27 Utility Patents
#5 in Kitaibaraki
#23,334 in Japan
#108,644 in the World
Forward Citations = 31
Company Filing History:

Nippon Mining & Metals Co., Ltd.

4. 2 out of 130
Japan Energy Corporation
5. 2 out of 41
Jx Metals Corporation
where one patent can have more than one assignee
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