Markunas; Albert L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Markunas; Albert L..The latest application filed is for "three phase flux switching generator in a three stage wound field synchronous machine".

Company Profile

1.39.14

Markunas; Albert L. - Roscoe IL
Markunas; Albert L - Roscoe IL
Markunas; Albert L. - Rockford IL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Three phase flux switching generator in a three stage wound field synchronous machine Grant 9,543,876 - Patel , et al. January 10, 2	2017-01-10
Sensorless rotor position determination for a wound field synchronous machine Grant 9,374,027 - Markunas June 21, 2	2016-06-21
Three Phase Flux Switching Generator In A Three Stage Wound Field Synchronous Machine App 20150097372 - Patel; Dhaval ; et al.	2015-04-09
Wound field synchronous machine rotor tracking using a carrier injection sensorless signal and exciter current Grant 8,593,095 - Markunas , et al. November 26, 2	2013-11-26
Sensorless Rotor Position Determination For A Wound Field Synchronous Machine App 20130193888 - Markunas; Albert L.	2013-08-01
Rotor position detection at standstill and low speeds using a PMG to operate a wound field synchronous machine Grant 8,362,728 - Patel , et al. January 29, 2	2013-01-29
Wound Field Synchronous Machine Rotor Tracking Using A Carrier Injection Sensorless Signal And Exciter Current App 20120299515 - Markunas; Albert L. ; et al.	2012-11-29
Electric load damper for damping torsional oscillation Grant 8,217,630 - Markunas , et al. July 10, 2	2012-07-10
Synchronous disturbance suppression in a variable speed motor drive Grant 8,169,172 - Markunas , et al. May 1, 2	2012-05-01
Rotor Position Detection At Standstill And Low Speeds Using A Pmg To Operate A Wound Field Synchronous Machine App 20120062161 - Patel; Dhaval ; et al.	2012-03-15
Torque oscillation monitoring Grant 8,056,417 - Markunas , et al. November 15, 2	2011-11-15
Synchronous Disturbance Suppression In A Variable Speed Motor Drive App 20110266987 - Markunas; Albert L. ; et al.	2011-11-03
Electric Load Damper For Damping Torsional Oscillation App 20110115444 - Markunas; Albert L. ; et al.	2011-05-19
Active damping for synchronous generator torsional oscillations Grant 7,884,581 - Markunas , et al. February 8, 2	2011-02-08
Active Damping For Synchronous Generator Torsional Oscillations App 20100327820 - Markunas; Albert L. ; et al.	2010-12-30
Active damping for synchronous generator torsional oscillations Grant 7,808,215 - Markunas , et al. October 5, 2	2010-10-05
Torque Oscillation Monitoring App 20100175478 - Markunas; Albert L. ; et al.	2010-07-15
Rotor position detection at standstill and low speeds using a low power permanent magnet machine Grant 7,583,046 - Maddali , et al. September 1, 2	2009-09-01
Active damping for synchronous generator torsional oscillations App 20090009129 - Markunas; Albert L. ; et al.	2009-01-08
Rotor position detection at standstill and low speeds using a low power permanent magnet machine App 20080315822 - Maddali; Vijay K. ; et al.	2008-12-25
Angular position and velocity estimation for synchronous machines based on extended rotor flux Grant 7,265,507 - Markunas September 4, 2	2007-09-04
Angular Position And Velocity Estimation For Synchronous Machines Based On Extended Rotor Flux App 20070194742 - Markunas; Albert L.	2007-08-23
Brushless wound field synchronous machine rotor position tracking with exciter stator current harmonic tracking Grant 7,132,816 - Markunas , et al. November 7, 2	2006-11-07
Shaft sensorless angular position and velocity estimation for a dynamoelectric machine based on extended rotor flux Grant 7,072,790 - Hu , et al. July 4, 2	2006-07-04
Carrier injection sensorless control of aircraft variable frequency wound field synchronous starter/generators Grant 7,034,497 - Markunas , et al. April 25, 2	2006-04-25
Carrier Injection Sensorless Control Of Aircraft Variable Frequency Wound Field Synchronous Starter/generators App 20060061319 - Markunas; Albert L. ; et al.	2006-03-23
Shaft Sensorless Angular Position And Velocity Estimation For A Dynamoelectric Machine Based On Extended Rotor Flux App 20060052972 - Hu; Jun ; et al.	2006-03-09
North-south pole determination for carrier injection sensorless position sensing systems Grant 6,967,461 - Markunas , et al. November 22, 2	2005-11-22
Position and velocity sensorless control for a motor generator system operated as a motor using exciter impedance Grant 5,747,971 - Rozman , et al. May 5, 1	1998-05-05
Starter/generator system with variable-frequency exciter control Grant 5,594,322 - Rozman , et al. January 14, 1	1997-01-14
Starter/generator system with DC link current control Grant 5,581,168 - Rozman , et al. December 3, 1	1996-12-03
Control for a brushless generator operable in generating and starting modes Grant 5,495,163 - Rozman , et al. February 27, 1	1996-02-27
Position-and-velocity sensorless control for starter generator electrical system using generator back-EMF voltage Grant 5,495,162 - Rozman , et al. February 27, 1	1996-02-27
Control for a brushless generator Grant 5,493,200 - Rozman , et al. February 20, 1	1996-02-20
Method and apparatus for starting a synchronous machine Grant 5,488,286 - Rozman , et al. January 30, 1	1996-01-30
Rotor position detector Grant 5,461,293 - Rozman , et al. October 24, 1	1995-10-24
Engine starting system utilizing multiple controlled acceleration rates Grant 5,430,362 - Carr , et al. July 4, 1	1995-07-04
Rotor position detector with back EMF voltage estimation Grant 5,384,527 - Rozman , et al. January 24, 1	1995-01-24
Harmonic control for an inverter by use of an objective function Grant 5,383,107 - Hopkins , et al. January 17, 1	1995-01-17
Harmonic feedback control for an inverter Grant 5,327,335 - Maddali , et al. July 5, 1	1994-07-05
Hybrid 270 volt DC system Grant 5,233,286 - Rozman , et al. August 3, 1	1993-08-03
Electric power generating system with active damping Grant 5,132,894 - Rozman , et al. July 21, 1	1992-07-21
Aircraft turbine start from a low voltage battery Grant 5,036,267 - Markunas , et al. July 30, 1	1991-07-30
Variable speed constant frequency start system with selectable input power limiting Grant 4,949,021 - Rozman , et al. August 14, 1	1990-08-14
Brushless DC motor control Grant 4,751,438 - Markunas June 14, 1	1988-06-14
Ram air turbine control system Grant 4,743,163 - Markunas , et al. May 10, 1	1988-05-10
Control valve Grant 4,617,958 - Seidel , et al. October 21, 1	1986-10-21
Electro-hydraulic control system for a power drive unit Grant 4,487,109 - Burandt , et al. December 11, 1	1984-12-11
Compressor load control for an auxiliary power unit Grant 4,370,560 - Faulkner , et al. January 25, 1	1983-01-25

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