10 Utility Patents
#181 in Kitakyushu
#83,769 in Japan
#390,825 in the World
Forward Citations = 119
Company Filing History:

Mitsubishi Petrochemical Company Limited

4. 5 out of 12
Mitsubishi Petrochemical Engineering Co., Ltd.
5. 2 out of 157
Sakai Chemical Industry Co., Ltd.
where one patent can have more than one assignee
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