Ralph Prete

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West Haven, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrical power converter, power supply, and inverter with series-...
- Patent number 5,546,295
- Issue date Aug 13, 1996
- Rotron Incorporated
- Ralph Prete
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Chopping type electrical converter
- Patent number 4,500,949
- Issue date Feb 19, 1985
- Stone Safety Corporation
- Ralph Prete
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER