Elmer W. Madsen

Person

Bristol, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Drive and control circuit for a brushless DC motor
- Patent number 5,309,076
- Issue date May 3, 1994
- Nidec Corporation
- Elmer W. Madsen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shock protective circuit with electrical latch for small appliances
- Patent number 4,791,519
- Issue date Dec 13, 1988
- North American Philips Corp.
- Elmer W. Madsen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shock protective circuit with mechanical latch for small appliances
- Patent number 4,712,154
- Issue date Dec 8, 1987
- North American Philips Corporation
- Elmer W. Madsen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous or stepping motor with equal-torque stepping
- Patent number 4,672,247
- Issue date Jun 9, 1987
- North American Philips Corporation
- Elmer W. Madsen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetically actuated indicator
- Patent number 4,128,825
- Issue date Dec 5, 1978
- North American Philips Corporation
- Elmer W. Madsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric motor having toothed pole pieces
- Patent number 4,081,703
- Issue date Mar 28, 1978
- North American Philips Corporation
- Elmer W. Madsen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gear train with integral stop
- Patent number 4,059,024
- Issue date Nov 22, 1977
- North American Philips Corporation
- Elmer W. Madsen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Elmer W. Madsen

Person

Patents Grantslast 30 patents

Drive and control circuit for a brushless DC motor

Shock protective circuit with electrical latch for small appliances

Shock protective circuit with mechanical latch for small appliances

Synchronous or stepping motor with equal-torque stepping

Magnetically actuated indicator

Electric motor having toothed pole pieces

Gear train with integral stop