About Us
While our core practice is domestic and international patent prosecution, we have also been involved in IP litigation in the United States, Europe, and China for many years. We are engaged in worldwide activities including prosecution and litigation.
We are committed to assisting companies in establishing global intellectual property rights, together with furthering the effective use of their intellectual property rights. Through close and intensive communication with our clients, we provide high quality prosecution and other legal services.
Our Patent Attorneys
Yoshihiro CHIBA
(Head Partner)
Shiro SAKAI
(Deputy Head Partner)
Takayuki SENBA
Tomoki KUBOTA
Yasuharu NAKASONE
Tatsuya ICHIKAWA
Keiichi IKEDA
Kosuke SEKIGUCHI
Toshiyuki KORIN
Kodai KADOYAMA
Masayuki HISATAKE





