24 Utility Patents
#1,935 in Yokohama
#27,699 in Japan
#128,218 in the World
Forward Citations = 198
Company Filing History:


Sumitomo Electric Device Innovations, Inc.
where one patent can have more than one assignee
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#1,935 in Yokohama
#27,699 in Japan
#128,218 in the World
Company Filing History:


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