21 Utility Patents
#2,693 in San Jose, CA
#22,030 in California
#76,794 in US
#150,770 in the World
Forward Citations = 348
Company Filing History:
Hitachi, Ltd.

where one patent can have more than one assignee
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#2,693 in San Jose, CA
#22,030 in California
#76,794 in US
#150,770 in the World
Company Filing History:

Get your Inventor Badge Today