8 Utility Patents
#8,206 in Kanagawa
#107,301 in Japan
#520,178 in the World
Forward Citations = 96
Company Filing History:


Mitsubishi Oil Co., Ltd.
4. 1 out of 28
Research Association for Utilization of Light Oil
5. 1 out of 4
Nippon Kokan Co., Ltd.
where one patent can have more than one assignee
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