Walter Parfomak

Person

Wallington, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Control system for a permanent magnet motor
- Patent number 5,953,491
- Issue date Sep 14, 1999
- AlliedSignal Inc.
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Initialization damping for a permanent magnet motor
- Patent number 5,796,227
- Issue date Aug 18, 1998
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamic rate feedback PM motor starting technique
- Patent number 5,751,131
- Issue date May 12, 1998
- AlliedSignal, Inc.
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronically commutated two-axis gyro control system
- Patent number 5,559,417
- Issue date Sep 24, 1996
- AlliedSignal Inc.
- Jerome Sears
- G01 - MEASURING TESTING
Information Patent Grant
Polar loop implementation for a two degree of freedom gyro
- Patent number 5,321,986
- Issue date Jun 21, 1994
- AlliedSignal Inc.
- Jerome Sears
- G01 - MEASURING TESTING
Information Patent Grant
Synchro drive stabilization system
- Patent number 5,321,635
- Issue date Jun 14, 1994
- AlliedSignal Inc.
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronically commutated two-axis gyro control system
- Patent number 5,313,148
- Issue date May 17, 1994
- AlliedSignal Inc.
- Jerome Sears
- G01 - MEASURING TESTING
Information Patent Grant
Optical commutation and tilt sensing for a permanent magnet gyro
- Patent number 4,862,050
- Issue date Aug 29, 1989
- Allied-Signal Inc.
- Walter Parfomak
- G01 - MEASURING TESTING
Information Patent Grant
Optical commutation for permanent magnet motors
- Patent number 4,818,922
- Issue date Apr 4, 1989
- Allied-Signal Inc.
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Permanent magnet motor closed loop restarting system
- Patent number 4,673,849
- Issue date Jun 16, 1987
- Allied Corporation
- Jerome Sears
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Permanent magnetic motor common leg impedance compensation means
- Patent number 4,492,902
- Issue date Jan 8, 1985
- Allied Corporation
- William Ficken
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Walter Parfomak

Person

Patents Grantslast 30 patents

Control system for a permanent magnet motor

Initialization damping for a permanent magnet motor

Dynamic rate feedback PM motor starting technique

Electronically commutated two-axis gyro control system

Polar loop implementation for a two degree of freedom gyro

Synchro drive stabilization system

Electronically commutated two-axis gyro control system

Optical commutation and tilt sensing for a permanent magnet gyro

Optical commutation for permanent magnet motors

Permanent magnet motor closed loop restarting system

Permanent magnetic motor common leg impedance compensation means