28 Utility Patents
#27 in Amagasaki
#20,792 in Japan
#93,843 in the World
Forward Citations = 305
Company Filing History:
Kansai Chemical Engineering Co., Ltd.
Kansai Chemical Eng. Col. Ltd.
4. 2 out of 814
5. 2 out of 439
where one patent can have more than one assignee
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