84 Utility Patents
#572 in Tokyo
#2,395 in Japan
#13,713 in the World
Forward Citations = 739
Company Filing History:

Asahi Kogaku Kogyo Kabushiki Kaisha
Nippon Steel Corporation
4. 4 out of 1,640
Hitachi Chemical Company, Ltd.
5. 4 out of 1,098
Nippon Steel & Sumitomo Metal Corporation
where one patent can have more than one assignee
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