40 Utility Patents
#903 in Yokohama
#11,978 in Japan
#57,076 in the World
Forward Citations = 325
Company Filing History:
Nippon Oil Company


4. 3 out of 3,181
Dai Nippon Printing Co., Ltd.
5. 3 out of 188
Nippon Oil Corporation
where one patent can have more than one assignee
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