29 Utility Patents
#20 in Kawagoe
#20,101 in Japan
#92,074 in the World
Forward Citations = 393
Company Filing History:
Hitachi, Ltd.
where one patent can have more than one assignee
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#20 in Kawagoe
#20,101 in Japan
#92,074 in the World
Company Filing History:
Get your Inventor Badge Today