FICPI, The International Federation of Intellectual Property Attorneys

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Mr. Masashi Moriwaki

Mr. Masashi
MORIWAKI IP, Kyoto office

Fifth Hase Building
637 Suiginya-cho

Tel: +81-75-353 7707

Fax: +81-75-353 7708


Mr. Masashi Moriwaki has broad experience in all aspects of intellectual property law, including litigation, licensing, opinions, and prosecution in Japan. He is managing his own IP law firm, MORIWAKI IP, P.C. in Kyoto and Tokyo. Also, he works at courts as a technical adviser. The technical advisers system in Japan was established by the amendment of the Code of Civil Procedure in 2003 and introduced into practice in April 2004. This system aims at achieving higher quality of court proceedings and judgments in specialized fields of lawsuit such as intellectual property cases, in which scientific and technical matters are often disputed.

Country of practice


Professional Experience

  • Patent litigation
  • Patent oppositions
  • Patent prosecution
  • Registered design prosecution
  • Trade mark prosecution

Country/Region of membership


Technical Specialisms

  • Biochemistry and pharmacology
  • Electrical engineering
  • Mechanical, electro-mechanical and mechatronic engineering
  • Nanotechnology
  • Software; computer-implemented inventions



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