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Koichiro Ishihara
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Amagasaki, JP
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last 30 patents
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Patent Grant
Metal-ceramic composite
Patent number
5,154,984
Issue date
Oct 13, 1992
Sumitomo Metal Industries, Ltd.
Yoshiyasu Morita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Metal-ceramic composite and method of producing the same
Patent number
4,947,924
Issue date
Aug 14, 1990
Sumitomo Metal Industries, Ltd.
Yoshiyasu Morita
B22 - CASTING POWDER METALLURGY