22 Utility Patents
#1,554 in Kawasaki
#31,135 in Japan
#142,942 in the World
Forward Citations = 62
Company Filing History:

Sumitomo Electric Device Innovations, Inc.

where one patent can have more than one assignee
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#1,554 in Kawasaki
#31,135 in Japan
#142,942 in the World
Company Filing History:


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