Monica Cotlear de Witzmann

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Nieder-Olm, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing substrates having defect free patterns thereon
- Patent number 6,524,641
- Issue date Feb 25, 2003
- Schott Glas
- Monica Cotlear de Witzmann
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass-ceramic article decorated with ceramic colorings and method f...
- Patent number 5,716,712
- Issue date Feb 10, 1998
- Schott Glaswerke
- Dieter Schonig
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Cooking device with a glass-ceramic panel providing a cooking surfa...
- Publication number 20030087106
- Publication date May 8, 2003
- Monica Cotlear De Witzmann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cooking unit with a glass-ceramic or glass panel made of transparen...
- Publication number 20020084263
- Publication date Jul 4, 2002
- Dietmar Wennemann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR