13 Utility Patents
#12,207 in Tokyo
#63,483 in Japan
#297,277 in the World
Forward Citations = 107
Company Filing History:


Ricoh Research Institute of General Electronics
where one patent can have more than one assignee
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#12,207 in Tokyo
#63,483 in Japan
#297,277 in the World
Company Filing History:


Get your Inventor Badge Today