Koshi ESAKI   Registered Patent Attorney
President
Former Vice-President of Japan Patent Attorneys Association
Member of AIPPI, FICPI, APAA, INTA
Makoto KAJISAWA   Registered Patent Attorney
Vice-President
Area of Expertise: Mechanical Engineering
Former Chief Trial Examiner of Japan Patent Office
Yoshinori KAMINISHI   Registered Patent Attorney, Partner
(Qualified for Representation in Specific Infringement Litigation)

Chief of Patent Division
Areas of Expertise: Chemistry, Pharmaceuticals, Biotechnology
Former Research Specialist of a Pharmacological Product Manufacturer
Yoko SAKUMA   Registered Patent Attorney, Partner
(Qualified for Representation in Specific Infringement Litigation)

Chief of Trademark/Design Division
Areas of Expertise:Trademarks, Designs,  Copyrights, Unfair Competition
Taisei ISHIDA
  Registered Patent Attorney, Partner
Deputy Chief of Patent Division
Master of Laws(LL.M.)
In Charge of Operative Business and Formal Procedures
Emiko TAZAKI   Registered Patent Attorney
Areas of Expertise: Trademarks, Designs,  Copyrights
Ichiro TORAYAMA   Registered Patent Attorney
Doctor of Science

Areas of Expertise: Chemistry, Pharmaceuticals, Biotechnology
Former Research Specialist of a National Research Facility
Shinsuke NAKAMURA   Registered Patent Attorney
(Qualified for Representation in Specific Infringement Litigation)
Doctor of Philosophy(PhD)

Areas of Expertise: Mechanical Engineering,
Automotive technology, Accelerator physics,
Semiconductor technology
Former Examiner of Japan Patent Office
Tomoko SUZUKI   Registered Patent Attorney
Areas of Expertise: Mechanical Engineering, Business Machinery, Construction, Civil Engineering
Former Examiner of Japan Patent Office
Masahiro TAKAHASHI   Registered Patent Attorney
Areas of Expertise: Trademarks, Designs
Akinori TAKAHARA   Registered Patent Attorney
(Qualified for Representation in Specific Infringement Litigation)

Areas of Expertise: Mechanical Engineering, Electrical Engineering
Hiroshi KAZAMA
  Registered Patent Attorney
Areas of Expertise: Chemistry, Chemical Engineering, Inorganic Chemistry
Former Petroleum Refinery Plant Maintenance and Design Engineer
Yoshihiko KOIZUMI   Registered Patent Attorney
Area of Expertise: Mechanical Engineering
Former Trial Examiner of Japan Patent Office