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
(Qualified for Representation in Specific Infringement Litigation)

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

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