Career

Career

【Education】

2013  New York University School of Law, LL.M.
2003  Keio University, LL.B

 

【Professional Experience】

2021 to date Lecturer at Japan Intellectual Property Association (JIPA) (Topic: U.S. Patent Litigation)
2016 to date Lecturer at Kobe University Graduate School of Law
2013-2014     Kirkland & Ellis LLP (Chicago), Visiting Attorney
2008-2009     Seconded to the Department of Justice of Japan, serving under the Counselor of Civil Affairs Bureau, as a fixed-term government employee

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Memberships

Memberships

AIPPI
IPO (Intellectual Property Owners Association)
Network of Japanese Restructuring Lawyers

Practice Areas

Practice Areas

Tomohiro Yoneyama is a partner at Abe, Ikubo & Katayama, where his practice focuses on matters involving intellectual property as well as restructuring and insolvency/bankruptcy. Especially, he has been engaged in the following matters for both Japanese and non-Japanese clients.

 

1. Dispute resolution involving patents

  • Representing clients in infringement lawsuits before the courts, invalidation trials before the Japan Patent Office and appeals to the Intellectual Property High Court, and import suspension proceedings before Japanese customs
  • Representing clients in the above matters involving a variety of technology areas and industries, including mobile telecommunication devices, semiconductors, optical lenses, optical media and pharmaceuticals

 

2. Countermeasures against counterfeits

  • On behalf of clients, sending cease and desist letters, asserting infringement of trademark rights or unfair competition.

 

3. Assistance on contract negotiations involving intellectual property

  • Drafting license agreements

 

4. Restructuring and insolvency/bankruptcy

  • Serving as trustees in bankruptcy proceedings (similar to those under U.S Chapter 7) and deputy trustees in restructuring proceedings (similar to those under U.S. Chapter 11), and filing petitions for commencement of bankruptcy proceedings
Admissions

New York (2014)
Japan (2006)

Awards
  • Litigation - The Best Lawyers in Japan for 4 consecutive years (2024 – 2027)
  • Silver – Individuals: litigation (Japan: Domestic) – IAM Patent 1000 (2025)
  • Bronze – Individuals: litigation (Japan: Domestic) – IAM Patent 1000 for 2 consecutive years (2023 – 2024)
  • Other key lawyers-Dispute resolution: Independent local firms (Japan) - Legal 500 for 2 consecutive years (2024 – 2025)
  • Other key lawyers-Intellectual Property: Independent local firms (Japan)- Legal 500 (2026)
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Publications