Inventor
DAI ZHONGTAO
US40 patents
⚠️ This page may combine multiple inventors who share the name “DAI ZHONGTAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAYTHEON TECH CORP
13 patentsUS12038177B1Jul 16, 2024
Fuel injector assembly for gas turbine engine with fuel, air and steam injection
RAYTHEON TECH CORP7 citations85
US12129788B2Oct 29, 2024
Introducing steam with quench air into turbine engine combustor
RAYTHEON TECH CORP0 citations62
US12092023B1Sep 17, 2024
Steam cooling turbine engine combustor wall
RAYTHEON TECH CORP1 citations62
US11815268B2Nov 14, 2023
Main mixer in an axial staged combustor for a gas turbine engine
RAYTHEON TECH CORP0 citations62
US11719158B2Aug 8, 2023
Low emissions combustor assembly for gas turbine engine
RAYTHEON TECH CORP0 citations62
US11486578B2Nov 1, 2022
Multi-walled structure for a gas turbine engine
RAYTHEON TECH CORP0 citations62
US12292199B2May 6, 2025
Turbulence generator mixer for rotating detonation engine
RAYTHEON TECH CORP0 citations61
US11725824B2Aug 15, 2023
Turbulence generator mixer for rotating detonation engine
RAYTHEON TECH CORP0 citations61
US12007115B1Jun 11, 2024
High shear swirler for gas turbine engine
RAYTHEON TECH CORP0 citations59
US12429216B2Sep 30, 2025
Turbine engine fuel injector assembly with annular fuel outlet
RAYTHEON TECH CORP0 citations52
US12392287B2Aug 19, 2025
Steam cooling turbine stator vane array
RAYTHEON TECH CORP0 citations52
US12181153B2Dec 31, 2024
Fuel injector assembly for gas turbine engine
RAYTHEON TECH CORP0 citations52
US12163466B2Dec 10, 2024
Injecting steam into hood cavity of turbine engine combustor
RAYTHEON TECH CORP0 citations52
UNITED TECHNOLOGIES CORP
12 patentsUS11149952B2Oct 19, 2021
Main mixer in an axial staged combustor for a gas turbine engine
UNITED TECHNOLOGIES CORP6 citations84
US10794596B2Oct 6, 2020
Dual fuel nozzle with liquid filming atomization for a gas turbine engine
UNITED TECHNOLOGIES CORP13 citations84
US10054312B2Aug 21, 2018
Pilot mixer cooling hole arrangement for fuel nozzle of a gas turbine engine
UNITED TECHNOLOGIES CORP19 citations84
US10228137B2Mar 12, 2019
Dual fuel nozzle with swirling axial gas injection for a gas turbine engine
UNITED TECHNOLOGIES CORP9 citations83
US9920932B2Mar 20, 2018
Mixer assembly for a gas turbine engine
UNITED TECHNOLOGIES CORP12 citations83
US9791153B2Oct 17, 2017
Line replaceable fuel nozzle apparatus, system and method
UNITED TECHNOLOGIES CORP14 citations82
US10060629B2Aug 28, 2018
Angled radial fuel/air delivery system for combustor
UNITED TECHNOLOGIES CORP10 citations81
US10954859B2Mar 23, 2021
Low emissions combustor assembly for gas turbine engine
UNITED TECHNOLOGIES CORP2 citations73
US9958162B2May 1, 2018
Combustor assembly for a turbine engine
UNITED TECHNOLOGIES CORP4 citations72
US10718524B2Jul 21, 2020
Mixer assembly for a gas turbine engine
UNITED TECHNOLOGIES CORP0 citations51
US10907833B2Feb 2, 2021
Axial staged combustor with restricted main fuel injector
UNITED TECHNOLOGIES CORP0 citations49
US10801728B2Oct 13, 2020
Gas turbine engine combustor main mixer with vane supported centerbody
UNITED TECHNOLOGIES CORP0 citations42
RTX CORP
5 patentsUS12560326B2Feb 24, 2026
Main mixer in an axial staged combustor for a gas turbine engine
RTX CORP0 citations62
US12234988B1Feb 25, 2025
Fuel nozzle for hydrogen-based fuel operation
RTX CORP1 citations61
US12331931B2Jun 17, 2025
High shear swirler for gas turbine engine
RTX CORP0 citations59
US12326256B1Jun 10, 2025
Fuel nozzle for hydrogen-based fuel operation
RTX CORP0 citations49
US12181152B1Dec 31, 2024
Fuel nozzle for hydrogen-based fuel operation
RTX CORP0 citations49
HAMILTON SUNDSTRAND CORP
5 patentsUS12135036B2Nov 5, 2024
Centerbody insertion for improved CAC motor cooling
HAMILTON SUNDSTRAND CORP0 citations62
US11952910B2Apr 9, 2024
Additively manufactured radial turbine rotor with cooling manifolds
HAMILTON SUNDSTRAND CORP0 citations62
US11680487B2Jun 20, 2023
Additively manufactured radial turbine rotor with cooling manifolds
HAMILTON SUNDSTRAND CORP0 citations62
US11591916B2Feb 28, 2023
Radial turbine rotor with complex cooling channels and method of making same
HAMILTON SUNDSTRAND CORP0 citations52
US11923585B2Mar 5, 2024
Low loss inlet header for fuel cells
HAMILTON SUNDSTRAND CORP0 citations50