Mr Takamitsu Shigetomi > Oh-Ebashi LPC & Partners > Tokyo, Japan > Lawyer Profile

Oh-Ebashi LPC & Partners
Kishimoto Building 2F
2-2-1 Marunouchi, Chiyoda-ku
Tokyo 100-0005

Work Department

  • Intellectual Property Law
  • Dispute Resolution
  • International Practice
  • Industries
  • Corporate and M&A
  • Risk Management & Compliance
  • Life Science, Pharmaceutical and Healthcare


Takamitsu Shigetomi is a partner who is in charge of Intellectual Property Practice Department in the Oh-Ebashi LPC & Partners.


Mr. Shigetomi specializes in intellectual property licensing and litigation of all types and has prepared, tried and argued intellectual property cases in various technical fields including pharmaceuticals, biotechnology, chemistry, mechanical engineering, electric engineering and computer software. Mr. Shigetomi has been lead counsel in major patent infringement litigation in Tokyo and Osaka district courts and IP high court.
Mr. Shigetomi is a frequent author and lecturer on intellectual property practice topics, and teaches courses as an adjunct professor of (i) Graduate School of Science, Technology and Innovation at Kobe University and (ii) Graduate School of Intellectual Property at Osaka Institute of Technology.
Mr. Shigetomi has received many professional accolades such as Chambers Asia-Pacific, Who’s Who Legal Patents, Who’s Who Legal Japan – IP Litigation and Best Lawyers.


Japanese and English


Japan Federal Bar Association (JFBA), Japan Patent Attorney Association (JPAA), AIPPI


Osaka University (LL.B. 1997), Legal Training and Research Institute of the Supreme Court of Japan (1999), University of Washington School of Law (LL.M. 2003)

Lawyer Rankings

Japan > Intellectual property: Independent local firms

With an expanding international network, Oh-Ebashi LPC & Partners is home to a full-service IP offering covering unfair competition, licensing, and dispute resolution as well as other transactions. Industry veteran Shigetoshi Hirano specialises in cross-border IP disputes and has in-depth knowledge of entertainment law. He is joined by practice head Takamitsu Shigetomi, a noted practitioner in the field of IP licensing and infringement, and Toshiya Furusho, who handles patent litigations in the fields of mechanical engineering and biotechnology.