Karl-Friedrich Leowald

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Uttenreuth-Weiher, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for generating a synchronizing signal for a co...
- Patent number 5,489,838
- Issue date Feb 6, 1996
- Siemens Aktiengesellschaft
- Karl-Friedrich Leowald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for recognizing defects in a triggering system...
- Patent number 5,384,528
- Issue date Jan 24, 1995
- Siemens Aktiengessellschaft
- Karl-Friedrich Leowald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for symmetrically modulating a controlled seri...
- Patent number 5,291,120
- Issue date Mar 1, 1994
- Siemens Aktiengesellschaft
- Karl-Friedrich Leowald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods and device for stabilizing an electric supply system throug...
- Patent number 5,053,691
- Issue date Oct 1, 1991
- Siemens Aktiengesellschaft
- Georg Wild
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER