Inventor · disambiguated record
Ralph H. Echols
Also filed as: ECHOLS II RALPH H · ECHOLS III RALPH H · ECHOLS III RALPH HARVEY · ECHOLS RALPH
67 granted patents·8 pending applications·4,345 citations·filing 1985–2017
99Inventor score
Files withHALLIBURTON ENERGY SERV INC56HALLIBURTON ENERGY SERVICES INC7HALLIBURTON CO5OTIS ENG CO3BRISCO DAVID P1
Top patents by PatentIndex Score
75 records- 0198US7055598B2Fluid flow control device and method for use of sameHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Jun 6, 2006·213 cites·60 claims
- 0298US6854522B2Annular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Feb 15, 2005·212 cites·47 claims
- 0396US7252142B2Annular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2004·Granted Aug 7, 2007·108 cites·15 claims
- 0496US7096945B2Sand control screen assembly and treatment method using the sameHALLIBURTON ENERGY SERV INC·Filed 2003·Granted Aug 29, 2006·196 cites·45 claims
- 0596US6722427B2Wear-resistant, variable diameter expansion tool and expansion methodsHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Apr 20, 2004·180 cites·86 claims
- 0696US6457518B1Expandable well screenHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Oct 1, 2002·161 cites·21 claims
- 0796US5413180AOne trip backwash/sand control system with extendable washpipe isolationHALLIBURTON CO·Filed 1993·Granted May 9, 1995·231 cites·23 claims
- 0896US5375662AHydraulic setting sleeveHALLIBURTON CO·Filed 1993·Granted Dec 27, 1994·230 cites·18 claims
- 0995US7404437B2Annular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Jul 29, 2008·40 cites·14 claims
- 1095US7320367B2Annular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Jan 22, 2008·38 cites·9 claims
- 1195US6899176B2Sand control screen assembly and treatment method using the sameHALLIBURTON ENERGY SERV INC·Filed 2002·Granted May 31, 2005·159 cites·51 claims
- 1295US5803179AScreened well drainage pipe structure with sealed, variable length labyrinth inlet flow control apparatusHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Sep 8, 1998·258 cites·48 claims
- 1394US7363986B2Annular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Apr 29, 2008·33 cites·13 claims
- 1493US6053250AGravel pack apparatusHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Apr 25, 2000·119 cites·25 claims
- 1592US7216706B2Annular isolators for tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2004·Granted May 15, 2007·71 cites·70 claims
- 1692US6415509B1Methods of fabricating a thin-wall expandable well screen assemblyHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Jul 9, 2002·90 cites·23 claims
- 1792US5188182ASystem containing expendible isolation valve with frangible sealing member, seat arrangement and method for useOTIS ENG CO·Filed 1991·Granted Feb 23, 1993·162 cites·29 claims
- 1891US6782948B2Remotely operated multi-zone packing systemHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Aug 31, 2004·99 cites·30 claims
- 1990USRE41118EAnnular isolators for expandable tubulars in wellboresHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Feb 16, 2010·23 cites·47 claims
- 2090US6941652B2Methods of fabricating a thin-wall expandable well screen assemblyHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Sep 13, 2005·41 cites·26 claims
- 2190US6488082B2Remotely operated multi-zone packing systemHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Dec 3, 2002·88 cites·19 claims
- 2289US9726004B2Downhole position sensorHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Aug 8, 2017·11 cites·14 claims
- 2389US7048048B2Expandable sand control screen and method for use of sameHALLIBURTON ENERGY SERV INC·Filed 2003·Granted May 23, 2006·95 cites·32 claims
- 2489US6540025B2Hydraulically metered travel joint methodHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Apr 1, 2003·85 cites·9 claims
- 2587US6530431B1Screen jacket assembly connection and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Mar 11, 2003·72 cites·56 claims
- 2686US9784095B2Position indicator through acousticsHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Oct 10, 2017·9 cites·9 claims
- 2785US6032735AGravel pack apparatusHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Mar 7, 2000·71 cites·14 claims
- 2884US6799686B2Tubular filtration apparatusHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Oct 5, 2004·21 cites·9 claims
- 2983US6619401B2Methods of completing a subterranean wellHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Sep 16, 2003·19 cites·23 claims
- 3083US6003607AWellbore equipment positioning apparatus and associated methods of completing wellsHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Dec 21, 1999·103 cites·28 claims
- 3181US6367552B1Hydraulically metered travel jointHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Apr 9, 2002·83 cites·35 claims
- 3281US5931232AMechanical connection between base pipe and screen and method for use of the sameHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Aug 3, 1999·45 cites·17 claims
- 3378US6854521B2System and method for creating a fluid seal between production tubing and well casingHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Feb 15, 2005·51 cites·16 claims
- 3478US5857521AMethod of using a retrievable screen apparatusHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Jan 12, 1999·71 cites·9 claims
- 3577US8393389B2Running tool for expandable liner hanger and associated methodsBRISCO DAVID P·Filed 2007·Granted Mar 12, 2013·19 cites·26 claims
- 3675US5938925AProgressive gap sand control screen and process for manufacturing the sameHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Aug 17, 1999·48 cites·18 claims
- 3774US7108062B2Expandable well screenHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Sep 19, 2006·33 cites·20 claims
- 3873US6059033AApparatus for completing a subterranean well and associated methodsHALLIBURTON ENERGY SERV INC·Filed 1999·Granted May 9, 2000·46 cites·18 claims
- 3972US5415441APush-on coupling apparatus for tubular well completion structuresHALLIBURTON CO·Filed 1994·Granted May 16, 1995·52 cites·30 claims
- 4069US10221652B2Downhole ball valveHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Mar 5, 2019·3 cites·16 claims
- 4169US6155342AProppant containment apparatusHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Dec 5, 2000·50 cites·11 claims
- 4268US5404955AReleasable running tool for setting well toolHALLIBURTON CO·Filed 1993·Granted Apr 11, 1995·45 cites·32 claims
- 4368US5103902ANon-rotational versa-trieve packerOTIS ENG CO·Filed 1991·Granted Apr 14, 1992·45 cites·17 claims
- 4467US6125932ATortuous path sand control screen and method for use of sameHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Oct 3, 2000·49 cites·17 claims
- 4566US9476286B2Erosion reduction in subterranean wellsHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Oct 25, 2016·2 cites·13 claims
- 4665US5960884AGravel pack apparatusHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Oct 5, 1999·31 cites·25 claims
- 4765US5884699ARetrievable torque-through packer having high strength and reduced cross-sectional areaHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Mar 23, 1999·42 cites·7 claims
- 4864US6776241B2Screen jacket assembly connection and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Aug 17, 2004·23 cites·8 claims
- 4964US5842522AMechanical connection between base pipe and screen and method for use of the sameHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Dec 1, 1998·26 cites·17 claims
- 5063US6994170B2Expandable sand control screen assembly having fluid flow control capabilities and method for use of sameHALLIBURTON ENERGY SERV INC·Filed 2003·Granted Feb 7, 2006·24 cites·62 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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