31 Utility Patents
#4,008 in Tokyo
#18,710 in Japan
#87,612 in the World
Forward Citations = 164
Company Filing History:
Komeya, Inc.
Kawasaki Teitoku Co., Ltd.
Sanei Kasei Co., Ltd.
4. 5 out of 701

5. 3 out of 1,098
Nippon Steel & Sumitomo Metal Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today