Inventor
DESJARDINS MICHEL
CA42 patents
⚠️ This page may combine multiple inventors who share the name “DESJARDINS MICHEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRATT & WHITNEY CANADA
40 patentsUS11268453B1Mar 8, 2022
Lubrication system for aircraft engine reduction gearbox
PRATT & WHITNEY CANADA28 citations94
US10683773B2Jun 16, 2020
Planetary gearbox having compliant journal bearings
PRATT & WHITNEY CANADA17 citations93
US11174782B2Nov 16, 2021
Planetary gearbox for gas turbine engine
PRATT & WHITNEY CANADA9 citations86
US11174916B2Nov 16, 2021
Aircraft engine reduction gearbox
PRATT & WHITNEY CANADA9 citations86
US10519871B2Dec 31, 2019
Support assembly for a propeller shaft
PRATT & WHITNEY CANADA11 citations84
US9944399B2Apr 17, 2018
Seal assembly for a bearing assembly in a gas turbine engine
PRATT & WHITNEY CANADA8 citations84
US10030581B2Jul 24, 2018
Air intake with scroll portion and strutted portion for gas turbine engine
PRATT & WHITNEY CANADA7 citations82
US8870699B2Oct 28, 2014
Lubrication oil system for a reduction gearbox
PRATT & WHITNEY CANADA8 citations82
US12158111B2Dec 3, 2024
Planetary gearbox for gas turbine engine
PRATT & WHITNEY CANADA1 citations73
US11635029B2Apr 25, 2023
Planetary gearbox for gas turbine engine
PRATT & WHITNEY CANADA3 citations73
US11326523B2May 10, 2022
Gas turbine engine with accessory gearbox
PRATT & WHITNEY CANADA2 citations73
US10995675B2May 4, 2021
Gas turbine engine with accessory gearbox
PRATT & WHITNEY CANADA2 citations73
US10815899B2Oct 27, 2020
Gas turbine engine accessories arrangement
PRATT & WHITNEY CANADA2 citations73
US10436060B2Oct 8, 2019
Shaft event detection in gas turbine engines
PRATT & WHITNEY CANADA6 citations73
US11480212B2Oct 25, 2022
Nut locking feature
PRATT & WHITNEY CANADA3 citations72
US10927944B2Feb 23, 2021
Compact, twist controlled planet carrier and epicyclic gear train having same
PRATT & WHITNEY CANADA2 citations72
US10760677B2Sep 1, 2020
Epicyclic gear train with balanced carrier stiffness
PRATT & WHITNEY CANADA4 citations72
US10662879B2May 26, 2020
Epicyclic gear stage
PRATT & WHITNEY CANADA5 citations71
US10087839B2Oct 2, 2018
Air intake for turboprop engine
PRATT & WHITNEY CANADA3 citations71
US10816007B2Oct 27, 2020
Oil tank installation in gas turbine engine
PRATT & WHITNEY CANADA2 citations70
US10301969B2May 28, 2019
Oil tank assembly for gas turbine engine
PRATT & WHITNEY CANADA3 citations69
US12392293B2Aug 19, 2025
Lubrication system for aircraft engine reduction gearbox
PRATT & WHITNEY CANADA0 citations62
US12060837B2Aug 13, 2024
Reduction gearbox for gas turbine engine
PRATT & WHITNEY CANADA0 citations62
US11867126B2Jan 9, 2024
Gas turbine engine and method of operation
PRATT & WHITNEY CANADA0 citations62
US11598407B1Mar 7, 2023
Epicyclic gear train of aircraft powerplant
PRATT & WHITNEY CANADA1 citations62
US11300007B2Apr 12, 2022
Planetary gearbox having compliant journal bearings
PRATT & WHITNEY CANADA0 citations62
US11208957B2Dec 28, 2021
Epicyclic gear stage
PRATT & WHITNEY CANADA1 citations61
US12416264B2Sep 16, 2025
Lubrication system for aircraft powerplant and clutch system
PRATT & WHITNEY CANADA0 citations57
US12421879B1Sep 23, 2025
Oil feed management system
PRATT & WHITNEY CANADA0 citations52
US12253162B2Mar 18, 2025
Torque sensor for an aircraft propulsion system gearbox assembly
PRATT & WHITNEY CANADA0 citations52
US12146444B1Nov 19, 2024
Gearbox assembly for an aircraft propulsion system
PRATT & WHITNEY CANADA0 citations52
US12104541B1Oct 1, 2024
Method and system for assembling a reduction gearbox
PRATT & WHITNEY CANADA0 citations52
US12092039B2Sep 17, 2024
Reduction gearbox for gas turbine engine
PRATT & WHITNEY CANADA0 citations52
US12345320B2Jul 1, 2025
Reduction gearbox for gas turbine engine with lubrication control system
PRATT & WHITNEY CANADA0 citations51
US12173660B1Dec 24, 2024
Method and system for mitigating ring gear misalignment within a reduction gearbox
PRATT & WHITNEY CANADA0 citations51
US11680525B2Jun 20, 2023
Lubricant filter for a turbine engine
PRATT & WHITNEY CANADA0 citations51
US12509233B2Dec 30, 2025
Split front housing of aircraft motor for high-power extraction for mounted external accessories
PRATT & WHITNEY CANADA0 citations50
US12187444B1Jan 7, 2025
Hybrid aircraft power plant
PRATT & WHITNEY CANADA0 citations50
US12410751B2Sep 9, 2025
Air intake for an aircraft propulsion system engine assembly
PRATT & WHITNEY CANADA0 citations45
US12320297B2Jun 3, 2025
Aircraft power system module with integral lubricant reservoir
PRATT & WHITNEY CANADA0 citations41