Eckhart Watzke

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Jena, DE

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Patents Grantslast 30 patents

Information Patent Grant
Borosilicate glass of high chemical resistance and low viscosity wh...
- Patent number 5,736,476
- Issue date Apr 7, 1998
- Schott-Rohrglas GmbH
- Eckhart Watzke
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Colored borosilicate glass
- Patent number 5,627,115
- Issue date May 6, 1997
- Jenaer Glaswerk GmbH
- Eckhart Watzke
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Colored borosilicate glass
- Patent number 5,612,262
- Issue date Mar 18, 1997
- Jenaer Glaswerk GmbH
- Thomas Kloss
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Reducing melt borosilicate glass having improved UV transmission pr...
- Patent number 5,610,108
- Issue date Mar 11, 1997
- Schott Glaswerke
- Eckhart Watzke
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Borosilicate glass weak in boric acid
- Patent number 5,599,753
- Issue date Feb 4, 1997
- Jenaer Glaswerck GmbH
- Eckhart Watzke
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Borosilicate glass having improved UV transmission, thermal and che...
- Patent number 5,547,904
- Issue date Aug 20, 1996
- Jenaer Glaswerk GmbH
- Eckhart Watzke
- C03 - GLASS MINERAL OR SLAG WOOL