12 Utility Patents
#940 in Shizuoka
#68,601 in Japan
#319,179 in the World
Forward Citations = 121
Company Filing History:
Ihara Chemical Industry Co., Ltd.
Kumiai Chemical Industry Co., Ltd.
Kumiai Chemical Co.
4. 1 out of 830,757 patents
Other
where one patent can have more than one assignee
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