Inventor
DUBREUIL JEAN
CA28 patents
⚠️ This page may combine multiple inventors who share the name “DUBREUIL JEAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRATT & WHITNEY CANADA
26 patentsUS11535392B2Dec 27, 2022
Architectures for hybrid-electric propulsion
PRATT & WHITNEY CANADA16 citations94
US11186378B2Nov 30, 2021
Hybrid aircraft propulsion power plants
PRATT & WHITNEY CANADA21 citations94
US10094295B2Oct 9, 2018
Gas turbine engine with transmission
PRATT & WHITNEY CANADA31 citations92
US6786642B2Sep 7, 2004
Compliant foil-fluid bearing support arrangement
PRATT & WHITNEY CANADA22 citations92
US9752500B2Sep 5, 2017
Gas turbine engine with transmission and method of adjusting rotational speed
PRATT & WHITNEY CANADA36 citations90
US11560233B2Jan 24, 2023
Hybrid aircraft propulsion power plants
PRATT & WHITNEY CANADA8 citations86
US10519871B2Dec 31, 2019
Support assembly for a propeller shaft
PRATT & WHITNEY CANADA11 citations84
US10465611B2Nov 5, 2019
Reverse flow multi-spool gas turbine engine with aft-end accessory gearbox drivingly connected to both high pressure spool and low pressure spool
PRATT & WHITNEY CANADA13 citations84
US10041741B2Aug 7, 2018
Heat exchanger for gas turbine engines
PRATT & WHITNEY CANADA13 citations83
US7658545B2Feb 9, 2010
Compliant foil-fluid bearing support arrangement
PRATT & WHITNEY CANADA9 citations83
US10408133B2Sep 10, 2019
Accessory drive system for a gas turbine engine
PRATT & WHITNEY CANADA12 citations79
US11827368B2Nov 28, 2023
Hybrid aircraft propulsion power plants
PRATT & WHITNEY CANADA2 citations73
US11485503B2Nov 1, 2022
Hybrid aircraft propulsion power plants
PRATT & WHITNEY CANADA1 citations73
US11453508B2Sep 27, 2022
Circulating coolant fluid in hybrid electrical propulsion systems
PRATT & WHITNEY CANADA4 citations73
US11035293B2Jun 15, 2021
Reverse flow gas turbine engine with offset RGB
PRATT & WHITNEY CANADA2 citations73
US10815899B2Oct 27, 2020
Gas turbine engine accessories arrangement
PRATT & WHITNEY CANADA2 citations73
US10808624B2Oct 20, 2020
Turbine rotor with low over-speed requirements
PRATT & WHITNEY CANADA2 citations73
US10436060B2Oct 8, 2019
Shaft event detection in gas turbine engines
PRATT & WHITNEY CANADA6 citations73
US11415063B2Aug 16, 2022
Reverse-flow gas turbine engine
PRATT & WHITNEY CANADA1 citations72
US11408352B2Aug 9, 2022
Reverse-flow gas turbine engine
PRATT & WHITNEY CANADA2 citations72
US9347373B2May 24, 2016
Gas turbine engine with transmission
PRATT & WHITNEY CANADA6 citations72
US9316159B2Apr 19, 2016
Gas turbine engine with transmission
PRATT & WHITNEY CANADA6 citations70
US12071256B2Aug 27, 2024
Architectures for hybrid-electric propulsion
PRATT & WHITNEY CANADA1 citations62
US11773785B2Oct 3, 2023
Reverse-flow gas turbine engine
PRATT & WHITNEY CANADA0 citations62
US11555453B2Jan 17, 2023
Reverse-flow gas turbine engine
PRATT & WHITNEY CANADA0 citations62
US11041443B2Jun 22, 2021
Multi-spool gas turbine engine architecture
PRATT & WHITNEY CANADA1 citations62