms with stringent criteria to ensure that our cross-border IP services are delivered based on the most recent developments in the jurisdictions of interest.

Commitment and philosophy

To order to stay true to our concrete commitment to top-quality professional services, we work closely with clients in every aspect by sticking to our service philosophy “Explore the future blueprint together in all sincerity”, as well as its five-pillar approach:

  • We truly listen to your needs and support you wholeheartedly;
  • Our competency building framework aims to cultivate specialty talents and a professional mindset;
  • Our ongoing diversified development is fuelled by self-motivated innovation;
  • The communication with our partners encourages frankness with mutual respect; and
  • A caring heart for the society pushes us to do more.


  • Taiwan Patent Attorneys Association 
  • International Association for the Protection of Intellectual Property
  • International Trademark Association 
  •  Asian Patent Attorneys Association 


Our commitment to excellence and high-quality service is well recognised by our clients and peers worldwide, as well as leading legal media. Below are some accolades and awards we have received over the recent years.

The Legal 500 (Asia Pacific)

  • Intellectual Property (Prosecution): Tier 1, since 2013
  • Intellectual Property: Tier 2, since 2019

Chambers and Partners (Asia-Pacific and Global)

  • Intellectual Property: Patent & Trade Mark Agents –Taiwan: Band 1, since 2012

Managing Intellectual Property’s IP Stars

  • Patent prosecution: Tier 1, since 2014

IAM Patent 1000

  • Firms prosecution: Top ranked, since 2017 
  • Firm litigation: Bronze band, since 2020

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