Who We Are
We are top patent office in Japan
We have been experts in intellectual property since 1891. Today, we use our history, heritage and experience to help companies around the world get the results they want.
In the century we have been operating, advancements in technology have transformed the way we live, communicate and work. Over three generations we have adapted and continued to grow our expertise. Today, we are not only Japan’s longest-running patent office, we are a trusted IP partner to innovative companies from every corner of the globe.
Asamura Patent Office, p.c.
Tennoz Central Tower 22F (reception), 2-2-24
Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
Senior Managing Partner Masahiro Asamura
Managing Partner Ken Kanai
Senior Advisor Kiyoshi Asamura
1891: Osaka Patent Agency in Kitahama, Osaka City was founded
2008: The company name is officially changed to Asamura Patent Office, p.c.
(For details, please refer to History of Asamura Patent Office)