15 Utility Patents
#3,327 in Yokohama
#53,109 in Japan
#246,854 in the World
Forward Citations = 82
Company Filing History:

Sumitomo Electric Device Innovations, Inc.
where one patent can have more than one assignee
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#3,327 in Yokohama
#53,109 in Japan
#246,854 in the World
Company Filing History:

Get your Inventor Badge Today