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Adrian E. Vandergrift
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Rockton, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for overcurrent protection
Patent number
12,199,422
Issue date
Jan 14, 2025
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Systems and methods for generator control
Patent number
12,007,419
Issue date
Jun 11, 2024
Hamilton Sundstrand Corporation
Hemanth Kumar Pennam
G01 - MEASURING TESTING
Information
Patent Grant
Saturable reactors in generator control units
Patent number
11,923,800
Issue date
Mar 5, 2024
Hamilton Sundstrand Corporation
Dhaval S. Patel
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric power generation system (EPGS) controller excitation syste...
Patent number
11,711,036
Issue date
Jul 25, 2023
Hamilton Sundstrand Corporation
Dhaval S. Patel
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Open flyback diode protection
Patent number
11,699,966
Issue date
Jul 11, 2023
Hamilton Sundstrand Corporation
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Nonlinear trim head power supply with a wide input range and a high...
Patent number
11,619,956
Issue date
Apr 4, 2023
Hamilton Sundstrand Corporation
Daniel Knope
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Low-power bias supply to facilitate the low-RPM startup of three-ph...
Patent number
11,527,975
Issue date
Dec 13, 2022
Hamilton Sundstrand Corporation
Christopher Derek Thornton
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Shorted rotating diode protection for synchronous machines
Patent number
11,482,955
Issue date
Oct 25, 2022
Hamilton Sundstrand Corporation
Brian R. Golden
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Current limiting circuit for a control circuit for controlling a se...
Patent number
11,342,743
Issue date
May 24, 2022
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Controller for a generator
Patent number
11,329,539
Issue date
May 10, 2022
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Uniform generator control unit including multiple permanent magnet...
Patent number
10,981,667
Issue date
Apr 20, 2021
Hamilton Sundstrand Corporation
Daniel Knope
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Shorted rotating diode protection for synchronous machines
Patent number
10,469,011
Issue date
Nov 5, 2019
Hamilton Sundstrand Corporation
Brian R. Golden
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Voltage regulator including a buck converter pass switch
Patent number
10,404,167
Issue date
Sep 3, 2019
Hamilton Sundstrand Corporation
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Voltage regulator including a buck converter pass switch
Patent number
10,158,287
Issue date
Dec 18, 2018
Hamilton Sundstrand Corporation
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Exciter drive circuit including configurable flyback unit with fast...
Patent number
10,027,267
Issue date
Jul 17, 2018
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System and method for controlled overvoltage detection
Patent number
8,929,044
Issue date
Jan 6, 2015
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Starter voltage reducing synchronous machine
Patent number
8,305,049
Issue date
Nov 6, 2012
Hamilton Sundstrand Corporation
Vijay K. Maddali
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control circuit for controlling a semiconductor switch system
Patent number
8,218,281
Issue date
Jul 10, 2012
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
G01 - MEASURING TESTING
Information
Patent Grant
Shorted rotating diode detection and protection
Patent number
8,072,191
Issue date
Dec 6, 2011
Hamilton Sundstrand Corporation
Vijay K. Maddali
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC voltage threshold detector
Patent number
7,936,085
Issue date
May 3, 2011
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
SATURABLE REACTORS IN GENERATOR CONTROL UNITS
Publication number
20230361700
Publication date
Nov 9, 2023
HAMILTON SUNDSTRAND CORPORATION
Dhaval S. Patel
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ACTIVE RECTIFICATION EXCITATION
Publication number
20230216424
Publication date
Jul 6, 2023
HAMILTON SUNDSTRAND CORPORATION
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEMS AND METHODS FOR OVERCURRENT PROTECTION
Publication number
20220320853
Publication date
Oct 6, 2022
HAMILTON SUNDSTRAND CORPORATION
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
LOW-POWER BIAS SUPPLY TO FACILITATE THE LOW-RPM STARTUP OF THREE-PH...
Publication number
20220286068
Publication date
Sep 8, 2022
HAMILTON SUNDSTRAND CORPORATION
Christopher Derek Thornton
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEMS AND METHODS FOR GENERATOR CONTROL
Publication number
20210344197
Publication date
Nov 4, 2021
HAMILTON SUNDSTRAND CORPORATION
Hemanth Kumar Pennam
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
NONLINEAR TRIM HEAD POWER SUPPLY WITH A WIDE INPUT RANGE AND A HIGH...
Publication number
20210286388
Publication date
Sep 16, 2021
HAMILTON SUNDSTRAND CORPORATION
Daniel Knope
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROLLER FOR A GENERATOR
Publication number
20210288567
Publication date
Sep 16, 2021
HAMILTON SUNDSTRAND CORPORATION
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CURRENT LIMITING CIRCUIT FOR A CONTROL CIRCUIT FOR CONTROLLING A SE...
Publication number
20210257831
Publication date
Aug 19, 2021
HAMILTON SUNDSTRAND CORPORATION
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SHORTED ROTATING DIODE PROTECTION FOR SYNCHRONOUS MACHINES
Publication number
20200007057
Publication date
Jan 2, 2020
HAMILTON SUNDSTRAND CORPORATION
Brian R. Golden
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
UNIFORM GENERATOR CONTROL UNIT INCLUDING MULTIPLE PERMANENT MAGNET...
Publication number
20190352017
Publication date
Nov 21, 2019
HAMILTON SUNDSTRAND CORPORATION
Daniel Knope
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SHORTED ROTATING DIODE PROTECTION FOR SYNCHRONOUS MACHINES
Publication number
20190052204
Publication date
Feb 14, 2019
HAMILTON SUNDSTRAND CORPORATION
Brian R. Golden
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VOLTAGE REGULATOR INCLUDING A BUCK CONVERTER PASS SWITCH
Publication number
20190036451
Publication date
Jan 31, 2019
HAMILTON SUNDSTRAND CORPORATION
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
AEROSPACE LIGHTNING PROTECTION FOR ELECTRICAL DEVICES
Publication number
20180337529
Publication date
Nov 22, 2018
HAMILTON SUNDSTRAND CORPORATION
Sean P. O'Donnell
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
TRANSIENT VOLTAGE PROTECTION CIRCUITS
Publication number
20180048145
Publication date
Feb 15, 2018
HAMILTON SUNDSTRAND CORPORATION
Sean P. O'Donnell
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
EXCITER DRIVE CIRCUIT INCLUDING CONFIGURABLE FLYBACK UNIT WITH FAST...
Publication number
20180019691
Publication date
Jan 18, 2018
HAMILTON SUNDSTRAND CORPORATION
Adrian E. Vandergrift
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CURRENT MANAGED DRIVE SYSTEM FOR ENERGIZING CONTACTORS AND OTHER CO...
Publication number
20170092449
Publication date
Mar 30, 2017
HAMILTON SUNDSTRAND CORPORATION
Christopher Derek Thornton
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VOLTAGE REGULATOR INCLUDING A BUCK CONVERTER PASS SWITCH
Publication number
20160285364
Publication date
Sep 29, 2016
HAMILTON SUNDSTRAND CORPORATION
Brennan Fox
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLED OVERVOLTAGE DETECTION
Publication number
20130335872
Publication date
Dec 19, 2013
Hamilton Sundstrand Corporation
Adrian E. Vandergrift
G01 - MEASURING TESTING
Information
Patent Application
CONTROL CIRCUIT FOR CONTROLLING A SEMICONDUCTOR SWITCH SYSTEM
Publication number
20100290167
Publication date
Nov 18, 2010
Adrian E. Vandergrift
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DC VOLTAGE THRESHOLD DETECTOR
Publication number
20100264725
Publication date
Oct 21, 2010
Adrian E. Vandergrift
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
STARTER VOLTAGE REDUCING SYNCHRONOUS MACHINE
Publication number
20100253294
Publication date
Oct 7, 2010
Vijay K. Maddali
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SHORTED ROTATING DIODE DETECTION AND PROTECTION
Publication number
20090167257
Publication date
Jul 2, 2009
Vijay K. Maddali
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER