10 Utility Patents
#1,922 in Kyoto 615-0031
#85,482 in Japan
#406,495 in the World
Forward Citations = 10
Company Filing History:

Kabushikikaisha Shofu

4. 2 out of 1,782
Mitsui Chemicals, Inc.
5. 1 out of 123
Jgc Catalysts & Chemicals Ltd.
where one patent can have more than one assignee
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