Inventor · disambiguated record
David Russell Trawick
Also filed as: TRAWICK DAVID · TRAWICK DAVID R · TRAWICK DAVID RUSSELL
24 granted patents·2 pending applications·11 citations·filing 2018–2025
90Inventor score
Top patents by PatentIndex Score
26 records- 0187US12244184B2Systems and methods for intentionally breaking shafts of compromised electric machines with electro-thermal activationROLLS ROYCE CORP·Filed 2022·Granted Mar 4, 2025·1 cites·20 claims
- 0286US12095405B2Fault tolerant turbo-generator systemROLLS ROYCE CORP·Filed 2022·Granted Sep 17, 2024·2 cites·11 claims
- 0386US11840148B2Hybrid aircraft having rectifier with integrated protectionROLLS ROYCE CORP·Filed 2022·Granted Dec 12, 2023·2 cites·14 claims
- 0484US11456677B2Power converter protection circuitROLLS ROYCE CORP·Filed 2020·Granted Sep 27, 2022·2 cites·20 claims
- 0582US12328086B2Aircraft with engine-driven permanent magnet generatorROLLS ROYCE CORP·Filed 2022·Granted Jun 10, 2025·1 cites·20 claims
- 0680US12384556B2Hybrid propulsion systems with power sharingROLLS ROYCE CORP·Filed 2023·Granted Aug 12, 2025·0 cites·20 claims
- 0780US11952139B2Voltage controlled aircraft electric propulsion systemROLLS ROYCE CORP·Filed 2021·Granted Apr 9, 2024·1 cites·18 claims
- 0880US2025340304A1Hybrid propulsion systems with power sharingROLLS ROYCE CORP·Filed 2025·Application pending·0 cites
- 0975US11411514B2Electric machine with torque controlROLLS ROYCE CORP·Filed 2019·Granted Aug 9, 2022·1 cites·19 claims
- 1074US11750140B1Detection and control of motor drive during an AC side ground faultROLLS ROYCE SINGAPORE PTE LTD·Filed 2022·Granted Sep 5, 2023·0 cites·20 claims
- 1173US12368359B2Electrical energy system having active segments for variable voltage generationROLLS ROYCE CORP·Filed 2023·Granted Jul 22, 2025·0 cites·17 claims
- 1269US11970973B2Electric machine cooling of stator with tubeROLLS ROYCE CORP·Filed 2020·Granted Apr 30, 2024·1 cites·16 claims
- 1364US11851198B2Electrically propelled aircraft with partially rated converterROLLS ROYCE SINGAPORE PTE LTD·Filed 2022·Granted Dec 26, 2023·0 cites·20 claims
- 1461US11808311B2Electrically insulated shaft couplingROLLS ROYCE CORP·Filed 2021·Granted Nov 7, 2023·0 cites·17 claims
- 1560US12371177B2Hybrid propulsion systems with power sharingROLLS ROYCE CORP·Filed 2023·Granted Jul 29, 2025·0 cites·20 claims
- 1657US11121542B2Protection coordination technique for power convertersROLLS ROYCE NAM TECH INC·Filed 2018·Granted Sep 14, 2021·0 cites·22 claims
- 1755US11319880B2Electrical controller for engine-driven electric machineROLLS ROYCE NAM TECH INC·Filed 2018·Granted May 3, 2022·0 cites·18 claims
- 1852US11155339B2Electrified mechanical control cablesROLLS ROYCE NAM TECH INC·Filed 2018·Granted Oct 26, 2021·0 cites·19 claims
- 1951US11832390B2Multilayer copper bus bars with soldered through hole componentsROLLS ROYCE CORP·Filed 2022·Granted Nov 28, 2023·0 cites·20 claims
- 2050US11876364B2Multilayer electronic components with soldered through holesROLLS ROYCE CORP·Filed 2022·Granted Jan 16, 2024·0 cites·19 claims
- 2150US11380945B2Recuperative battery cooling system as emergency power sourceROLLS ROYCE NAM TECH INC·Filed 2018·Granted Jul 5, 2022·0 cites·17 claims
- 2248US11723173B1Stacked cold plate with flow guiding vanes and method of manufacturingROLLS ROYCE CORP·Filed 2022·Granted Aug 8, 2023·0 cites·20 claims
- 2345US11014686B2Dynamic power demand allocation on redundant power busesROLLS ROYCE NAM TECH INC·Filed 2018·Granted May 25, 2021·0 cites·17 claims
- 2444US11394152B2Electrical connector spacer systemROLLS ROYCE CORP·Filed 2020·Granted Jul 19, 2022·0 cites·15 claims
- 2543US2023257127A1Coordinated fault response in rectifiers of hybrid aircraftROLLS ROYCE CORP·Filed 2022·Application pending·0 cites
- 2642US11613368B2Aircraft with electrical energy storage in nacellesROLLS ROYCE CORP·Filed 2020·Granted Mar 28, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →