8 Utility Patents
#5,427 in Osaka
#105,167 in Japan
#499,816 in the World
Forward Citations = 81
Company Filing History:


Sumitomo Electric Ind., Inc.
where one patent can have more than one assignee
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#5,427 in Osaka
#105,167 in Japan
#499,816 in the World
Company Filing History:


Get your Inventor Badge Today