Inventor · disambiguated record
Clark E. Robison
Also filed as: ROBISON CLARK · ROBISON CLARK E · ROBISON CLARK EDWARD
64 granted patents·11 pending applications·2,857 citations·filing 1985–2024
99Inventor score
Files withWEATHERFORD TECH HOLDINGS LLC35HALLIBURTON ENERGY SERV INC24ROBISON CLARK E4WEATHERFORD LAMB4HALLIBURTON CO2
Top patents by PatentIndex Score
75 records- 0197US6343649B1Methods and associated apparatus for downhole data retrieval, monitoring and tool actuationHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Feb 5, 2002·259 cites·63 claims
- 0297US5390742AInternally sealable perforable nipple for downhole well applicationsHALLIBURTON CO·Filed 1993·Granted Feb 21, 1995·272 cites·18 claims
- 0396US8505639B2Indexing sleeve for single-trip, multi-stage fracingROBISON CLARK E·Filed 2010·Granted Aug 13, 2013·48 cites·52 claims
- 0496US8403068B2Indexing sleeve for single-trip, multi-stage fracingROBISON CLARK E·Filed 2011·Granted Mar 26, 2013·36 cites·68 claims
- 0596US6554064B1Method and apparatus for a sand screen with integrated sensorsHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Apr 29, 2003·159 cites·39 claims
- 0696US6408943B1Method and apparatus for placing and interrogating downhole sensorsHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Jun 25, 2002·236 cites·20 claims
- 0795US6619394B2Method and apparatus for treating a wellbore with vibratory waves to remove particles therefromHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Sep 16, 2003·102 cites·66 claims
- 0895US6359569B2Methods and associated apparatus for downhole data retrieval, monitoring and tool actuationHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Mar 19, 2002·198 cites·24 claims
- 0994US11339643B2Pumping unit inspection sensor assembly, system and methodWEATHERFORD TECH HOLDINGS LLC·Filed 2020·Granted May 24, 2022·3 cites·6 claims
- 1094US6497280B2Methods and associated apparatus for downhole data retrieval, monitoring and tool actuationHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Dec 24, 2002·114 cites·21 claims
- 1193US6755249B2Apparatus and method for perforating a subterranean formationHALLIBURTON ENERGY SERV INC·Filed 2003·Granted Jun 29, 2004·127 cites·67 claims
- 1292US10844852B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2018·Granted Nov 24, 2020·5 cites·17 claims
- 1392US10400761B2Long stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Sep 3, 2019·6 cites·24 claims
- 1492US6504258B2Vibration based downhole power generatorHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Jan 7, 2003·107 cites·21 claims
- 1592US5211241AVariable flow sliding sleeve valve and positioning shifting tool thereforOTIS ENG CO·Filed 1991·Granted May 18, 1993·162 cites·16 claims
- 1691US10196883B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Feb 5, 2019·7 cites·24 claims
- 1791US6768214B2Vibration based power generatorHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Jul 27, 2004·92 cites·101 claims
- 1889US11098708B2Hydraulic pumping system with piston displacement sensing and controlWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Aug 24, 2021·4 cites·23 claims
- 1989US10197050B2Reciprocating rod pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Feb 5, 2019·19 cites·26 claims
- 2089US9903187B2Hydraulic pumping system with enhanced piston rod sealingWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Feb 27, 2018·3 cites·20 claims
- 2189US6684951B2Sand screen with integrated sensorsHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Feb 3, 2004·76 cites·10 claims
- 2289US6588505B2Methods and associated apparatus for downhole data retrieval, monitoring and tool actuationHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Jul 8, 2003·75 cites·34 claims
- 2387US10167707B2Rod string rotation during well pumping operationsWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Jan 1, 2019·6 cites·20 claims
- 2487US10113544B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Oct 30, 2018·3 cites·19 claims
- 2587US6994162B2Linear displacement measurement method and apparatusWEATHERFORD LAMB·Filed 2003·Granted Feb 7, 2006·75 cites·34 claims
- 2687US6481505B2Methods and associated apparatus for downhole data retrieval, monitoring and tool actuationHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Nov 19, 2002·59 cites·23 claims
- 2786US10215012B2Apparatus and method of monitoring a rod pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Feb 26, 2019·5 cites·21 claims
- 2886US6401529B1Apparatus and method for determining constituent composition of a produced fluidHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Jun 11, 2002·27 cites·30 claims
- 2985US6150601AMethod and apparatus for generating electric power downholeHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Nov 21, 2000·103 cites·27 claims
- 3084US9739275B2Self-cleaning disc valve for piston pumpWEATHERFORD TECH HOLDINGS LLC·Filed 2013·Granted Aug 22, 2017·13 cites·29 claims
- 3183US12429046B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2024·Granted Sep 30, 2025·0 cites·20 claims
- 3282US10167865B2Hydraulic pumping system with enhanced piston rod sealingWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Jan 1, 2019·2 cites·20 claims
- 3379US10962000B2Long stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2019·Granted Mar 30, 2021·1 cites·21 claims
- 3478US12116992B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2023·Granted Oct 15, 2024·0 cites·22 claims
- 3578US2024017715A1Hybrid drive system with optimized operational modesROBISON CLARK E·Filed 2023·Application pending·0 cites
- 3677US6812811B2Power discriminating systemsHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Nov 2, 2004·33 cites·124 claims
- 3776US11174856B2Apparatus and methods for counterbalancing a pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Nov 16, 2021·3 cites·16 claims
- 3876US2023311845A1Hybrid drive system with optimized operational modesROBISON CLARK E·Filed 2023·Application pending·0 cites
- 3976US2025129708A1Pumping unit inspection sensor assembly, system and methodWEATHERFORD TECH HOLDINGS LLC·Filed 2024·Application pending·0 cites
- 4075US11078766B2Jet pump controller with downhole predictionWEATHERFORD TECH HOLDINGS LLC·Filed 2019·Granted Aug 3, 2021·2 cites·18 claims
- 4174US7038332B2Power discriminating systemsHALLIBURTON ENERGY SERV INC·Filed 2004·Granted May 2, 2006·27 cites·12 claims
- 4274US6394181B2Self-regulating lift fluid injection tool and method for use of sameHALLIBURTON ENERGY SERV INC·Filed 2001·Granted May 28, 2002·43 cites·28 claims
- 4373US10240452B2Reservoir analysis with well pumping systemWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Mar 26, 2019·2 cites·23 claims
- 4473US6172614B1Method and apparatus for remote actuation of a downhole device using a resonant chamberHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Jan 9, 2001·59 cites·18 claims
- 4572US11781543B2Long-stroke pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2020·Granted Oct 10, 2023·0 cites·18 claims
- 4672US10344573B2Position sensing for wellsite pumping unitWEATHERFORD TECH HOLDINGS LLC·Filed 2017·Granted Jul 9, 2019·1 cites·9 claims
- 4772US2021340972A1Hydraulic pumping system with piston displacement sensing and controlWEATHERFORD TECH HOLDINGS LLC·Filed 2021·Application pending·0 cites
- 4870US12203359B2Pumping unit inspection sensor assembly, system and methodWEATHERFORD TECH HOLDINGS LLC·Filed 2022·Granted Jan 21, 2025·0 cites·10 claims
- 4970US5871046AOrienting, retrievable whipstock anchorHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Feb 16, 1999·56 cites·15 claims
- 5069US10900193B2Pumping unit bases with driven pilesWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Jan 26, 2021·2 cites·18 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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