Wolfgang Spitaler

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Vienna, AT

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Patents Grantslast 30 patents

Information Patent Grant
Power rectifier circuit
- Patent number 5,883,502
- Issue date Mar 16, 1999
- Siemens Aktiengesellschaft
- Wolfgang Spitaler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device for controlling the field current of DC motors
- Patent number 4,845,413
- Issue date Jul 4, 1989
- Siemens Aktiengesellschaft
- Franz Hackl
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit arrangement for determining the load current in a reversibl...
- Patent number 4,493,015
- Issue date Jan 8, 1985
- Siemens Aktiengesellschaft
- Franz Ramlohr
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER