Our firm, WNW IP ATTORNEYS, is a new IP firm established in the spring of 2023 by three patent attorneys.
We will fully support our clients' R&D and business development from the aspect of intellectual property by taking advantage of our high level of technical and legal expertise.
Our goal is to contribute to the development of science and technology through the appropriate protection of intellectual property, and to make a contribution to the process of creating a whole new world.


Shinichi Watanabe

Shinichi Watanabe, Managing Partner

Education: Kyoto University, Graduate school of Kyoto University, and Cours de civilisation française de la Sorbonne.
Patent Attorney registration in 2003.
Vice President of Japan Patent Attorneys Association in 2017.
Technical Adviser at Intellectural Property High Court of Japan.
Japan Sommelier Association certified Wine Expert.
Nobuhiro Nonaka

Nobuhiro Nonaka, Partner

Education: University of Tokyo, Graduate School of University of Tokyo, and Law school of University of Tokyo.
Initial Patent Attorney registration in 2005, and re-registration in 2012 after completion of mandatory legal training.
Former Attorney-at-Law (currently not registrered as a general lawyer in order to focus on his practice as a Patent Attorney).
Former specially-appointed lecturer at Hiroshima University.
Nonaka N et al. Nature Cell Biology. 2002 Jan; 4(1): 89-93.
Commercialisation of Health Care: Jurisdictional Comparisons (European Lawyer)
[Commercialisation of healthcare in Japan: overview]: Sweet & Maxwell; 2nd edition
Kazuhiro Watanabe

Kazuhiro Watanabe, Of Counsel

Education: Waseda University, Faculty of Science and Engineering.
Patent Attorney registration in 2005.
Canon Inc., Design Center (-2020; mostly specialized in software and design patents)


We are currently recruiting patent attorneys, patent engineers, and administrative staff. Please send your resume to the e-mail address below.


[Office Location]
Nihonbashi Life Science Building 7,
1-9-10 Nihonbashi-horidomecho
Chuo-ku, Tokyo, Japan 103-0012