29 Utility Patents
#1,535 in Yokohama
#20,810 in Japan
#97,070 in the World
Forward Citations = 867
Company Filing History:
Nippon Oil Corporation
Jx Nippon Oil & Energy Corporation

4. 3 out of 58
Petroleum Energy Center
5. 1 out of 3,592

where one patent can have more than one assignee
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