31 Utility Patents
#286 in Nagoya
#18,467 in Japan
#86,379 in the World
Forward Citations = 258
Company Filing History:

Mitsubishi Rayon Company, Limited

4. 2 out of 1,100
Kabushiki Kaisha Kobe Seiko Sho
5. 1 out of 19,551

where one patent can have more than one assignee
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