17 Utility Patents
#2,931 in Yokohama
#45,215 in Japan
#209,916 in the World
Forward Citations = 849
Company Filing History:
Nippon Oil Corporation

Other
4. 2 out of 58
Petroleum Energy Center
5. 1 out of 329
Jx Nippon Oil & Energy Corporation
where one patent can have more than one assignee
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