Roger W. Ohnsorg

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Niagara Falls, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Silicon carbide reinforced silicon carbide composite
- Patent number 6,245,424
- Issue date Jun 12, 2001
- Saint-Gobain Industrial Ceramics, Inc.
- Sai-Kwing Lau
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process for making silicon carbide reinforced silicon carbide compo...
- Patent number 5,840,221
- Issue date Nov 24, 1998
- Saint Gobain/Norton Industrial Ceramics Corporation
- Sai-Kwing Lau
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Ceramic fiber-reinforced composite articles and their production
- Patent number 5,436,042
- Issue date Jul 25, 1995
- The Carborundum Company
- Sai-Kwing Lau
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for injection molding sinterable carbide ceramic materials
- Patent number 4,233,256
- Issue date Nov 11, 1980
- The Carborundum Company
- Roger W. Ohnsorg
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Composition and process for injection molding ceramic materials
- Patent number 4,144,207
- Issue date Mar 13, 1979
- The Carborundum Company
- Roger W. Ohnsorg
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES