Bernd Karras

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for applying a coating to a lamp and coated lamp
- Patent number 6,887,354
- Issue date May 3, 2005
- Siemens Aktiengesellschaft
- Bernd Karras
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Hard material layer
- Publication number 20050037239
- Publication date Feb 17, 2005
- Bernd Karras
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method for applying a coating to a lamp and coated lamp
- Publication number 20040032210
- Publication date Feb 19, 2004
- Bernd Karras
- H01 - BASIC ELECTRIC ELEMENTS