Patent, Trademark, Design, Copyright, International Contracting, Legal case, Intellectual property right
TOYAMA, Tsutomu
Japanese Patent Attorney, Litigation certified
JPAA Registration Number
Japan Patent Attorneys Association(JPAA), International Association for the Protection of Intellectual Property (AIPPI), Japan Intellectual Property Association(JIPA)
Management consulting related to intellectual property, and patents related to mechanical engineering, computers, software, information technology, plasticity processing technology and litigation.
Official Position
Special Advisor
Career to date and Achievements

Tsutomu Toyama established the patent firm, SATO & TOYAMA in 1984. When the firm merged with K. SERA & ASSOCIATES to form a SERA, TOYAMA, MATSUKURA & KAWAGUCHI in 1998, he took the position of vice chairman. Since November 1, 2009, he has held the position of Advisor for the firm. His broad working field covers not only representation for applicants for JPO in procedures of patent, design, and trademark applications, but also participation in patent infringement litigations as a representative counsel or a legal assistant, to provide technical advice. His broad and deep insight has attracted attention from companies, for whom he provides advice on IP strategies. Moreover, Toyama has been actively involved in the educational field by lecturing at courses and seminars such as those on patent specification drafting (hosted by the Japan Intellectual Property Association, JIPA) and JPO’s examination guidelines (included in the compulsory training session for new members of JPAA), receiving high recognition from many participants of his classes, including younger patent attorneys and members of various corporate intellectual property divisions.

Qualifications and Educations

B.A. in Law, Faculty of Law, Chuo University.
B.S. in Electrical Engineering, Tokyo University of Science
Member of the first graduating class of the executive extension course "Intellectual Property Management School" at the Research Center of Advanced Science and Technology, University of Tokyo.

Personal Notes

Toyama is a self proclaimed audiophile, and his personal interests extend to golf, car driving, listening to music, and enjoying artwork. He has posted his works online; his artistic style can be seen by clicking here: