7 Utility Patents
#685 in Hiroshima, 729-3431
#121,772 in Japan
#598,869 in the World
Forward Citations = 13
Company Filing History:
Nishikawa Rubber Co., Ltd.

where one patent can have more than one assignee
Get your Inventor Badge Today
#685 in Hiroshima, 729-3431
#121,772 in Japan
#598,869 in the World
Company Filing History:

Get your Inventor Badge Today