Lewis E. Unnewehr

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Lima, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Overvoltage protection circuit for synchronous machinerotor
- Patent number 4,594,632
- Issue date Jun 10, 1986
- Lima Electric Co., Inc.
- Lewis E. Unnewehr
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable voltage control for self-excited self-regulated synchronou...
- Patent number 4,496,897
- Issue date Jan 29, 1985
- Lima Electric Co., Inc.
- Lewis E. Unnewehr
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER