Kunihiko Shiraishi

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Toyota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tap hole blocking material for metal melting apparatus
- Patent number 6,281,266
- Issue date Aug 28, 2001
- Nippon Crucible Co., Ltd.
- Kenzo Takeda
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Refractory composition for flow casting
- Patent number 4,377,413
- Issue date Mar 22, 1983
- Nippon Steel Corporation
- Mitsuo Nomura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Refractory composition for flow casting
- Patent number 4,171,984
- Issue date Oct 23, 1979
- Nippon Crucible Co., Ltd.
- Takuo Hosaka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES