21 Utility Patents
#118 in Hiroshima, 729-3431
#34,013 in Japan
#157,258 in the World
Forward Citations = 186
Company Filing History:

Nisshin Steel Co., Ltd.
Kawasaki Steel Corporation
4. 3 out of 929
Sumitomo Metal Industries, Inc.
5. 1 out of 3
Kawasaki Steel Coporation
where one patent can have more than one assignee
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