John J. Welch

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Cleveland, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of decorating a ceramic article
- Patent number 6,696,100
- Issue date Feb 24, 2004
- Ferro Corporation
- Patricia C. Secrest
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for making bismuth-vanadium-molybdenum-containing compositions
- Patent number 5,443,810
- Issue date Aug 22, 1995
- Ferro Corporation
- Christine J. Byrne
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bismuth-containing colorants
- Patent number 5,336,312
- Issue date Aug 9, 1994
- Ferro Corporation
- Christine J. Byrne
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Mixed metal oxide crystalline powders and method for the synthesis...
- Patent number 5,228,910
- Issue date Jul 20, 1993
- Ferro Corporation
- Ivan H. Joyce
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Method of decorating a ceramic article
- Publication number 20020068131
- Publication date Jun 6, 2002
- Patricia C. Secrest
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS