Kazuyasu Yoneyama

Of Counsel | Tokyo • Brussels

kyoneyama@mofo.com | 81 3 3214 6522(322) 340-7355

81 3 3214 6522
(322) 340-7355

Kazuyasu Yoneyama is of counsel to Morrison & Foerster Law Offices. Mr.Yoneyama's principal areas of practice are antitrust and intellectual property matters.

In addition to a range of domestic Japanese antitrust matters, he has represented clients in complex cross-border antitrust investigations. These include the defense of a Japan-based manufacturing group in an international cartel investigation brought by the European Commission, representation of individuals in relation to Antitrust Criminal Investigations driven by the US Department of Justice, and representation of a global technology company in a Japan Fair Trade Commission investigation of its competitor and as the plaintiff in Japanese civil antitrust litigation.

Mr. Yoneyama also has a range of experience in intellectual property, product liability and other litigation matters. He brings to the IP practice his background as a physicist.

Mr. Yoneyama was involved in scientific research activities in elementary particle physics and field theory in Tokyo University and at the Graduate School of Science of Tokyo University until 1989. He then moved to Faculty of Law and received an LL.B. degree from Tokyo University in 1993.

He completed his studies at the Supreme Court Legal Training & Research Institute, and was admitted to practice law in Japan in 2003. He is a member of the Tokyo Bar Association.

He serves as a lector of competition law at Daito Bunka University Juris Doctor Program (Law School) in Japan since April 2009.

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