6 Utility Patents
#97 in Iruma
#139,256 in Japan
#693,433 in the World
Forward Citations = 9
Company Filing History:
Nippon Micrometal Corporation
Nippon Steel Chemical & Material Co., Ltd.
Nippon Steel Materials Co., Ltd.
4. 1 out of 42
Nippon Steel & Sumikin Materials Co., Ltd.
where one patent can have more than one assignee
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