16 Utility Patents
#3,127 in Yokohama
#49,144 in Japan
#228,671 in the World
Forward Citations = 261
Company Filing History:



4. 1 out of 4
Sumitomo Electric Ind., Inc.
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#3,127 in Yokohama
#49,144 in Japan
#228,671 in the World
Company Filing History:



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