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Kazuhide Hotai
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Method of manufacturing an amorphous magnetic alloy
Patent number
4,639,278
Issue date
Jan 27, 1987
Sony Corporation
Yoshimi Makino
C21 - METALLURGY OF IRON
Information
Patent Grant
Annealing method for amorphous magnetic alloy
Patent number
4,475,962
Issue date
Oct 9, 1984
Sony Corporation
Masatoshi Hayakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing an amorphous magnetic alloy
Patent number
4,473,415
Issue date
Sep 25, 1984
Sony Corporation
Yoshitaka Ochiai
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of manufacturing amorphous magnetic alloy ribbon and use for...
Patent number
4,444,602
Issue date
Apr 24, 1984
Sony Corporation
Yoshimi Makino
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing an amorphous magnetic alloy
Patent number
4,379,004
Issue date
Apr 5, 1983
Sony Corporation
Yoshimi Makino
C21 - METALLURGY OF IRON