48 Utility Patents
#8 in Ikoma
#8,455 in Japan
#41,488 in the World
Forward Citations = 404
Company Filing History:

Mitsubishi Kasei Corporation
Mitsubishi Rayon Company, Limited
4. 1 out of 614

5. 1 out of 28
Matushita Electric Industrial Co., Ltd.
where one patent can have more than one assignee
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