Wolfgang Semar

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Mainz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for blank pressing of optical components
- Patent number 7,322,215
- Issue date Jan 29, 2008
- Schott AG
- Ulrike Stoehr
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical lens soft-focus effect
- Patent number 7,139,133
- Issue date Nov 21, 2006
- Schott AG
- Ralf Bonitz
- F21 - LIGHTING
Information Patent Grant
Method for the manufacture of dense-sintered glass ceramic moldings
- Patent number 5,922,271
- Issue date Jul 13, 1999
- Schott Glaswerke
- Wolfgang Semar
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing dense-sintered cordierite bodies
- Patent number 5,270,270
- Issue date Dec 14, 1993
- Schott Glaswerke
- Wolfgang Semar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Producing Hybrid Lenses
- Publication number 20100130246
- Publication date May 27, 2010
- SCHOTT AG
- Ralf Biertümpfel
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method for producing glass ceramic articles with an improved surface
- Publication number 20070266734
- Publication date Nov 22, 2007
- SCHOTT AG
- Bernd Woelfing
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Optical lens soft-focus effect
- Publication number 20050200976
- Publication date Sep 15, 2005
- Ralf Bonitz
- G02 - OPTICS
Information Patent Application
Method for blank pressing of optical components
- Publication number 20040123628
- Publication date Jul 1, 2004
- Ulrike Stoehr
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for producing fine glass articles and the use of said method
- Publication number 20030014999
- Publication date Jan 23, 2003
- Steffen Koerner
- C03 - GLASS MINERAL OR SLAG WOOL