Axel Hahndorff

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Gas-disccharge overvoltage arrester
- Patent number 5,388,023
- Issue date Feb 7, 1995
- Siemens Aktiengesellschaft
- Jurgen Boy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Assembly for the discharge of electric overvoltages
- Patent number 5,383,085
- Issue date Jan 17, 1995
- Siemens Aktiengesellschaft
- Jurgen Boy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode activating compound for gas discharge tube
- Patent number 4,360,757
- Issue date Nov 23, 1982
- Siemens Aktiengesellschaft
- Axel Hahndorff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surge voltage arrester with reduced minimum operating surge voltage
- Patent number 4,287,548
- Issue date Sep 1, 1981
- Siemens Aktiengesellschaft
- Axel Hahndorff
- H01 - BASIC ELECTRIC ELEMENTS