16 Utility Patents
#3,103 in Yokohama
#48,204 in Japan
#222,545 in the World
Forward Citations = 60
Company Filing History:

Sumitomo Electric Device Innovations, Inc.
where one patent can have more than one assignee
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#3,103 in Yokohama
#48,204 in Japan
#222,545 in the World
Company Filing History:

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