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Shuji Watanabe
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Kurashiki, JP
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last 30 patents
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Patent Grant
Method of levelling two-layered clad metal sheet
Patent number
4,768,363
Issue date
Sep 6, 1988
Kawasaki Steel Corporation
Michio Yamashita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Steel materials having an excellent hydrogen induced cracking resis...
Patent number
4,153,454
Issue date
May 8, 1979
Kawasaki Steel Corporation
Toshihiko Emi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...