8 Utility Patents
#19,829 in Tokyo
#107,257 in Japan
#519,767 in the World
Forward Citations = 9
Company Filing History:
Jx Nippon Oil & Energy Corporation
Nippon Petroleum Refining Company, Limited
Nippon Oil Corporation
4. 1 out of 1
Mt Carbon Co., Ltd.
where one patent can have more than one assignee
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