10 Utility Patents
#1,456 in Nagoya
#85,524 in Japan
#406,844 in the World
Forward Citations = 89
Company Filing History:
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4. 1 out of 595
Sumco Corporation
5. 1 out of 2,252

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#1,456 in Nagoya
#85,524 in Japan
#406,844 in the World
Company Filing History:



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