Inventor · disambiguated record
David Pixton
Also filed as: PIXTON DAVID · PIXTON DAVID S
36 granted patents·5 pending applications·3,092 citations·filing 1989–2008
98Inventor score
Top patents by PatentIndex Score
41 records- 0199US7064676B2Downhole data transmission systemINTELLISERV INC·Filed 2003·Granted Jun 20, 2006·152 cites·32 claims
- 0298US6929493B2Electrical contact for downhole drilling networksINTELLISERV INC·Filed 2003·Granted Aug 16, 2005·160 cites·22 claims
- 0398US6844498B2Data transmission system for a downhole componentNOVATEK ENGINEERING INC·Filed 2003·Granted Jan 18, 2005·186 cites·61 claims
- 0498US6830467B2Electrical transmission line diametrical retainerINTELLISERV INC·Filed 2003·Granted Dec 14, 2004·183 cites·23 claims
- 0598US6821147B1Internal coaxial cable seal systemINTELLISERV INC·Filed 2003·Granted Nov 23, 2004·150 cites·36 claims
- 0698US6670880B1Downhole data transmission systemNOVATEK ENGINEERING INC·Filed 2001·Granted Dec 30, 2003·501 cites·56 claims
- 0797US6888473B1Repeatable reference for positioning sensors and transducers in drill pipeINTELLISERV INC·Filed 2000·Granted May 3, 2005·147 cites·26 claims
- 0897US6717501B2Downhole data transmission systemNOVATEK ENGINEERING INC·Filed 2001·Granted Apr 6, 2004·300 cites·58 claims
- 0996US7116199B2Inductive coupler for downhole components and method for making sameINTELLISERV INC·Filed 2006·Granted Oct 3, 2006·38 cites·26 claims
- 1096US6913093B2Loaded transducer for downhole drilling componentsINTELLISERV INC·Filed 2003·Granted Jul 5, 2005·154 cites·24 claims
- 1195US7040003B2Inductive coupler for downhole components and method for making sameINTELLISERV INC·Filed 2004·Granted May 9, 2006·53 cites·29 claims
- 1294US7193527B2Swivel assemblyINTELLISERV INC·Filed 2004·Granted Mar 20, 2007·108 cites·17 claims
- 1394US6945802B2Seal for coaxial cable in downhole toolsINTELLISERV INC·Filed 2003·Granted Sep 20, 2005·144 cites·18 claims
- 1493US7193526B2Downhole toolINTELLISERV INC·Filed 2005·Granted Mar 20, 2007·42 cites·28 claims
- 1590US7207396B2Method and apparatus of assessing down-hole drilling conditionsINTELLISERV INC·Filed 2004·Granted Apr 24, 2007·103 cites·33 claims
- 1690US7139218B2Distributed downhole drilling networkINTELLISERV INC·Filed 2004·Granted Nov 21, 2006·69 cites·20 claims
- 1790US6968611B2Internal coaxial cable electrical connector for use in downhole toolsINTELLISERV INC·Filed 2003·Granted Nov 29, 2005·97 cites·13 claims
- 1889US7828301B2Self-energized backup ring for annular sealsINTELLISERV LLC·Filed 2008·Granted Nov 9, 2010·16 cites·15 claims
- 1987US7198118B2Communication adapter for use with a drilling componentINTELLISERV INC·Filed 2004·Granted Apr 3, 2007·42 cites·33 claims
- 2087US7002445B2Loaded transducer for downhole drilling componentsINTELLISERV INC·Filed 2005·Granted Feb 21, 2006·25 cites·15 claims
- 2184US5396965ADown-hole mud actuated hammerNOVATEK·Filed 1989·Granted Mar 14, 1995·91 cites·59 claims
- 2283US6992554B2Data transmission element for downhole drilling componentsINTELLISERV INC·Filed 2003·Granted Jan 31, 2006·29 cites·23 claims
- 2381US7041908B2Data transmission system for a downhole componentINTELLISERV INC·Filed 2004·Granted May 9, 2006·23 cites·56 claims
- 2479US7424928B2Apparatus, system and method for flexibly coupling sensors to a downhole toolCOX DALE·Filed 2005·Granted Sep 16, 2008·20 cites·21 claims
- 2576US7261154B2Conformable apparatus in a drill stringINTELLISERV INC·Filed 2004·Granted Aug 28, 2007·38 cites·20 claims
- 2671US7253671B2Apparatus and method for compensating for clock drift in downhole drilling componentsINTELLISERV INC·Filed 2004·Granted Aug 7, 2007·28 cites·19 claims
- 2768US6991035B2Drilling jar for use in a downhole networkINTELLISERV INC·Filed 2003·Granted Jan 31, 2006·32 cites·24 claims
- 2867US6981546B2Electrical transmission line diametrical retention mechanismINTELLISERV INC·Filed 2003·Granted Jan 3, 2006·30 cites·22 claims
- 2965US7098802B2Signal connection for a downhole tool stringINTELLISERV INC·Filed 2002·Granted Aug 29, 2006·23 cites·20 claims
- 3062US7017667B2Drill string transmission lineINTELLISERV INC·Filed 2003·Granted Mar 28, 2006·25 cites·18 claims
- 3160US7098767B2Element for use in an inductive coupler for downhole drilling componentsINTELLISERV INC·Filed 2004·Granted Aug 29, 2006·21 cites·11 claims
- 3258US7093654B2Downhole component with a pressure equalization passagewayINTELLISERV INC·Filed 2004·Granted Aug 22, 2006·22 cites·14 claims
- 3357US7948395B2Downhole transmission system comprising a coaxial capacitorINTELLISERV LLC·Filed 2007·Granted May 24, 2011·4 cites·18 claims
- 3452US7243717B2Apparatus in a drill stringINTELLISERV INC·Filed 2004·Granted Jul 17, 2007·14 cites·20 claims
- 3551US7069999B2Apparatus and method for routing a transmission line through a downhole toolINTELLISERV INC·Filed 2004·Granted Jul 4, 2006·13 cites·34 claims
- 3647US7303029B2Filter for a drill stringINTELLISERV INC·Filed 2004·Granted Dec 4, 2007·9 cites·19 claims
- 3746US2005285706A1Downhole transmission system comprising a coaxial capacitorHALL DAVID R·Filed 2004·Application pending·0 cites
- 3836US2006062249A1Apparatus and method for adjusting bandwidth allocation in downhole drilling networksHALL DAVID R·Filed 2004·Application pending·0 cites
- 3935US2005115717A1Improved Downhole Tool LinerFiled 2003·Application pending·0 cites
- 4035US2005212530A1Method and Apparatus for Testing Electromagnetic Connectivity in a Drill StringHALL DAVID R·Filed 2004·Application pending·0 cites
- 4135US2005001736A1Clamp to retain an electrical transmission line in a passagewayFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →