Inventor · disambiguated record
David Waddleton
Also filed as: WADDLETON DAVID
20 granted patents·3 pending applications·121 citations·filing 1994–2023
92Inventor score
Top patents by PatentIndex Score
23 records- 0191US10501169B2Propeller blade angle control systemPRATT & WHITNEY CANADA·Filed 2016·Granted Dec 10, 2019·9 cites·20 claims
- 0286US7118336B2Pressurized oil supply for propeller engine systemPRATT & WHITNEY CANADA·Filed 2003·Granted Oct 10, 2006·50 cites·22 claims
- 0381US10544717B2Shared oil system arrangement for an engine component and a generatorPRATT & WHITNEY CANADA·Filed 2017·Granted Jan 28, 2020·2 cites·9 claims
- 0480US9096326B2Nitrogen bubbler system in fuel tank and methodPRATT & WHITNEY CANADA·Filed 2013·Granted Aug 4, 2015·8 cites·10 claims
- 0578US12163474B2System and method for purging a fuel manifold of a gas turbine engine using a flow divider assemblyPRATT & WHITNEY CANADA·Filed 2023·Granted Dec 10, 2024·0 cites·6 claims
- 0678US11230979B2Aircraft engine fuel system and methodPRATT & WHITNEY CANADA·Filed 2019·Granted Jan 25, 2022·2 cites·17 claims
- 0778US5417556ABearing for gear pumpALLIED SIGNAL INC·Filed 1994·Granted May 23, 1995·35 cites·8 claims
- 0872US12180895B2System and method for purging a fuel manifold of a gas turbine engine through a flow divider valvePRATT & WHITNEY CANADA·Filed 2023·Granted Dec 31, 2024·0 cites·2 claims
- 0972US8572985B2Air filtration system for gas turbine engine pneumatic systemWADDLETON DAVID·Filed 2009·Granted Nov 5, 2013·15 cites·6 claims
- 1071US11732653B2System and method for purging a fuel manifold of a gas turbine engine through a flow divider valvePRATT & WHITNEY CANADA·Filed 2022·Granted Aug 22, 2023·0 cites·8 claims
- 1167US11846236B2System and method for purging a fuel manifold of a gas turbine engine using a flow divider assemblyPRATT & WHITNEY CANADA·Filed 2022·Granted Dec 19, 2023·0 cites·5 claims
- 1267US11536201B2System and method for purging a fuel manifold of a gas turbine engine through a flow divider valvePRATT & WHITNEY CANADA·Filed 2020·Granted Dec 27, 2022·0 cites·18 claims
- 1366US11391214B2System and method for purging a fuel manifold of a gas turbine engine using a flow divider assemblyPRATT & WHITNEY CANADA·Filed 2020·Granted Jul 19, 2022·0 cites·12 claims
- 1465US11225888B2Shared oil system arrangement for an engine component and a generatorPRATT & WHITNEY CANADA·Filed 2019·Granted Jan 18, 2022·0 cites·11 claims
- 1564US11261793B2Engine fuel system for use with composite aircraftPRATT & WHITNEY CANADA·Filed 2019·Granted Mar 1, 2022·0 cites·9 claims
- 1659US11124312B2Aircraft motive flow linePRATT & WHITNEY CANADA·Filed 2019·Granted Sep 21, 2021·0 cites·17 claims
- 1758US11280342B2Rotodynamic pump and methodPRATT & WHITNEY CANADA·Filed 2019·Granted Mar 22, 2022·0 cites·19 claims
- 1851US2025146461A1Gas Turbine Engine Fuel System for an Aircraft Propulsion SystemPRATT & WHITNEY CANADA·Filed 2023·Application pending·0 cites
- 1950US10465609B2Engine fuel system for use with composite aircraftPRATT & WHITNEY CANADA·Filed 2015·Granted Nov 5, 2019·0 cites·19 claims
- 2045US11459958B2Rotodynamic pump having a body defining a body cavity with a first and second housing portion defining a portion of an impeller cavity and disposed within the body cavity wherein the body cavity extends at least in part around the second housing portion and the housing portions defining an impeller clearancePRATT & WHITNEY CANADA·Filed 2019·Granted Oct 4, 2022·0 cites·13 claims
- 2141US10793256B2Propeller blade angle control systemPRATT & WHITNEY CANADA·Filed 2017·Granted Oct 6, 2020·0 cites·12 claims
- 2239US2022178306A1Method of operating an aircraft engine and fuel system using multiple fuel typesPRATT & WHITNEY CANADA·Filed 2020·Application pending·0 cites
- 2339US2022178544A1Method of operating an aircraft engine and fuel system using multiple fuel typesPRATT & WHITNEY CANADA·Filed 2020·Application pending·0 cites
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