Harald Roth

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Munchweiler, FR

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Patents Grantslast 30 patents

Information Patent Grant
Static frequency converter which compensates for fluctuations in a...
- Patent number 5,592,368
- Issue date Jan 7, 1997
- L'Unite Hermetique
- Francis Bidaud
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Optimal power supply for an electric motor
- Patent number 5,548,199
- Issue date Aug 20, 1996
- L'Unite Hermetique
- Francis Bidaud
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching method and apparatus for increasing efficiency of an indu...
- Patent number 5,497,313
- Issue date Mar 5, 1996
- L'Unite Hermetique
- Francis Bidaud
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER