41 Utility Patents
#43 in Yokkaichi
#11,392 in Japan
#54,632 in the World
Forward Citations = 663
Company Filing History:
Mitsubishi Chemical Corporation
Mitsubishi Petrochemical Company Limited
Japan Polychem Corporation
4. 3 out of 54
Japan Polypropylene Corporation
5. 1 out of 24
Mitsubishi Yuka Badische Company, Ltd.
where one patent can have more than one assignee
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