5 Utility Patents
#306 in Tokushima
#162,330 in Japan
#824,371 in the World
Forward Citations = 2
Company Filing History:

Otsuka Chemical Co., Ltd.

where one patent can have more than one assignee
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#306 in Tokushima
#162,330 in Japan
#824,371 in the World
Company Filing History:


Get your Inventor Badge Today