21 Utility Patents
#133 in Tsukuba
#34,109 in Japan
#157,673 in the World
Forward Citations = 300
Company Filing History:
Hitachi Chemical Company, Ltd.

where one patent can have more than one assignee
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#133 in Tsukuba
#34,109 in Japan
#157,673 in the World
Company Filing History:

Get your Inventor Badge Today