Tetsuo Uchiyama

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Kumayaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Molybdenum disilicide heating element and its production method
- Patent number 6,211,496
- Issue date Apr 3, 2001
- Kabushiki Kaisha Riken
- Tetsuo Uchiyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Alumina base ceramic sintered body and its manufacturing method
- Patent number 6,133,182
- Issue date Oct 17, 2000
- Nippon Tungsten Co., Ltd.
- Toyoshige Sasaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic heating element made of molybdenum disilicide and silicon c...
- Patent number 5,965,051
- Issue date Oct 12, 1999
- Fuji Electric Co., Ltd.
- Noritomo Hirayama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High strength and high hardness alumina-zirconia-silicon carbide si...
- Patent number 4,746,635
- Issue date May 24, 1988
- Kabushiki Kaisha Riken
- Sigeo Inoue
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES