Mamoru Kakuda is a member of the Chemical Patent Prosecution practice group. A native Japanese speaker, Mr. Kakuda focuses his practice on patent portfolio management, counseling, enforcement and licensing, the formulation of opinions relating to infringement and validity, and patent preparation and prosecution. Mr. Kakuda has over 30 years of Intellectual Property experience as well as a strong technical background in areas including organic and inorganic chemistry, optics, LCD devices, glass products and fused silica. Mr. Kakuda has extensively studied the U.S. patent system and is particularly skilled at advising Japanese companies on patent application revisions and USPTO best practices and guidelines.

Prior to joining the firm, Mr. Kakuda worked at another intellectual property specialty firm where he worked extensively filing and prosecuting U.S. patent applications, mainly in the fields of organic and inorganic chemistry. Prior to that, he worked for the Intellectual Property Division of AGC Inc. in Japan, as senior manager, where he managed various patent portfolios including many kinds of glass products, display devices, optical devises and materials for electronic products, prepared and prosecuted patent applications. He also provided legal support on various patent matters such as patent clearances, licensing, enforcement and IP matters in conjunction with corporate mergers and acquisitions.


  • Temple University, Beasley School of Law (LL.M.)
  • Toyo University (Bachelor of Law)
  • The University of Tokyo (M.S.)
    • Geophysics
  • The University of Tokyo (B.S.)
    • Geophysics


  • District of Columbia
  • Registered to practice before the U.S. Patent and Trademark Office (
  • Japan Patent Office


  • Japanese

Professional Affiliations

    •     American Bar Association
    •     American Intellectual Property Law Association (AIPLA)
    •     District of Columbia Bar Association
    •     Japan Patent Attorneys Association