13 Utility Patents
#12,146 in Tokyo
#63,300 in Japan
#296,118 in the World
Forward Citations = 9
Company Filing History:
Ishikawa Gasket Co., Ltd.


4. 1 out of 36,193

where one patent can have more than one assignee
Get your Inventor Badge Today
#12,146 in Tokyo
#63,300 in Japan
#296,118 in the World
Company Filing History:



Get your Inventor Badge Today