Inventor · disambiguated record
Mark S. Nowell
Also filed as: NOWELL MARK S · NOWELL MARK STEPHEN
76 granted patents·22 pending applications·850 citations·filing 2009–2025
99Inventor score
Top patents by PatentIndex Score
98 records- 0198US12338815B1Fluid endKERR MACHINE CO·Filed 2025·Granted Jun 24, 2025·1 cites·20 claims
- 0298US12012955B2Fluid endKERR MACHINE CO·Filed 2023·Granted Jun 18, 2024·6 cites·20 claims
- 0398US11649901B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2022·Granted May 16, 2023·6 cites·25 claims
- 0498US11644018B2Fluid endKERR MACHINE CO·Filed 2021·Granted May 9, 2023·16 cites·11 claims
- 0598US11578711B2Fluid routing plugKERR MACHINE CO·Filed 2022·Granted Feb 14, 2023·6 cites·15 claims
- 0698US11560884B2Fluid endKERR MACHINE CO·Filed 2022·Granted Jan 24, 2023·6 cites·21 claims
- 0798US11434901B2Fluid endKERR MACHINE CO·Filed 2021·Granted Sep 6, 2022·18 cites·22 claims
- 0898US11408419B2Fluid end assemblyKERR MACHINE CO·Filed 2020·Granted Aug 9, 2022·10 cites·39 claims
- 0998US11359615B2Fluid endKERR MACHINE CO·Filed 2021·Granted Jun 14, 2022·35 cites·24 claims
- 1098US11300111B2Fluid routing plugKERR MACHINE CO·Filed 2020·Granted Apr 12, 2022·19 cites·24 claims
- 1198US11162479B2Fluid endKERR MACHINE CO·Filed 2020·Granted Nov 2, 2021·50 cites·28 claims
- 1298US11143315B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2020·Granted Oct 12, 2021·11 cites·9 claims
- 1398US11078903B2Tapered valve seatKERR MACHINE CO·Filed 2018·Granted Aug 3, 2021·40 cites·6 claims
- 1498US10962001B2Fluid end assemblyKERR MACHINE CO·Filed 2020·Granted Mar 30, 2021·53 cites·22 claims
- 1598US10941765B2Fluid endKERR MACHINE CO·Filed 2019·Granted Mar 9, 2021·42 cites·29 claims
- 1698US10907738B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2020·Granted Feb 2, 2021·40 cites·14 claims
- 1798US10895325B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2017·Granted Jan 19, 2021·26 cites·25 claims
- 1898US10591070B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2019·Granted Mar 17, 2020·44 cites·24 claims
- 1998US10288178B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2016·Granted May 14, 2019·44 cites·32 claims
- 2097US12012954B2Fluid endKERR MACHINE CO·Filed 2023·Granted Jun 18, 2024·6 cites·20 claims
- 2197US11952990B2Fracturing pump arrangement using a plunger with an internal fluid passageKERR MACHINE CO·Filed 2023·Granted Apr 9, 2024·5 cites·23 claims
- 2297US11846282B2High pressure pumpKERR MACHINE CO·Filed 2022·Granted Dec 19, 2023·5 cites·18 claims
- 2397US11655812B2Fluid end assemblyKERR MACHINE CO·Filed 2022·Granted May 23, 2023·6 cites·19 claims
- 2497US11635068B2Modular power endKERR MACHINE CO·Filed 2021·Granted Apr 25, 2023·8 cites·12 claims
- 2597US11592011B2Fracturing pump with in-line fluid endKERR MACHINE CO·Filed 2022·Granted Feb 28, 2023·12 cites·27 claims
- 2697US11578710B2Fracturing pump with in-line fluid endKERR MACHINE CO·Filed 2020·Granted Feb 14, 2023·14 cites·15 claims
- 2797US11536378B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2022·Granted Dec 27, 2022·7 cites·9 claims
- 2897US11486502B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2020·Granted Nov 1, 2022·6 cites·19 claims
- 2997US11346339B2High pressure pumpKERR MACHINE CO·Filed 2020·Granted May 31, 2022·13 cites·18 claims
- 3097US11208996B2Modular power endKERR MACHINE CO·Filed 2020·Granted Dec 28, 2021·15 cites·22 claims
- 3197USD916240SFluid endKERR MACHINE CO·Filed 2018·Granted Apr 13, 2021·54 cites·1 claims
- 3297US10941866B2Stem guided valveKERR MACHINE CO·Filed 2019·Granted Mar 9, 2021·42 cites·20 claims
- 3397US10670013B2Fluid end assemblyKERR MACHINE CO·Filed 2018·Granted Jun 2, 2020·42 cites·17 claims
- 3496US11788527B2Fluid endKERR MACHINE CO·Filed 2022·Granted Oct 17, 2023·7 cites·14 claims
- 3595US11635151B2Modular power endKERR MACHINE CO·Filed 2021·Granted Apr 25, 2023·2 cites·19 claims
- 3695US11536267B2Fluid end assemblyKERR MACHINE CO·Filed 2021·Granted Dec 27, 2022·4 cites·16 claims
- 3794US12454944B2Fracturing pump arrangement using a plunger with an internal fluid passageKERR MACHINE CO·Filed 2024·Granted Oct 28, 2025·1 cites·27 claims
- 3894US12276270B2Fracturing pump arrangement using a plunger with an internal fluid passageKERR MACHINE CO·Filed 2023·Granted Apr 15, 2025·1 cites·20 claims
- 3994US11708830B2Multi-piece fluid endKERR MACHINE CO·Filed 2018·Granted Jul 25, 2023·8 cites·52 claims
- 4094US10648490B2Bellows system for fluid endKERR MACHINE CO·Filed 2018·Granted May 12, 2020·10 cites·21 claims
- 4193US11859732B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2023·Granted Jan 2, 2024·1 cites·20 claims
- 4293US11649900B2Sealing high pressure flow devicesKERR MACHINE CO·Filed 2022·Granted May 16, 2023·1 cites·20 claims
- 4392US11859611B2Fluid routing plugKERR MACHINE CO·Filed 2022·Granted Jan 2, 2024·1 cites·13 claims
- 4491USD880661STapered valve seatKERR MACHINE CO·Filed 2017·Granted Apr 7, 2020·38 cites·1 claims
- 4590US12281649B2Fluid endKERR MACHINE CO·Filed 2024·Granted Apr 22, 2025·0 cites·15 claims
- 4690USD928917SFluid endKERR MACHINE CO·Filed 2021·Granted Aug 24, 2021·10 cites·1 claims
- 4790US2025354542A1Fluid routing plugKERR MACHINE CO·Filed 2025·Application pending·0 cites
- 4889US12286969B2Fluid end assemblyKERR MACHINE CO·Filed 2024·Granted Apr 29, 2025·0 cites·13 claims
- 4989US9724794B1Machine tool protectionKERR MACHINE CO·Filed 2015·Granted Aug 8, 2017·8 cites·10 claims
- 5088US12473897B2Fracturing pump arrangement using a plunger with an internal fluid passageKERR MACHINE CO·Filed 2024·Granted Nov 18, 2025·0 cites·23 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →