MATSUDA, Toyoharu

[Division & Section] Patent Division, Chemical Section


2001 Admission as Patent Attorney (JPAA)

Practice Areas


Major Areas of Expertise

Organic Synthetic Chemistry; Photochemistry; Polymer Chemistry (having much experience in the filing of Japanese patent applications, owned by either foreign or Japanese applicants, and of foreign patent applications including PCT, US, Europe, China, Korea, Taiwan, and Singapore applications, as owned by Japanese applicants; and invalidation trials.)
Among the recent achievements are successes in getting early patent granting under super-accelerated examination on applications owned by foreign companies.

Membership & Other Qualifications


Education & Experience

Academic History

The Chemical course in the Science department, Tokyo Institute of Technology, 1989; Graduate School of Electronic Chemistry course, Tokyo Institute of Technology, M.Sc.

Job History

DuPont Japan Limited, Polymers Division
Iwamiya International Patent Office
Suzuki Patent Office



E-mail for Enquiries

Click Here

Section 206, New-Ohtemachi Bldg.
2-1, Ohtemachi 2-Chome
Chiyoda-Ku, Tokyo 100-0004, Japan
Main Tel: +81(3)3270-6641
Main Fax: +81(3)3246-0233


  • The contents of this site provide readers with general information and are not legal advice.
  • YUASA AND HARA is not responsible to readers who act upon the information contained in this site.

Our privacy policy applies to our online/offline handling of your personal information.