Kiyoshi Kozu

Principal / Detroit Metro Office

Kiyoshi serves as an ambassador to Harness IP’s Japan-based and Japanese-speaking clients. Kiyoshi has worked in intellectual property law for more than two decades in both Japan and the United States. Kiyoshi applies his skills and experience in patent licensing and litigation, as well as in the preparation and prosecution of patent applications to the variety of domestic and international IP matters in which he is currently involved.

Kiyoshi is dedicated to making sure the firm’s Japanese clients are completely satisfied. Kiyoshi interfaces with Japanese clients and explains to them, in their own language and in detail, what their options are, as well as addresses all of their questions and concerns.

Prior to entering private practice, Kiyoshi worked for Seiko Epson Corporation in Japan. Kiyoshi has prepared and prosecuted patent applications for technologies related to watches, semiconductor devices and processes, liquid crystal display devices, magnetic materials and motors, printers, and internet business methods and software before the Japanese Patent Office, the USPTO, and other international Patent Offices. He served as an attorney within the Licensing Department at Seiko Epson, and was instrumental in the successful patent infringement litigation regarding ink cartridges for Epson inkjet printers before the International Trade Commission and U.S. District Court.

Kiyoshi has performed patent licensing negotiations related to various products in Japan, Korea and the U.S. In addition, he has been involved in patent litigation relating to projector and semiconductor devices in Japan and the U.S. He also drafted U.S. and worldwide settlement agreements for the licensing cases.


  • Japan Business Society of Detroit


J.D., Thomas M. Cooley Law School, 2004

B.S. of Engineering in Management Science, Tokyo University of Science, 1985

Bar & Court Admissions

U.S. Patent and Trademark Office


District of Columbia