9 Utility Patents
#4,921 in Osaka
#95,205 in Japan
#455,050 in the World
Forward Citations = 29
Company Filing History:


Otsuka Chemical Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today
#4,921 in Osaka
#95,205 in Japan
#455,050 in the World
Company Filing History:


Get your Inventor Badge Today