Johannes Liebermann

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Lichtenfels-Schonsreuth, DE

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Patents Grantslast 30 patents

Information Patent Grant
Insulator having a porcelain body and a hydrophobic coating
- Patent number 6,541,118
- Issue date Apr 1, 2003
- Siemens Aktiengesellschaft
- Alfred Baalmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing an electrical insulator
- Patent number 6,497,923
- Issue date Dec 24, 2002
- Siemens Aktiengesellschaft
- Alfred Baalmann
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Insulator
- Publication number 20010020543
- Publication date Sep 13, 2001
- Alfred Baalmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for producing an electrical insulator
- Publication number 20010015284
- Publication date Aug 23, 2001
- Alfred Baalmann
- H01 - BASIC ELECTRIC ELEMENTS