7 Utility Patents
#1,317 in Ibaraki
#121,772 in Japan
#598,870 in the World
Forward Citations = 87
Company Filing History:

Hitachi Chemical Company, Ltd.
where one patent can have more than one assignee
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#1,317 in Ibaraki
#121,772 in Japan
#598,870 in the World
Company Filing History:

Get your Inventor Badge Today