35 Utility Patents
#1 in Soka
#15,269 in Japan
#71,812 in the World
Forward Citations = 372
Company Filing History:
Hitachi Chemical Company, Ltd.

Kanto Kagaku Kabushiki Kaisha
4. 6 out of 25,510

5. 2 out of 6
Kanto Chemical Co., Inc.
where one patent can have more than one assignee
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