Kenneth E. Opal

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Oakmont, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Low and medium voltage PWM AC/DC power conversion method and apparatus
- Patent number 5,638,263
- Issue date Jun 10, 1997
- Halmar Robicon Group
- Kenneth Opal
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for controlling power and optimizing power fac...
- Patent number 4,293,905
- Issue date Oct 6, 1981
- Power Control Corporation
- Kenneth E. Opal
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mounting assembly for semiconductive controlled rectifiers
- Patent number 4,224,663
- Issue date Sep 23, 1980
- Power Control Corporation
- John J. Maiese
- H01 - BASIC ELECTRIC ELEMENTS