19 Utility Patents
#646 in Nagoya
#39,220 in Japan
#181,319 in the World
Forward Citations = 38
Company Filing History:

Asahi Kasei Kabushiki Kaisha

4. 1 out of 23
Soko Kagaku Co., Ltd.
5. 1 out of 9

where one patent can have more than one assignee
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