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Founded in 1994, the Sakai International Patent Office has grown to become well-known full-service firm in the area of Intellectual Property Law. We provide the very best service to our clients in all aspects of intellectual property.

Firm Name Sakai International Patent Office
  • Sakai International Patent Office was founded in 1994
  • FOUNDER, Chairman Hiroaki Sakai (Patent Attorney, Ph.D.; Professor, Graduate School of Innovation Management, Kanazawa Institute of Technology)
  • Representative Director Jun Takamura (Patent Attorney)
  • Vice Director Ryuji Kawasaki (Patent Attorney)
  • Deputy Director Hideki Miyata (Patent Attorney)
  • 548 employees, comprising
  • 86 Patent and Trademark Attorneys
  • 1 Japanese Attorney-at-Law
  • 1 U.S. Patent Agents (holds Patent Bar Exam qualification)
  • 2 Chinese Attorneys-at-Law/Chinese Patent Agents
  • 3 Chinese Patent Agents
  • 18 Recipients of doctoral degrees
Research Institute Intellectual Property Law Research Institute
Director: Nobuhiro Nakayama (Senior Advisor to Sakai International Patent Office; Emeritus Professor, University of Tokyo; Attorney-at-Law)
  • 4F, 5F (reception) , 10F, Toranomon Mitsui Building, 8-1, Kasumigaseki 3-Chome, Chiyoda-ku, Tokyo, Japan 100-0013
  • Tell +81-3-5512-4699
  • Fax +81-3-5512-4799
E-mail access(at)sakai-pat.com
  • Please replace (at) to @
Website http://www.sakai-pat.com/