21 Utility Patents
#3,371 in Kanagawa
#34,126 in Japan
#157,806 in the World
Forward Citations = 411
Company Filing History:
Ohi Seisakusho Co., Ltd.

where one patent can have more than one assignee
Get your Inventor Badge Today
#3,371 in Kanagawa
#34,126 in Japan
#157,806 in the World
Company Filing History:

Get your Inventor Badge Today