7 Utility Patents
#10 in Ami
#121,668 in Japan
#597,499 in the World
Forward Citations = 108
Company Filing History:
Mitsubishi Petrochemical Company Limited


4. 5 out of 12
Mitsubishi Petrochemical Engineering Co., Ltd.
5. 2 out of 158
Sakai Chemical Industry Co., Ltd.
where one patent can have more than one assignee
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