7 Utility Patents
#767 in Sakai
#121,668 in Japan
#597,499 in the World
Forward Citations = 40
Company Filing History:

Other
Toho Kasei Ltd.
where one patent can have more than one assignee
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#767 in Sakai
#121,668 in Japan
#597,499 in the World
Company Filing History:

Get your Inventor Badge Today