Howard G. Murphy

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Greendale, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Lift truck control providing time delay in operation of directional...
- Patent number 4,081,725
- Issue date Mar 28, 1978
- Allis-Chalmers Corporation
- Harvey E. Schmidt
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Chopper motor controller having pulse-by-pulse sensing of plugging
- Patent number 4,011,492
- Issue date Mar 8, 1977
- Allis-Chalmers Corporation
- Howard G. Murphy
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Forced commutation chopper having current limit
- Patent number 3,993,942
- Issue date Nov 23, 1976
- Allis-Chalmers Corporation
- Harvey E. Schmidt
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER