| Patent | Date |
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Fault location during pole-open condition
Grant 11,346,878 - Benmouyal , et al. May 31, 2 | 2022-05-31 |
Controlled three-pole close for transformers
Grant 11,233,389 - Chowdhury , et al. January 25, 2 | 2022-01-25 |
Controlled Three-pole Close For Transmission Lines
App 20210359503 - Chowdhury; Ritwik ; et al. | 2021-11-18 |
Trapped Charge Estimation
App 20210218239 - Chowdhury; Ritwik ; et al. | 2021-07-15 |
Fault Location During Pole-open Condition
App 20190146024 - Benmouyal; Gabriel ; et al. | 2019-05-16 |
Fault location during pole-open condition
Grant 10,197,614 - Benmouyal , et al. Fe | 2019-02-05 |
Fault Location During Pole-open Condition
App 20170315168 - Benmouyal; Gabriel ; et al. | 2017-11-02 |
Electrical power system phase and ground protection using an adaptive quadrilateral characteristic
Grant 9,257,827 - Calero , et al. February 9, 2 | 2016-02-09 |
Electrical power system phase and ground protection using an adaptive quadrilateral characteristics
Grant 8,410,785 - Calero , et al. April 2, 2 | 2013-04-02 |
Systems and methods for generator ground fault protection
Grant 8,405,940 - Schweitzer, III , et al. March 26, 2 | 2013-03-26 |
Independent frequency measurement and tracking
Grant 8,140,283 - Benmouyal , et al. March 20, 2 | 2012-03-20 |
Acquiring phasors outside the frequency tracking range for power protective relays
Grant 8,108,165 - Benmouyal January 31, 2 | 2012-01-31 |
Systems and Methods for Generator Ground Fault Protection
App 20110085272 - Schweitzer, III; Edmund O. ; et al. | 2011-04-14 |
Electrical Power System Phase And Ground Protection Using An Adaptive Quadrilateral Characteristics
App 20110068803 - Calero; Jorge Fernando ; et al. | 2011-03-24 |
Apparatus and method for detecting a brush liftoff in a synchronous generator rotor circuit
Grant 7,804,303 - Benmouyal , et al. September 28, 2 | 2010-09-28 |
Independent Frequency Measurement And Tracking
App 20100161263 - Benmouyal; Gabriel ; et al. | 2010-06-24 |
System, apparatus and method for compensating the sensitivity of a sequence element in a line current differential relay in a power system
Grant 7,660,088 - Mooney , et al. February 9, 2 | 2010-02-09 |
Acquiring Phasors Outside the Frequency Tracking Range for Power Protective Relays
App 20090254291 - Benmouyal; Gabriel | 2009-10-08 |
Compensated inverse-time undervoltage load shedding systems
Grant 7,582,986 - Folkers , et al. September 1, 2 | 2009-09-01 |
Apparatus and method for detecting a brush liftoff in a synchronous generator rotor circuit
Grant 7,498,818 - Benmouyal , et al. March 3, 2 | 2009-03-03 |
Apparatus and Method for Detecting a Brush Liftoff in a Synchronous Generator Rotor Circuit
App 20090015213 - Benmouyal; Gabriel ; et al. | 2009-01-15 |
Systems and methods for protection of electrical networks
Grant 7,457,088 - Hou , et al. November 25, 2 | 2008-11-25 |
Apparatus and method for detecting a brush liftoff in a synchronous generator rotor circuit
App 20080048666 - Benmouyal; Gabriel ; et al. | 2008-02-28 |
Distance protective relay using a programmable thermal model for thermal protection
Grant 7,239,496 - Schweitzer, III , et al. July 3, 2 | 2007-07-03 |
System, apparatus and method for compensating the sensitivity of a sequence element in a line current differential relay in a power system
App 20070070565 - Benmouyal; Gabriel ; et al. | 2007-03-29 |
System for maintaining fault-type selection during an out-of-step condition
App 20060152866 - Benmouyal; Gabriel ; et al. | 2006-07-13 |
Compensated inverse-time undervoltage load shedding systems
App 20060077605 - Folkers; Ralph W. ; et al. | 2006-04-13 |
Systems and methods for protection of electrical networks
App 20060067095 - Hou; Daqing ; et al. | 2006-03-30 |
System and method for exact compensation of fundamental phasors
Grant 6,934,654 - Benmouyal August 23, 2 | 2005-08-23 |
Distance protective relay using a programmable thermal model for thermal protection
App 20050047043 - Schweitzer, Edmund O. III ; et al. | 2005-03-03 |
System and method for exact compensation of fundamental phasors
App 20040186669 - Benmouyal, Gabriel | 2004-09-23 |
Instantaneous overcurrent element for heavily saturated current in a power system
Grant 6,757,146 - Benmouyal , et al. June 29, 2 | 2004-06-29 |
Protective relay with synchronized phasor measurement capability for use in electric power systems
App 20040093177 - Schweitzer, Edmund O. III ; et al. | 2004-05-13 |
Protective relay with synchronized phasor measurement capability for use in electric power systems
Grant 6,662,124 - Schweitzer, III , et al. December 9, 2 | 2003-12-09 |
Instantaneous overcurrent element for heavily saturated current in a power system
App 20030223171 - Benmouyal, Gabriel ; et al. | 2003-12-04 |
Protective Relay With Synchronized Phasor Measurement Capability For Use In Electric Power Systems
App 20030200038 - Schweitzer, Edmund O. III ; et al. | 2003-10-23 |
System for estimating the frequency of the power signal on a power transmission line
Grant 6,603,298 - Guzman-Casillas , et al. August 5, 2 | 2003-08-05 |
Line differential protection system for a power transmission line
Grant 6,518,767 - Roberts , et al. February 11, 2 | 2003-02-11 |
System for estimating the frequency of the power signal on a power transmission line
App 20030011352 - Guzman-Casillas, Armando ; et al. | 2003-01-16 |
Delta filter with an adaptive time window for protective relays
Grant 6,417,791 - Benmouyal , et al. July 9, 2 | 2002-07-09 |
System for power transformer differential protection
Grant 6,356,421 - Guzman-Casillas , et al. March 12, 2 | 2002-03-12 |
Multi-ended fault location system
Grant 6,256,592 - Roberts , et al. July 3, 2 | 2001-07-03 |
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