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Rokuo Ichiyasu
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Yonago, JP
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last 30 patents
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Patent Grant
Rare earth metal-iron group metal target, alloy powder therefor and...
Patent number
5,098,649
Issue date
Mar 24, 1992
Hitachi Metals, Ltd.
Shunichiro Matsumoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Rare earth metal-iron group metal target, alloy powder therefor and...
Patent number
5,062,885
Issue date
Nov 5, 1991
Hitachi Metals, Ltd.
Shunichiro Matsumoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Rare earth metal-iron group metal target, alloy powder therefor and...
Patent number
4,957,549
Issue date
Sep 18, 1990
Hitachi Metals, Ltd.
Shunichiro Matsumoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Sintered target member and method of producing same
Patent number
4,941,920
Issue date
Jul 17, 1990
Hitachi Metals, Ltd.
Tsutomu Inui
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...