Joseph W. Ryan

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Washington, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Partially crystallizing ceramic enamel composition containing bismu...
- Patent number 6,207,285
- Issue date Mar 27, 2001
- Cerdec Corporation
- George E. Sakoske
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Partially crystallizing ceramic enamel composition containing bismu...
- Patent number 5,968,659
- Issue date Oct 19, 1999
- Cerdec Corporation
- George E. Sakoske
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Partially crystallizing ceramic enamel composition containing bismu...
- Patent number 5,714,420
- Issue date Feb 3, 1998
- Cerdec Corporation - Drakenfeld Products
- George E. Sakoske
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass frits for ceramic enamels
- Patent number 5,616,417
- Issue date Apr 1, 1997
- Cerdec Corporation
- Joseph W. Ryan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass frits for ceramics enamels
- Patent number 5,559,059
- Issue date Sep 24, 1996
- Cerdec Corporation
- Joseph W. Ryan
- C03 - GLASS MINERAL OR SLAG WOOL