Inventor · disambiguated record
Dick L. Knox
Also filed as: KNOX DICK · KNOX DICK L · KNOX DICK LEE
29 granted patents·3 pending applications·1,279 citations·filing 1982–2010
98Inventor score
Top patents by PatentIndex Score
32 records- 0197US6167965B1Electrical submersible pump and methods for enhanced utilization of electrical submersible pumps in the completion and production of wellboresBAKER HUGHES INC·Filed 1996·Granted Jan 2, 2001·440 cites·35 claims
- 0294US8400093B2Device, computer program product and computer-implemented method for backspin detection in an electrical submersible pump assemblyKNOX DICK L·Filed 2010·Granted Mar 19, 2013·23 cites·10 claims
- 0394US6587037B1Method for multi-phase data communications and control over an ESP power cableBAKER HUGHES INC·Filed 2000·Granted Jul 1, 2003·112 cites·20 claims
- 0493US6676447B1Pothead connector with elastomeric sealing washerBAKER HUGHES INC·Filed 2002·Granted Jan 13, 2004·64 cites·17 claims
- 0592US7492069B2Pressurized bearing system for submersible motorBAKER HUGHES INC·Filed 2005·Granted Feb 17, 2009·35 cites·14 claims
- 0692US6956310B1Motor bearing for submersible motorsBAKER HUGHES INC·Filed 2000·Granted Oct 18, 2005·49 cites·14 claims
- 0791US6566774B2Vibration damping system for ESP motorBAKER HUGHES INC·Filed 2001·Granted May 20, 2003·47 cites·17 claims
- 0890US8141646B2Device and method for gas lock detection in an electrical submersible pump assemblyALLEN ROBERT D·Filed 2009·Granted Mar 27, 2012·23 cites·18 claims
- 0989US7607896B2Systems and methods for power ride-through in variable speed drivesBAKER HUGHES INC·Filed 2006·Granted Oct 27, 2009·20 cites·16 claims
- 1087US8480376B2Device, computer program product and computer-implemented method for backspin detection in an electrical submersible pump assemblyKNOX DICK L·Filed 2010·Granted Jul 9, 2013·10 cites·19 claims
- 1187US5722812AAbrasion resistant centrifugal pumpBAKER HUGHES INC·Filed 1997·Granted Mar 3, 1998·110 cites·38 claims
- 1286US7161456B2Systems and methods for driving large capacity AC motorsBAKER HUGHES INC·Filed 2004·Granted Jan 9, 2007·26 cites·14 claims
- 1385US8287246B2Systems and methods for automatic forward phasing determination in a downhole pump systemPLITT SHELDON·Filed 2009·Granted Oct 16, 2012·14 cites·14 claims
- 1480US8138622B2System and method for an AC powered downhole gauge with capacitive couplingLAYTON JAMES E·Filed 2007·Granted Mar 20, 2012·18 cites·7 claims
- 1576US4491778AMotor variable frequency driveHUGHES TOOL CO·Filed 1984·Granted Jan 1, 1985·25 cites·3 claims
- 1673US4492523AToroidal inductor for a pressure sensor in a submersible pumpHUGHES TOOL CO·Filed 1984·Granted Jan 8, 1985·24 cites·3 claims
- 1771US6587054B2Electrical submersible pump cableBAKER HUGHES INC·Filed 2001·Granted Jul 1, 2003·12 cites·12 claims
- 1870US7950906B2Insulated bearings for downhole motorsBAKER HUGHES INC·Filed 2007·Granted May 31, 2011·11 cites·20 claims
- 1970US4589492ASubsea well submersible pump installationHUGHES TOOL CO·Filed 1984·Granted May 20, 1986·42 cites·8 claims
- 2067US7188669B2Motor cooler for submersible pumpBAKER HUGHES INC·Filed 2004·Granted Mar 13, 2007·38 cites·18 claims
- 2166US8314583B2System, method and program product for cable loss compensation in an electrical submersible pump systemYOHANAN TOM G·Filed 2009·Granted Nov 20, 2012·12 cites·14 claims
- 2266US5189328ALaminated motor bearing for electrical submersible pumpBAKER HUGHES INC·Filed 1992·Granted Feb 23, 1993·29 cites·7 claims
- 2364US8419390B2Electrical submersible pump system connection adapterMERRILL DAN A·Filed 2009·Granted Apr 16, 2013·11 cites·17 claims
- 2454US5670931AMethod and apparatus for transmitting data over a power cable utilizing a magnetically saturable core reactorBAKER HUGHES INC·Filed 1994·Granted Sep 23, 1997·30 cites·48 claims
- 2552US4790373ACooling system for electrical componentsHUGHES TOOL CO·Filed 1987·Granted Dec 13, 1988·21 cites·1 claims
- 2651US6586900B2Method for boosting the output voltage of a variable frequency driveBAKER HUGHES INC·Filed 2001·Granted Jul 1, 2003·13 cites·20 claims
- 2747US8125177B2System and method for adding voltages of power modules in variable frequency drivesRIDER JERALD R·Filed 2009·Granted Feb 28, 2012·3 cites·20 claims
- 2846US8328529B2System, method and apparatus for electrical submersible pump assembly with pump discharge head having an integrally formed discharge pressure portTHOMPSON JOSEPH SCOTT·Filed 2009·Granted Dec 11, 2012·3 cites·17 claims
- 2946US4477230AContinuous pressure and temperature readout for submersible pumpsHUGHES TOOL CO·Filed 1982·Granted Oct 16, 1984·14 cites·6 claims
- 3036US2004080224A1Pressurized bearing system for submersible motorFiled 2003·Application pending·0 cites
- 3135US2012037354A1Systems and Methods for Downhole OFDM CommunicationsMCCOY ROBERT H·Filed 2010·Application pending·0 cites
- 3234US2002153789A1Pressurized bearing system for submersible motorFiled 2001·Application pending·0 cites
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