8 Utility Patents
#17 in Yamaguchi-ken
#105,167 in Japan
#499,816 in the World
Forward Citations = 67
Company Filing History:

Toyo Kohan., Ltd.

where one patent can have more than one assignee
Get your Inventor Badge Today
#17 in Yamaguchi-ken
#105,167 in Japan
#499,816 in the World
Company Filing History:


Get your Inventor Badge Today