Gerhard Tunker

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Offenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Substrate coated with a lead-free glass composition
- Patent number 6,057,037
- Issue date May 2, 2000
- Cerdec Aktiengesellschaft Keramische Farben
- Gerhard Tunker
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass composition and the use thereof
- Patent number 5,939,343
- Issue date Aug 17, 1999
- Cerdec Aktiengesellschaft Keramische Farben
- Gerhard Tunker
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass composition and its use
- Patent number 5,843,853
- Issue date Dec 1, 1998
- Cerdec Aktiengesellschaft Keramische Farben
- Oliver Heitmann
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass composition and the use thereof
- Patent number 5,827,789
- Issue date Oct 27, 1998
- Cerdec Aktiengesellschaft Keramische Farben
- Gerhard Tunker
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Black glass frit, process for the production thereof and use thereof
- Patent number 5,710,081
- Issue date Jan 20, 1998
- Cerdec Aktiengesellschaft Keramische Farben
- Gerhard Tunker
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lead-free glass composition and its use
- Patent number 5,707,909
- Issue date Jan 13, 1998
- Cerdec Aktiengesellschaft Keramische Farben
- Oliver Heitmann
- C03 - GLASS MINERAL OR SLAG WOOL