29 Utility Patents
#4,173 in Tokyo
#20,101 in Japan
#92,074 in the World
Forward Citations = 130
Company Filing History:
Sumitomo Mitsubishi Silicon Corporation
Sumitomo Sitix Corporation
4. 1 out of 63
5. 1 out of 929
Sumitomo Metal Industries, Inc.
where one patent can have more than one assignee
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