27 Utility Patents
#79 in Tsukuba
#23,251 in Japan
#108,212 in the World
Forward Citations = 502
Company Filing History:

Banyu Pharmaceutical Co. Ltd

4. 1 out of 1,256
Kawasaki Steel Corporation
5. 1 out of 11
Zeon Kasei Co., Ltd.
where one patent can have more than one assignee
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