John C. Merrison

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Wauwatosa, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Controller for starting and stopping electric motors
- Patent number 5,008,608
- Issue date Apr 16, 1991
- Allen-Bradley Company, Inc.
- Peter J. Unsworth
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor stoppage detection using back emf voltage
- Patent number 5,003,241
- Issue date Mar 26, 1991
- Allen-Bradley Company, Inc.
- Timothy M. Rowan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor controller with bypass contactor
- Patent number 4,996,469
- Issue date Feb 26, 1991
- Allen-Bradley Company, Inc.
- Robert J. DeLange
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor speed control apparatus and method
- Patent number 4,996,470
- Issue date Feb 26, 1991
- Allen-Bradley Company, Inc.
- Timothy M. Rowan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor controller with an improved stopping technique
- Patent number 4,978,897
- Issue date Dec 18, 1990
- Allen-Bradley Company, Inc.
- John C. Merrison
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for stopping an electric motor
- Patent number 4,862,052
- Issue date Aug 29, 1989
- Allen-Bradley Company, Inc.
- Peter J. Unsworth
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER