Takashi KATO / Patent attorney

Practice areas
Patent Applications, Utility Model Applications, Trademark Applications, Design Applications, Patent Searches, Domestic and Foreign Expert Opinions, Intellectual Property Consulting
Technical fields
Software, telecommunications, machinery, mechatronics, image processing, electrical, general household goods, etc.
Japanese, English, French

Education & Career summary

  • 2024 Joined KSI Partners Law & Patent Firm
  • 2009 Founded Kato Intellectual Property Office
  • 2005-06 Fitzpatrick, Cella, Harper, Scinto (NYC&DC)
  • 2004 Registered as Patent Attorney
  • 1997 Joined Otsuka International Patent Firm
  • 1996 Joined a patent firm
  • 1996 Graduated from the University of Tokyo, Faculty of Engineering


  • "Overview of the KSR Case, Its Impact, and the Movement to Revise the Patent Law" (The Lawyers, June 2007)
  • "Machinists Walking in the World of Intellectual Property" (Journal of the Japan Society of Mechanical Engineers, March 2010 issue)