16 Utility Patents
#82 in Tokushima
#48,302 in Japan
#223,246 in the World
Forward Citations = 243
Company Filing History:

Otsuka Chemical Co., Ltd.

4. 2 out of 27
Tomita Pharmaceutical Co., Ltd.
5. 1 out of 830,757 patents
Other
where one patent can have more than one assignee
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