32 Utility Patents
#1,278 in Yokohama
#17,088 in Japan
#78,893 in the World
Forward Citations = 182
Company Filing History:

Mitsui Chemicals, Inc.
Yamamoto Chemicals, Inc.
4. 3 out of 830,757 patents
Other
5. 1 out of 1,511

where one patent can have more than one assignee
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