Inventor · disambiguated record
David A. Topol
Also filed as: TOPOL DAVID A
36 granted patents·11 pending applications·219 citations·filing 2009–2023
97Inventor score
Top patents by PatentIndex Score
47 records- 0199US8834099B1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2014·Granted Sep 16, 2014·55 cites·30 claims
- 0297US10655538B2Geared gas turbine engine with reduced fan noiseUNITED TECHNOLOGIES CORP·Filed 2018·Granted May 19, 2020·15 cites·30 claims
- 0395US10247018B2Pylon matched fan exit guide vane for noise reduction in a geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2016·Granted Apr 2, 2019·19 cites·12 claims
- 0495US10107191B2Geared gas turbine engine with reduced fan noiseUNITED TECHNOLOGIES CORP·Filed 2015·Granted Oct 23, 2018·36 cites·30 claims
- 0594US9650965B2Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2016·Granted May 16, 2017·6 cites·30 claims
- 0693US11339720B2Acoustic liner with non-uniform volumetric distributionRAYTHEON TECH CORP·Filed 2020·Granted May 24, 2022·8 cites·20 claims
- 0793US10113559B2Gas turbine engine impact linerUNITED TECHNOLOGIES CORP·Filed 2015·Granted Oct 30, 2018·8 cites·16 claims
- 0892US11555420B1Frame connection between fan case and core housing in a gas turbine engineRAYTHEON TECH CORP·Filed 2021·Granted Jan 17, 2023·2 cites·20 claims
- 0991US9540938B2Pylon matched fan exit guide vane for noise reduction in a geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2012·Granted Jan 10, 2017·16 cites·4 claims
- 1090US11754094B2Modal noise reduction for gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Sep 12, 2023·1 cites·30 claims
- 1190US9726019B2Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2016·Granted Aug 8, 2017·3 cites·30 claims
- 1289US11118507B2Geared gas turbine engine with reduced fan noiseRAYTHEON TECH CORP·Filed 2020·Granted Sep 14, 2021·2 cites·30 claims
- 1389US9733266B2Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2016·Granted Aug 15, 2017·3 cites·20 claims
- 1486US10533447B2Low noise turbine for geared gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2015·Granted Jan 14, 2020·3 cites·28 claims
- 1586US9624834B2Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2015·Granted Apr 18, 2017·3 cites·27 claims
- 1685US8714913B2Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2013·Granted May 6, 2014·7 cites·22 claims
- 1783US11168614B2Low noise turbine for geared gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2020·Granted Nov 9, 2021·1 cites·29 claims
- 1883US9879611B2Bleed valve resonance augmentationsUNITED TECHNOLOGIES CORP·Filed 2015·Granted Jan 30, 2018·5 cites·13 claims
- 1982US11971052B1Modal noise reduction for gas turbine engineRTX CORP·Filed 2023·Granted Apr 30, 2024·0 cites·20 claims
- 2081US8632301B2Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2012·Granted Jan 21, 2014·9 cites·20 claims
- 2176US10605172B2Low noise turbine for geared gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2013·Granted Mar 31, 2020·3 cites·28 claims
- 2274US11560849B2Low noise turbine for geared gas turbine engineRAYTHEON TECH CORP·Filed 2021·Granted Jan 24, 2023·0 cites·30 claims
- 2373US12503988B2Radial strut frame connection between fan case and core housing in a gas turbine engineRTX CORP·Filed 2023·Granted Dec 23, 2025·0 cites·16 claims
- 2472US11927106B2Frame connection between fan case and core housing in a gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Mar 12, 2024·0 cites·20 claims
- 2571US11512631B2Geared gas turbine engine with reduced fan noiseRAYTHEON TECH CORP·Filed 2021·Granted Nov 29, 2022·0 cites·30 claims
- 2670US11143109B2Low noise turbine for geared gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2020·Granted Oct 12, 2021·0 cites·30 claims
- 2769US11608796B1Radial strut frame connection between fan case and core housing in a gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Mar 21, 2023·0 cites·18 claims
- 2868US8534991B2Compressor with asymmetric stator and acoustic cutoffTOPOL DAVID A·Filed 2009·Granted Sep 17, 2013·13 cites·10 claims
- 2967US2020174032A1Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2019·Application pending·0 cites
- 3066US2020173370A1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2019·Application pending·0 cites
- 3164US11300141B2Modal noise reduction for gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2019·Granted Apr 12, 2022·0 cites·30 claims
- 3262US2017343574A1Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
- 3361US2018299477A1Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2018·Application pending·0 cites
- 3460US2017122218A1Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
- 3560US2018298828A1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2018·Application pending·0 cites
- 3658US11686220B2H-frame connection between fan case and core housing in a gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Jun 27, 2023·0 cites·20 claims
- 3758US10371168B2Modal noise reduction for gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2015·Granted Aug 6, 2019·0 cites·19 claims
- 3858US10233948B2Gas turbine blade array with reduced acoustic outputUNITED TECHNOLOGIES CORP·Filed 2013·Granted Mar 19, 2019·1 cites·16 claims
- 3958US2017122217A1Low noise compressor and turbine for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
- 4058US2016138474A1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2015·Application pending·0 cites
- 4158US2017321611A1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
- 4254US2014318147A1Low noise compressor rotor for geared turbofan engineUNITED TECHNOLOGIES CORP·Filed 2013·Application pending·0 cites
- 4353US11708772B2Triangular-frame connection between fan case and core housing in a gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Jul 25, 2023·0 cites·20 claims
- 4449US11719161B2Low noise turbine for geared gas turbine engineRAYTHEON TECH CORP·Filed 2021·Granted Aug 8, 2023·0 cites·30 claims
- 4548US10337407B2Low noise compressor for geared gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2014·Granted Jul 2, 2019·0 cites·20 claims
- 4647US9957840B2Acoustic treatment to mitigate fan noiseUNITED TECHNOLOGIES CORP·Filed 2014·Granted May 1, 2018·0 cites·6 claims
- 4741US2013219922A1Geared gas turbine engine with reduced fan noiseGILSON JONATHAN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →