Edwin V. Gray Sr.

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Council, ID, US

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Patents Grantslast 30 patents

Information Patent Grant
Efficient electrical conversion switching tube suitable for inducti...
- Patent number 4,661,747
- Issue date Apr 28, 1987
- Edwin V. Gray
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Efficient power supply suitable for inductive loads
- Patent number 4,595,975
- Issue date Jun 17, 1986
- Edwin V. Gray
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER