Ralf Bergmann

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
High-voltage circuit breaker having an insulating nozzle
- Patent number 6,744,000
- Issue date Jun 1, 2004
- Siemens Aktiengesellschaft
- Ralf Bergmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-voltage power breaker having an outlet flow channel
- Patent number 6,646,850
- Issue date Nov 11, 2003
- Siemens Aktiengesellschaft
- Ralf Bergmann
- H01 - BASIC ELECTRIC ELEMENTS