6 Utility Patents
#4 in Hasaki
#139,573 in Japan
#695,828 in the World
Forward Citations = 87
Company Filing History:

C.i. Kasei Company, Limited
Kuraray Isoprene Chemical Co. Ltd.
4. 1 out of 1
Kurary Isoprene Chemical Co., Ltd.
where one patent can have more than one assignee
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