Inventor · disambiguated record
Charles D. Parker
Also filed as: PARKER CHARLES · PARKER CHARLES D · PARKER CHARLES J
18 granted patents·11 pending applications·702 citations·filing 1996–2023
95Inventor score
Files withWEATHERFORD LAMB15HALLIBURTON ENERGY SERV INC2ROBISON CLARK E2WEATHERFORD LAMB INC2WEATHERFORD TECH HOLDINGS LLC2
Top patents by PatentIndex Score
29 records- 0197US7124831B2Resin impregnated continuous fiber plug with non-metallic element systemWEATHERFORD LAMB·Filed 2005·Granted Oct 24, 2006·93 cites·42 claims
- 0297US6712153B2Resin impregnated continuous fiber plug with non-metallic element systemWEATHERFORD LAMB·Filed 2001·Granted Mar 30, 2004·210 cites·58 claims
- 0393US7874369B2Progressive cavity pump (PCP) drive head stuffing box with split sealWEATHERFORD LAMB·Filed 2006·Granted Jan 25, 2011·22 cites·35 claims
- 0493US7789137B2Non-metallic mandrel and element systemWEATHERFORD LAMB·Filed 2009·Granted Sep 7, 2010·17 cites·18 claims
- 0593US7779927B2Non-metallic mandrel and element systemWEATHERFORD LAMB·Filed 2009·Granted Aug 24, 2010·26 cites·17 claims
- 0692US5826661ALinear indexing apparatus and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Oct 27, 1998·149 cites·72 claims
- 0790US7779928B2Non-metallic mandrel and element systemWEATHERFORD LAMB·Filed 2009·Granted Aug 24, 2010·10 cites·12 claims
- 0889US7789135B2Non-metallic mandrel and element systemWEATHERFORD LAMB·Filed 2009·Granted Sep 7, 2010·18 cites·17 claims
- 0988US6119783ALinear indexing apparatus and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Sep 19, 2000·111 cites·13 claims
- 1087US7789136B2Non-metallic mandrel and element systemWEATHERFORD LAMB·Filed 2009·Granted Sep 7, 2010·8 cites·17 claims
- 1186US6868634B2Insect resistance management in agricultural applicationsUNIV MISSISSIPPI·Filed 2002·Granted Mar 22, 2005·18 cites·18 claims
- 1284US9303478B2Downhole tool and method for passing control line through toolWEATHERFORD TECHNOLOGY HOLDINGS LLC·Filed 2014·Granted Apr 5, 2016·9 cites·20 claims
- 1381US9394773B2Resettable ball seatGARCIA CESAR G·Filed 2012·Granted Jul 19, 2016·3 cites·36 claims
- 1478US2024017715A1Hybrid drive system with optimized operational modesROBISON CLARK E·Filed 2023·Application pending·0 cites
- 1576US2023311845A1Hybrid drive system with optimized operational modesROBISON CLARK E·Filed 2023·Application pending·0 cites
- 1668US9845656B2Extended length packer with timed settingWEATHERFORD LAMB INC·Filed 2014·Granted Dec 19, 2017·3 cites·17 claims
- 1766US9637997B2Packer having swellable and compressible elementsWEATHERFORD LAMB INC·Filed 2013·Granted May 2, 2017·3 cites·24 claims
- 1865US9926783B2Apparatus and methods for cemented multi-zone completionsWEATHERFORD TECH HOLDINGS LLC·Filed 2013·Granted Mar 27, 2018·2 cites·27 claims
- 1955US10590767B2Apparatus and methods for cemented multi-zone completionsWEATHERFORD TECH HOLDINGS LLC·Filed 2018·Granted Mar 17, 2020·0 cites·20 claims
- 2053US2010288488A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2153US2010288513A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2253US2010294483A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2351US2010288508A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2451US2010218879A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2551US2010288487A1Non-Metallic Mandrel and Element SystemWEATHERFORD LAMB·Filed 2010·Application pending·0 cites
- 2649US2007039160A1Resin impregnated continuous fiber plug with non-metallic element systemTURLEY ROCKY A·Filed 2006·Application pending·0 cites
- 2744US2004177952A1Resin impregnated continuous fiber plug with non-metallic element systemWEATHERFORD LAMB·Filed 2004·Application pending·0 cites
- 2842US9691237B2Non-visual navigation feedback system and methodRAVEN IND INC·Filed 2014·Granted Jun 27, 2017·0 cites·6 claims
- 2937US2001029033A1Novel gene rno upregulated in leukemia cells by nitric oxide and DMSOFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →