38 Utility Patents
#2 in Kitaibaraki
#13,157 in Japan
#62,563 in the World
Forward Citations = 79
Company Filing History:
Nippon Mining & Metals Co., Ltd.

Japan Energy Corporation
4. 3 out of 57
Nikko Materials Company, Limited
5. 1 out of 979

where one patent can have more than one assignee
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