12 Utility Patents
#142 in Otsu
#69,652 in Japan
#326,522 in the World
Forward Citations = 109
Company Filing History:


Ishihara Sangyo Kaisha, Ltd.
4. 1 out of 1,306

where one patent can have more than one assignee
Get your Inventor Badge Today
#142 in Otsu
#69,652 in Japan
#326,522 in the World
Company Filing History:



Get your Inventor Badge Today