1984

Graduated, Faculty of Pharmaceutical Sciences, the University of Tokyo

1985

Joined the Japan Patent Office

2002-2005

Judicial Research Official, Tokyo High Court

2005

Judicial Research Official, Intellectual Property High Court

2005-2008

Director of Pharmaceutical Compound Division, Japan Patent Office

2008-2010

Director of Biotechnology Division, Japan Patent Office

2010-2011

Director of the Examination Standards Office, Japan Patent Office

2012-2013

Chief Administrative Judge (Medical Science), Japan Patent Office

2013-2015

Director of the Board of Trial and Appeal (Biotechnology), Japan Patent Office

2015-2017

Director-General of Patent Examination Department (Chemistry, Life Science, and Material Science) , Japan Patent Office

2017-2019

Director-General of Trial and Appeal Department, Japan Patent Office

Jul 2019

Left Japan Patent Office, registered as patent attorney

Aug 2019

Joined SOEI Patent & Law Firm

Apr 2021

Registered as specific infringement lawsuit counsel

“Extension of Duration of Patent Rights,” Eiji Katayama 70th Birthday Commemorative Collection　A New Process for Business Laws – Recent Trends in Intellectual Property and Bankruptcy Law, Seirin Shoin (2020)

“Written Description of Claims and Specifications,” Minoru Takeda 80th Birthday Commemoration, Developing the Country with Intellectual Property Japan Institute for Promoting Invention and Innovation (2013)

“Revised Examination Guidelines for Extension of Duration of Patent Rights” AIPPI, Vol.57, No.10 (2012)

“Use Inventions,” “Inventions with Numerical or Parameter Limits,” edited by Takeda Minoru, “Patent Examination/Trial Legal Principles and Current Challenges,” Japan Institute of Invention and Innovation (2002)

“Extending the Length of a Patent” – Pharmaceutical Manufacturers’ Association of Tokyo (Feb 2021)

2020 JPO/IPR Online Course (Training Course on Trial and Appeal System) “The Patent Invalidation Trial System (case studies)” JIPII Asia-Pacific Industrial Property Center (Jan. 2021)

2020 JPO/IPR Course (Operational Patent Examination Training (OPET) Course) “Practices of Appeals in Trial for Patent Invalidation” JIPII Asia-Pacific Industrial Property Center (Dec. 2020)

2020 JPO/IPR Course (Training Course on Trial and Appeal System) “The Patent Invalidation Trial System” JIPII Asia-Pacific Industrial Property Center (Feb. 2020)

Adjunct Professor at the Waseda University Graduate School of Law (2013-2014)