Kobayashi & Yugeta Law Office
+81-3-3568-8410Business Hours : 9:30-18:00




After majoring in electrical and electronic engineering at the School of Engineering, Shinji Hirata worked as a patent examiner at the Japan Patent Office for about 10 years, examining more than 3,000 patent applications in the mechanical and electrical technical fields (home appliances, automobiles, industrial machinery, etc.).

After registering as an attorney at law, he has been involved in numerous legal matters related to intellectual property, including patent litigations, invalidation trials, and trial decision revocations for domestic and foreign clients in a wide range of technical fields (work equipment, automotive equipment, home appliances, electronics, industrial machinery, etc.). His technical background and experience at the Japan Patent Office allow him to provide sophisticated prior art search services.

Mr. Hirata supports clients' businesses as an expert in all aspects of intellectual property and handles a wide range of matters from day-to-day legal issues to complex disputes.


Mar. 2006 / Bachelor of Engineering (B.E.), Kyoto University
Apr. 2006 / Patent Examiner, Japan Patent Office
Mar. 2012 / Bachelor of Laws (LL.B.), Chuo University
Mar. 2015 / Juris Doctor (J.D.), Toin Law School
Nov. 2015 / Retired from Japan Patent Office
Dec. 2016 / Legal Training and Research Institute of the Supreme Court of Japan
Jan. 2017 / Kobayashi & Yugeta Law Office
Sep. 2018 / Part-time lecturer, Toin Law School(“Intellectual Property Law”)


- Daiichi Tokyo Bar Association