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Hiroyuki Hiramitsu
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Handa, JP
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last 30 patents
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Patent Grant
Beryllium-copper alloy excellent in strength, workability and heat...
Patent number
5,824,167
Issue date
Oct 20, 1998
NGK Insulators, Ltd.
Shuhei Ishikawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Method of producing beryllium copper alloy member
Patent number
5,074,922
Issue date
Dec 24, 1991
NGK Insulators, Ltd.
Hiroyuki Hiramitsu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...