Martin Siegwarth

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Esslingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and circuit for connecting an actuator to a line
- Patent number 6,222,441
- Issue date Apr 24, 2001
- Richard Hirschmann GmbH & Co.
- Martin Siegwarth
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic signal generator with periodically varying frequency
- Patent number 4,287,510
- Issue date Sep 1, 1981
- Richard Hirschmann Radiotechnisches Werk
- Martin Siegwarth
- G08 - SIGNALLING