Inventor
NIERGARTH DANIEL ALAN
US103 patents
Patents
50 patentsUS10487839B2Nov 26, 2019
Embedded electric machine
GEN ELECTRIC58 citations98
US11187156B2Nov 30, 2021
Thermal management system
GEN ELECTRIC27 citations94
US11125165B2Sep 21, 2021
Thermal management system
GEN ELECTRIC23 citations94
US11015534B2May 25, 2021
Thermal management system
GEN ELECTRIC25 citations94
US10676205B2Jun 9, 2020
Propulsion engine for an aircraft
GEN ELECTRIC20 citations94
US10392119B2Aug 27, 2019
Electric propulsion engine for an aircraft
GEN ELECTRIC22 citations94
US10308366B2Jun 4, 2019
Embedded electric machine
GEN ELECTRIC35 citations94
US10288083B2May 14, 2019
Pitch range for a variable pitch fan
GEN ELECTRIC33 citations94
US10072510B2Sep 11, 2018
Variable pitch fan for gas turbine engine and method of assembling the same
GEN ELECTRIC19 citations94
US9677659B1Jun 13, 2017
Gearbox planet attenuation spring damper
GEN ELECTRIC25 citations94
US9932858B2Apr 3, 2018
Gas turbine engine frame assembly
GEN ELECTRIC19 citations86
US11261792B2Mar 1, 2022
Thermal management system with thermal bus for a gas turbine engine or aircraft
GEN ELECTRIC13 citations85
US10941706B2Mar 9, 2021
Closed cycle heat engine for a gas turbine engine
GEN ELECTRIC12 citations85
US11143104B2Oct 12, 2021
Thermal management system
GEN ELECTRIC11 citations84
US10826343B2Nov 3, 2020
High speed electric machine with radially supported rotor magnets
GEN ELECTRIC7 citations84
US10800539B2Oct 13, 2020
Propulsion engine for an aircraft
GEN ELECTRIC7 citations84
US10539076B2Jan 21, 2020
Self-contained lubrication cooling system with heat exchanger integrated with sump
GEN ELECTRIC10 citations84
US10533436B2Jan 14, 2020
Centerline-mounted hydraulic pitch change mechanism actuator
GEN ELECTRIC7 citations84
US10443412B2Oct 15, 2019
Variable pitch fan pitch range limiter
GEN ELECTRIC9 citations84
US10393137B2Aug 27, 2019
Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer
GEN ELECTRIC8 citations84
US10392120B2Aug 27, 2019
Propulsion engine for an aircraft
GEN ELECTRIC9 citations84
US10374477B2Aug 6, 2019
Electric machine with separable magnet carrier
GEN ELECTRIC10 citations84
US10252810B2Apr 9, 2019
Propulsion engine for an aircraft
GEN ELECTRIC10 citations84
US10221706B2Mar 5, 2019
Variable pitch fan actuator
GEN ELECTRIC10 citations84
US10100653B2Oct 16, 2018
Variable pitch fan blade retention system
GEN ELECTRIC11 citations84
US10100736B2Oct 16, 2018
Gas turbine engine sump heat exchanger
GEN ELECTRIC16 citations84
US9869190B2Jan 16, 2018
Variable-pitch rotor with remote counterweights
GEN ELECTRIC11 citations84
US11085636B2Aug 10, 2021
Fuel oxygen conversion unit
GEN ELECTRIC8 citations82
US11725584B2Aug 15, 2023
Heat engine with heat exchanger
GEN ELECTRIC5 citations75
US11815024B2Nov 14, 2023
Thermal management system
GEN ELECTRIC5 citations74
US12134971B2Nov 5, 2024
Trunnion retention for a turbine engine
GEN ELECTRIC2 citations73
US11702958B2Jul 18, 2023
System and method of regulating thermal transport bus pressure
GEN ELECTRIC2 citations73
US11685542B2Jun 27, 2023
Propulsion engine for an aircraft
GEN ELECTRIC2 citations73
US11420763B2Aug 23, 2022
Fuel delivery system having a fuel oxygen reduction unit
GEN ELECTRIC2 citations73
US11247779B2Feb 15, 2022
Embedded electric machine
GEN ELECTRIC3 citations73
US11225975B2Jan 18, 2022
Gas turbine engine fan
GEN ELECTRIC2 citations73
US11221017B2Jan 11, 2022
Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer
GEN ELECTRIC3 citations73
US11148824B2Oct 19, 2021
Fuel delivery system having a fuel oxygen reduction unit
GEN ELECTRIC6 citations73
US11097849B2Aug 24, 2021
Aircraft having an aft engine
GEN ELECTRIC2 citations73
US11097850B2Aug 24, 2021
Electric propulsion engine for an aircraft
GEN ELECTRIC2 citations73
US11053812B2Jul 6, 2021
Trunnion retention for a turbine engine
GEN ELECTRIC1 citations73
US11008883B2May 18, 2021
Turbomachine with a gearbox and integrated electric machine assembly
GEN ELECTRIC5 citations73
US10951095B2Mar 16, 2021
Electric machine arc path protection
GEN ELECTRIC2 citations73
US10436151B2Oct 8, 2019
Modular fan for a gas turbine engine
GEN ELECTRIC2 citations73
US10371096B2Aug 6, 2019
Gas turbine engine fan
GEN ELECTRIC5 citations73
US10274071B2Apr 30, 2019
Gearbox planet squeeze film damper
GEN ELECTRIC2 citations73
US10247017B2Apr 2, 2019
System and method for gas bearing support of turbine
GEN ELECTRIC2 citations73
US10218232B2Feb 26, 2019
High speed electric machine
GEN ELECTRIC4 citations73
US10113633B2Oct 30, 2018
Gearbox planet squeeze film damper
GEN ELECTRIC6 citations73
US10094283B2Oct 9, 2018
Differential gas bearing for aircraft engines
GEN ELECTRIC2 citations73
Showing the top 50 of 103 patents by PatentIndex Score.