About Inspire


Inspire Patent and Trademark Attorneys is a full-service intellectual property law firm located in Tokyo, Japan. The attorneys within our firm offer expertise in both legal and technology disciplines.

Our firm offers a wide-range of intellectual property services including patent, design patent, and trademark. Our attorneys have long term experience in drafting and prosecuting patent applications in a number of industries such as electrical, semiconductor, telecommunications, networking, computer, software, medical devices, and mechanical industries. Our attorneys also have experience in patent portfolio analysis and valuation, non-infringement and invalidity opinions, patent licensing, and patent counseling. We also cooperate general law firms for litigation.

Why Inspire

  • High Quality

  • Quality is the most important matter of our firm. We have been firmly committed across all of its businesses to providing client-oriented, high-quality services. Since the start of its operations, our service quality has been highly evaluated from domestic and foreign clients.

  • Knowledgeable and Skillful

  • Our founding partner, Tatsuya SAITO, earned J.D. from Concord Law School and M.I.P. (Master of Intellectual Property) from Franklin Pierce Law Center (UNH School of Law). He was a trainee at U.S. law firms and a German law firm. We published several books related not only to Japanese IP laws, but also Laws in foreign countries including US and Asians. Based on these knowledge, we can communicates with foreign clients accurately, smoothly, and efficiently.

  • Responsive

  • We understand the need for responsive service. Our team provides prompt response to inquiries and orders from clients.

  • Personalization

  • Personalization is also one of our key features. Our team tailors our services to accommodate specific client's needs.

  • Face-to-face

  • We personally visit foreign clients so that our clients may know our team members who are actually in charge of their cases as face-to-face basis. We believe this kind of communication enhances the relationship between the clients and our team.

  • Reasonable costs

  • Our fees are 20-50% lower than fees of the other major JP firms in average. Our reasonable costs have been achieved by our efforts to develop information systems and reduce unnecessary overhead.


    We conduct various research and writing activities and strive to maintain and improve our knowledge.

    • Introduction to US patent law
      • Tatsuya SAITO, Hougakushoin Co., LTD., 2009/7
    • Foreign patent system 【Asia version】
      • Tatsuya SAITO (Editing), Japan Institute for Invention and Innovation, 2009/11
    • Text and Exercise for Intellectual Property Management Skills Test 3rd grade
      • Tatsuya SAITO, Natsumesha Co., LTD., 2017/2
    • Responding to Notification of Reason for Refusal - Basic / Corresponding Case
      • Tatsuya SAITO (Joint authorship), Johokiko Co., LTD., 2012/3