23 Utility Patents
#231 in Hitachi
#28,074 in Japan
#126,272 in the World
Forward Citations = 258
Company Filing History:
Hitachi Chemical Company, Ltd.
4. 2 out of 6
Kanto Chemical Co., Inc.
5. 1 out of 499
Mitsubishi Kasei Corporation
where one patent can have more than one assignee
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