Makoto Imakawa

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Complex boride cermets and processes for their production
- Patent number 5,022,919
- Issue date Jun 11, 1991
- Asahi Glass Company Ltd.
- Yasuo Shinozaki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
ZrB.sub.2 -containing sintered cermet
- Patent number 4,671,822
- Issue date Jun 9, 1987
- Asahi Glass Company, Ltd.
- Kazuo Hamashima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...