William E. Frank

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Baltimore, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
High frequency inverter circuit for melting and induction heating
- Patent number 4,638,138
- Issue date Jan 20, 1987
- Westinghouse Electric Corp.
- John Rosa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Solid state radio frequency power generator
- Patent number 4,471,196
- Issue date Sep 11, 1984
- Westinghouse Electric Corp.
- William E. Frank
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current control system for an induction heating apparatus
- Patent number 4,327,268
- Issue date Apr 27, 1982
- Westinghouse Electric Corp.
- William E. Frank
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High current high frequency current transformer
- Patent number 4,317,979
- Issue date Mar 2, 1982
- Westinghouse Electric Corp.
- William E. Frank
- H01 - BASIC ELECTRIC ELEMENTS