18 Utility Patents
#2,756 in Yokohama
#42,124 in Japan
#195,457 in the World
Forward Citations = 210
Company Filing History:


Research Association for the Utilization of Light Oil
4. 2 out of 90,553

5. 1 out of 54
Mitsubishi Oil Co., Ltd.
where one patent can have more than one assignee
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