Inventor · disambiguated record
Michael Dale Ezell
Also filed as: EZELL MICHAEL D · EZELL MICHAEL DALE
20 granted patents·153 citations·filing 1996–2021
94Inventor score
Files withHALLIBURTON ENERGY SERVICES INC10HALLIBURTON ENERGY SERV INC4EZELL MICHAEL DALE3HALLIBURTON CO1MCGLOTHEN JODY RAY1
Top patents by PatentIndex Score
20 records- 0184US11066897B2Well packersHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Jul 20, 2021·4 cites·6 claims
- 0284US8936101B2Interventionless set packer and setting method for sameMCGLOTHEN JODY RAY·Filed 2011·Granted Jan 20, 2015·11 cites·20 claims
- 0379US8505638B2Restricted axial movement locking mechanismEZELL MICHAEL DALE·Filed 2011·Granted Aug 13, 2013·7 cites·29 claims
- 0477US10718179B2Wellbore isolation devices and methods of useHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Jul 21, 2020·3 cites·20 claims
- 0577US9790764B2Packer assembly having dual hydrostatic pistons for redundant interventionless settingEZELL MICHAEL DALE·Filed 2012·Granted Oct 17, 2017·6 cites·25 claims
- 0676US9803440B2Setting a downhole tool in a wellboreHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Oct 31, 2017·3 cites·19 claims
- 0776US5662341AMetal-to-metal seal assembly for oil and gas well production apparatusHALLIBURTON CO·Filed 1996·Granted Sep 2, 1997·46 cites·30 claims
- 0872US10260298B2Wellbore isolation devices and methods of useHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Apr 16, 2019·2 cites·18 claims
- 0972US7717183B2Top-down hydrostatic actuating module for downhole toolsHALLIBURTON ENERGY SERV INC·Filed 2006·Granted May 18, 2010·13 cites·21 claims
- 1065US11578554B2Well packersHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Feb 14, 2023·0 cites·23 claims
- 1163US10196870B2External slip having expandable slots and a retainerHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Feb 5, 2019·2 cites·18 claims
- 1261US8002045B2Downhole tool with load diverting system and methodHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Aug 23, 2011·7 cites·23 claims
- 1361US7861791B2High circulation rate packer and setting method for sameHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Jan 4, 2011·6 cites·25 claims
- 1459US7967077B2Interventionless set packer and setting method for sameHALLIBURTON ENERGY SERV INC·Filed 2008·Granted Jun 28, 2011·6 cites·15 claims
- 1557US9863210B2Packer assembly having sequentially operated hydrostatic pistons for interventionless settingEZELL MICHAEL DALE·Filed 2012·Granted Jan 9, 2018·2 cites·20 claims
- 1656US6648335B1Metal-to-metal seal assembly for oil and gas production apparatusFiled 1998·Granted Nov 18, 2003·35 cites·25 claims
- 1750US10301902B2Anti-preset and anti-reset feature for retrievable packers with slips above elementsHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted May 28, 2019·0 cites·19 claims
- 1843US10895123B2Hydrostatically actuable downhole pistonHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Jan 19, 2021·0 cites·22 claims
- 1940US10689943B2Wellbore isolation devices and methods of useHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Jun 23, 2020·0 cites·19 claims
- 2038US10927638B2Wellbore isolation device with telescoping setting systemHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Feb 23, 2021·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →