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Katsuo Iwamoto
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Chiba, JP
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last 30 patents
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Patent Grant
Decarburized steel sheet for thin oriented silicon steel sheet havi...
Patent number
5,571,342
Issue date
Nov 5, 1996
Kawasaki Steel Corporation
Michiro Komatsubara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain oriented silicon steel sheet having very...
Patent number
5,330,586
Issue date
Jul 19, 1994
Kawasaki Steel Corporation
Michiro Komatsubara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain oriented silicon steel sheets having less...
Patent number
5,306,353
Issue date
Apr 26, 1994
Kawasaki Steel Corporation
Yasuyuki Hayakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Decarburized steel sheet for thin oriented silicon steel sheet havi...
Patent number
5,269,853
Issue date
Dec 14, 1993
Kawasaki Steel Corporation
Michiro Komatsubara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing oriented silicon steel sheet having very high m...
Patent number
5,173,128
Issue date
Dec 22, 1992
Kawasaki Steel Corporation
Michiro Komatsubara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing an oriented silicon steel sheet having impr...
Patent number
5,139,582
Issue date
Aug 18, 1992
Kawasaki Steel Corporation
Mitsumasa Kurosawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain oriented silicon steel sheets having magn...
Patent number
4,975,127
Issue date
Dec 4, 1990
Kawasaki Steel Corp
Mitsumasa Kurosawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented silicon steel sheets
Patent number
4,642,141
Issue date
Feb 10, 1987
Kawasaki Steel Corporation
Yoshiaki Iida
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain-oriented silicon steel sheets having exce...
Patent number
4,517,032
Issue date
May 14, 1985
Kawasaki Steel Corporation
Tomomichi Goto
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain-oriented silicon steel sheets having exce...
Patent number
4,439,252
Issue date
Mar 27, 1984
Kawasaki Steel Corporation
Katsuo Iwamoto
C21 - METALLURGY OF IRON