Inventor · disambiguated record
Guy Lefebvre
Also filed as: LEFEBVRE GUY · LEFEBVRE GUY V
130 granted patents·13 pending applications·525 citations·filing 1984–2024
99Inventor score
Top patents by PatentIndex Score
143 records- 0198US10393027B2Gas turbine engine shaft architecture and associated method of disassemblyPRATT & WHITNEY CANADA·Filed 2017·Granted Aug 27, 2019·17 cites·19 claims
- 0298US9079245B2Turbine shroud segment with inter-segment overlapDUROCHER ERIC·Filed 2011·Granted Jul 14, 2015·35 cites·8 claims
- 0397US12065950B1Structural scroll casePRATT & WHITNEY CANADA·Filed 2023·Granted Aug 20, 2024·8 cites·20 claims
- 0497US10458340B2Turbine shaft power take-offPRATT & WHITNEY CANADA·Filed 2017·Granted Oct 29, 2019·14 cites·20 claims
- 0597US8784041B2Turbine shroud segment with integrated sealDUROCHER ERIC·Filed 2011·Granted Jul 22, 2014·32 cites·20 claims
- 0696US11408340B2Twin-engine system with electric drivePRATT & WHITNEY CANADA·Filed 2020·Granted Aug 9, 2022·5 cites·18 claims
- 0796US11339679B1Turbine probe heat shieldingPRATT & WHITNEY CANADA·Filed 2021·Granted May 24, 2022·10 cites·20 claims
- 0894US11448097B1Turbine exhaust strut internal core structurePRATT & WHITNEY CANADA·Filed 2021·Granted Sep 20, 2022·3 cites·18 claims
- 0994US9689276B2Annular ring assembly for shroud coolingPRATT & WHITNEY CANADA·Filed 2014·Granted Jun 27, 2017·15 cites·20 claims
- 1093US11624319B2Reverse-flow gas turbine engine with electric motorPRATT & WHITNEY CANADA·Filed 2020·Granted Apr 11, 2023·3 cites·20 claims
- 1192US11105222B1Integrated thermal protection for an exhaust case assemblyPRATT & WHITNEY CANADA·Filed 2020·Granted Aug 31, 2021·5 cites·20 claims
- 1291US12404777B1Turbine support case with axial spokes and retaining membersPRATT & WHITNEY CANADA·Filed 2024·Granted Sep 2, 2025·1 cites·20 claims
- 1391US11959390B2Gas turbine engine exhaust case with blade shroud and stiffenersPRATT & WHITNEY CANADA·Filed 2022·Granted Apr 16, 2024·2 cites·20 claims
- 1491US11384693B2Through-flow gas turbine engine with electric motor and electric generatorPRATT & WHITNEY CANADA·Filed 2020·Granted Jul 12, 2022·3 cites·12 claims
- 1590US11629615B2Strut reinforcing structure for a turbine exhaust casePRATT & WHITNEY CANADA·Filed 2021·Granted Apr 18, 2023·2 cites·17 claims
- 1690US8784037B2Turbine shroud segment with integrated impingement plateDUROCHER ERIC·Filed 2011·Granted Jul 22, 2014·12 cites·17 claims
- 1790US8739513B2Gas turbine engine exhaust mixerLEFEBVRE GUY·Filed 2010·Granted Jun 3, 2014·11 cites·20 claims
- 1889US11767792B1Compressor scroll spigot fit load interfacePRATT & WHITNEY CANADA·Filed 2022·Granted Sep 26, 2023·2 cites·16 claims
- 1989US11624298B2Turbine exhaust drain systemPRATT & WHITNEY CANADA·Filed 2020·Granted Apr 11, 2023·2 cites·18 claims
- 2089US11492926B2Bearing housing with slip jointPRATT & WHITNEY CANADA·Filed 2020·Granted Nov 8, 2022·2 cites·17 claims
- 2189US10247035B2Spoke locking architecturePRATT & WHITNEY CANADA·Filed 2016·Granted Apr 2, 2019·5 cites·20 claims
- 2289US9028744B2Manufacturing of turbine shroud segment with internal cooling passagesDUROCHER ERIC·Filed 2011·Granted May 12, 2015·12 cites·13 claims
- 2389US8784044B2Turbine shroud segmentDUROCHER ERIC·Filed 2011·Granted Jul 22, 2014·7 cites·16 claims
- 2488US11821361B1Gas turbine intake for aircraft engine and method of inspection thereofPRATT & WHITNEY CANADA·Filed 2022·Granted Nov 21, 2023·2 cites·7 claims
- 2588US11268573B2Bearing housing oil intake to supply dual bearing structurePRATT & WHITNEY CANADA·Filed 2020·Granted Mar 8, 2022·2 cites·16 claims
- 2688US10975707B2Turbomachine disc cover mounting arrangementPRATT & WHITNEY CANADA·Filed 2018·Granted Apr 13, 2021·4 cites·18 claims
- 2788US10920612B2Mid-turbine frame spoke cooling system and methodPRATT & WHITNEY CANADA·Filed 2016·Granted Feb 16, 2021·4 cites·20 claims
- 2887US11859503B1Probe heat shieldingPRATT & WHITNEY CANADA·Filed 2022·Granted Jan 2, 2024·2 cites·16 claims
- 2987US11708792B2Twin-engine system with electric drivePRATT & WHITNEY CANADA·Filed 2022·Granted Jul 25, 2023·1 cites·10 claims
- 3087US10883424B2Multi-spool gas turbine engine architecturePRATT & WHITNEY CANADA·Filed 2016·Granted Jan 5, 2021·3 cites·24 claims
- 3186US12378894B1Containment ring for gas turbine enginePRATT & WHITNEY CANADA·Filed 2024·Granted Aug 5, 2025·2 cites·16 claims
- 3286US11578618B1Service tube locking devicePRATT & WHITNEY CANADA·Filed 2022·Granted Feb 14, 2023·1 cites·20 claims
- 3386US11499447B2Bearing support with frangible tabsPRATT & WHITNEY CANADA·Filed 2020·Granted Nov 15, 2022·2 cites·13 claims
- 3486US10844745B2Bearing assemblyPRATT & WHITNEY CANADA·Filed 2019·Granted Nov 24, 2020·3 cites·20 claims
- 3585US12018567B2Joint between gas turbine engine components with bonded fastener(s)PRATT & WHITNEY CANADA·Filed 2022·Granted Jun 25, 2024·1 cites·16 claims
- 3685US11530622B2Blade containment assembly for a gas turbine enginePRATT & WHITNEY CANADA·Filed 2020·Granted Dec 20, 2022·2 cites·16 claims
- 3784US12331651B2Internal retaining ring arrangement for a rotor assemblyPRATT & WHITNEY CANADA·Filed 2023·Granted Jun 17, 2025·1 cites·10 claims
- 3884US10914193B2Multiple spoke cooling system and methodPRATT & WHITNEY CANADA·Filed 2016·Granted Feb 9, 2021·3 cites·17 claims
- 3983US12442311B1Turbine case structure for an aircraft propulsion system enginePRATT & WHITNEY CANADA·Filed 2024·Granted Oct 14, 2025·1 cites·20 claims
- 4083US10844746B2Bearing housingPRATT & WHITNEY CANADA·Filed 2019·Granted Nov 24, 2020·2 cites·20 claims
- 4183US7330799B2Method and algorithm for using surface wavesCOMMERCIALISATION DES PRODUITS·Filed 2004·Granted Feb 12, 2008·69 cites·5 claims
- 4282US11988240B2Locking tab-washerPRATT & WHITNEY CANADA·Filed 2021·Granted May 21, 2024·2 cites·13 claims
- 4382US11933180B2Labyrinth sealPRATT & WHITNEY CANADA·Filed 2021·Granted Mar 19, 2024·1 cites·16 claims
- 4482US10082043B2Segmented multi-lobe mixerPRATT & WHITNEY CANADA·Filed 2015·Granted Sep 25, 2018·3 cites·13 claims
- 4582US9551281B2Electric probe assembly, gas turbine engine having same and method of cooling samePRATT & WHITNEY CANADA·Filed 2014·Granted Jan 24, 2017·7 cites·16 claims
- 4681US10760527B2Gas turbine engine exhaust mixerPRATT & WHITNEY CANADA·Filed 2016·Granted Sep 1, 2020·2 cites·19 claims
- 4780US11506080B2Gas turbine engine probe coolingPRATT & WHITNEY CANADA·Filed 2020·Granted Nov 22, 2022·1 cites·18 claims
- 4880US11473464B2Removal of contaminants from air for use in aircraft enginesPRATT & WHITNEY CANADA·Filed 2019·Granted Oct 18, 2022·2 cites·9 claims
- 4979US10746048B2Annular ring assembly for shroud coolingPRATT & WHITNEY CANADA·Filed 2017·Granted Aug 18, 2020·2 cites·20 claims
- 5079US9284915B2Gas turbine engine exhaust mixerPRATT & WHITNEY CANADA·Filed 2014·Granted Mar 15, 2016·4 cites·18 claims
Showing the top 50 of 143 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →