49 Utility Patents
#647 in Yokohama
#8,058 in Japan
#39,825 in the World
Forward Citations = 272
Company Filing History:

Yamamoto Chemicals, Inc.
Mitsui Chemicals, Inc.
where one patent can have more than one assignee
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#647 in Yokohama
#8,058 in Japan
#39,825 in the World
Company Filing History:

Get your Inventor Badge Today