16 Utility Patents
#552 in Chiba
#49,014 in Japan
#227,485 in the World
Forward Citations = 70
Company Filing History:
Kawasaki Steel Corporation

Sakai Chemical Industry Co., Ltd.
4. 1 out of 20
Osaka Sanso Kogyo Ltd.
5. 1 out of 2
Kawasaki Steel Company
where one patent can have more than one assignee
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