5 Utility and 18 Design Patents
#2 in Urawa
#1,012 in Japan
#10,290 in the World
rank by design patentsForward Citations = 687
Company Filing History:
Hitachi, Ltd.

where one patent can have more than one assignee
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#2 in Urawa
#1,012 in Japan
#10,290 in the World
rank by design patentsCompany Filing History:

Get your Inventor Badge Today