Inventor · disambiguated record
Robert Charles De Long
Also filed as: DE LONG ROBERT · DE LONG ROBERT C · DE LONG ROBERT CHARLES
24 granted patents·2 pending applications·102 citations·filing 1997–2025
93Inventor score
Top patents by PatentIndex Score
26 records- 0196US11066921B1Fluid flow condition sensing probeHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Jul 20, 2021·6 cites·19 claims
- 0295US12129747B2Hybrid permanent magnet motorHALLIBURTON ENERGY SERVICES INC·Filed 2022·Granted Oct 29, 2024·3 cites·20 claims
- 0395US11460038B2Hybrid magnetic radial bearing in an electric submersible pump (ESP) assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Oct 4, 2022·5 cites·20 claims
- 0488US11739617B2Shielding for a magnetic bearing in an electric submersible pump (ESP) assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Aug 29, 2023·2 cites·20 claims
- 0587US11512707B2Hybrid magnetic thrust bearing in an electric submersible pump (ESP) assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Nov 29, 2022·2 cites·20 claims
- 0685US11220904B2Fluid flow condition sensing probeHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted Jan 11, 2022·2 cites·20 claims
- 0784USRE43363EAbrasion resistant pump thrust bearingSEMPLE RYAN P·Filed 2011·Granted May 8, 2012·6 cites·18 claims
- 0883US12331641B2Pulsed-power drilling system with integrated power and communication coiled tubing conveyanceHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Jun 17, 2025·1 cites·20 claims
- 0982US5779434APump mounted thrust bearingBAKER HUGHES INC·Filed 1997·Granted Jul 14, 1998·38 cites·20 claims
- 1081US11739619B2Oil circulation in an electric submersible pump (ESP) electric motorHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Aug 29, 2023·1 cites·20 claims
- 1181US11162348B2Methods to improve fluid flow of a multi-phase mixture, methods to separate fluids of a multi-phase mixture, and multi-phase fluid mixture systemsHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Nov 2, 2021·2 cites·12 claims
- 1277US12281654B2Permanent magnet motorHALLIBURTON ENERGY SERVICES INC·Filed 2022·Granted Apr 22, 2025·0 cites·20 claims
- 1377US12158157B2Shielding for a magnetic bearing in an electric submersible pump (ESP) assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Dec 3, 2024·0 cites·20 claims
- 1476US2025198410A1Permanent magnet motorHALLIBURTON ENERGY SERVICES INC·Filed 2025·Application pending·0 cites
- 1574US11916450B2Axial flux submersible electric motorHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Feb 27, 2024·0 cites·25 claims
- 1673US5957656APump mounted thrust bearingBAKER HUGHES INC·Filed 1998·Granted Sep 28, 1999·33 cites·19 claims
- 1772US11916451B2Axial flux submersible electric motorHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Feb 27, 2024·0 cites·22 claims
- 1871US12424844B2Current-controlled circuit breaker for electrical submersible pump motor leadsHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Sep 23, 2025·0 cites·21 claims
- 1968US12480384B2Energy harvesting device for downhole applicationHALLIBURTON ENERGY SERVICES INC·Filed 2024·Granted Nov 25, 2025·0 cites·19 claims
- 2067US11746641B2Methods to improve fluid flow of a multi-phase mixture, methods to separate fluids of a multiphase mixture, and multi-phase fluid mixture systemsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Sep 5, 2023·0 cites·20 claims
- 2164US2024266925A1Axial Flux Submersible Electric MotorHALLIBURTON ENERGY SERVICES INC·Filed 2024·Application pending·0 cites
- 2259US12385770B2System and method of determining reservoir fluid flow condition and composition downholeHALLIBURTON ENERGY SERVICES INC·Filed 2022·Granted Aug 12, 2025·0 cites·21 claims
- 2356US11828136B2Wax removal in a production lineHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Nov 28, 2023·0 cites·20 claims
- 2455US11391096B2Inductive coupling for electric power transfer to electric submersible motorHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Jul 19, 2022·0 cites·22 claims
- 2553US11378474B2Predict brake horsepower for a pump for viscous applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Jul 5, 2022·0 cites·20 claims
- 2648US8887802B2Torque absorbtion anchor system and method to assemble sameGHAZI-MORADI ABBAS·Filed 2012·Granted Nov 18, 2014·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →