Inventor · disambiguated record

David Todd

Also filed as: TODD DAVID · TODD DAVID NORMAN

44 granted patents·2 pending applications·1,181 citations·filing 2017–2024

98Inventor score

Technology areasH02J E21B H02B H02G H02K

Files withNAT SERVICE ALLIANCE—HOUSTON LLC31 HALLIBURTON ENERGY SERVICES INC15

Top patents by PatentIndex Score

46 records

0198US12006807B2Power distribution trailer for an electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Jun 11, 2024·5 cites·17 claims
0298US12000256B2Electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Jun 4, 2024·4 cites·32 claims
0398US11976524B2Parameter monitoring and control for an electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted May 7, 2024·4 cites·20 claims
0498US11976525B2Electric driven hydraulic fracking operationHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted May 7, 2024·4 cites·20 claims
0598US11939828B2Variable frequency drive configuration for electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Mar 26, 2024·4 cites·20 claims
0698US11795800B2Power distribution trailer for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Oct 24, 2023·7 cites·20 claims
0798US11739602B2Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE HOUSTON LLC·Filed 2023·Granted Aug 29, 2023·6 cites·20 claims
0898US11708733B2Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Jul 25, 2023·6 cites·20 claims
0998US11560764B2Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE HOUSTON LLC·Filed 2022·Granted Jan 24, 2023·6 cites·20 claims
1098US11492860B2Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Nov 8, 2022·7 cites·20 claims
1198US11473381B2Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE HOUSTON LLC·Filed 2022·Granted Oct 18, 2022·5 cites·20 claims
1298US11466550B2Power distribution trailer for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Oct 11, 2022·6 cites·20 claims
1398US11434709B2Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Sep 6, 2022·7 cites·20 claims
1498US11286736B2Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Mar 29, 2022·15 cites·20 claims
1598US11274512B2Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Mar 15, 2022·6 cites·20 claims
1698US11220896B2Electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Jan 11, 2022·7 cites·17 claims
1798US11156044B2Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Oct 26, 2021·13 cites·20 claims
1898US11142972B1Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Oct 12, 2021·7 cites·26 claims
1998US11125034B2Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Sep 21, 2021·11 cites·20 claims
2098US10988998B2Electric driven hydraulic fracking operationNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Apr 27, 2021·63 cites·26 claims
2198US10989031B2Power distribution trailer for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE HOUSTON LLC·Filed 2020·Granted Apr 27, 2021·9 cites·20 claims
2298US10982498B1Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Apr 20, 2021·14 cites·20 claims
2398US10975641B1Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Apr 13, 2021·10 cites·20 claims
2498US10871045B2Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Dec 22, 2020·117 cites·20 claims
2598US10851635B1Electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Dec 1, 2020·8 cites·20 claims
2698US10794165B2Power distribution trailer for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Oct 6, 2020·247 cites·20 claims
2798US10753153B1Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Aug 25, 2020·173 cites·17 claims
2898US10753165B1Parameter monitoring and control for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Aug 25, 2020·198 cites·20 claims
2998US10738580B1Electric driven hydraulic fracking systemNAT SERVICE ALLIANCE-HOUSTON LLC·Filed 2020·Granted Aug 11, 2020·179 cites·20 claims
3097US11788396B2Electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Oct 17, 2023·4 cites·14 claims
3197US11773664B1Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2023·Granted Oct 3, 2023·4 cites·20 claims
3297US11668144B2Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2022·Granted Jun 6, 2023·4 cites·20 claims
3397US11319762B2Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted May 3, 2022·4 cites·20 claims
3497US11168556B2Power distribution trailer for an electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2021·Granted Nov 9, 2021·5 cites·19 claims
3597US11053758B2Electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Jul 6, 2021·5 cites·20 claims
3697US10876358B2Variable frequency drive configuration for electric driven hydraulic fracking systemNAT SERVICE ALLIANCE—HOUSTON LLC·Filed 2020·Granted Dec 29, 2020·5 cites·20 claims
3792US12460524B2Electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
3887US12385336B2Parameter monitoring and control for an electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2024·Granted Aug 12, 2025·0 cites·18 claims
3986US12503923B2Variable frequency drive configuration for electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2024·Granted Dec 23, 2025·0 cites·20 claims
4086US12385378B2Power distribution trailer for an electric driven hydraulic fracking systemHALLIBURTON ENERGY SERVICES INC·Filed 2024·Granted Aug 12, 2025·0 cites·20 claims
4185US2025257620A1Electric driven hydraulic fracking operationHALLIBURTON ENERGY SERVICES INC·Filed 2024·Application pending·0 cites
4284US11715951B2Grid power for hydrocarbon service applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Aug 1, 2023·1 cites·20 claims
4381US2025079840A1Grid power for hydrocarbon service applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2024·Application pending·0 cites
4477US12170444B2Grid power for hydrocarbon service applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2023·Granted Dec 17, 2024·0 cites·21 claims
4574US11108234B2Grid power for hydrocarbon service applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Aug 31, 2021·1 cites·20 claims
4646US11456586B2Cable assembly for configuring power and control linesHALLIBURTON ENERGY SERVICES INC·Filed 2017·Granted Sep 27, 2022·0 cites·25 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →