3 Utility Patents
#11,880 in Osaka
#236,636 in Japan
Forward Citations = 45
Company Filing History:
Taiyo Nippon Sanso Corporation
Other

4. 1 out of 165
Otsuka Chemical Co., Ltd.
5. 1 out of 21
Daiken Chemical Co., Ltd.
where one patent can have more than one assignee
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