Inventor · disambiguated record
Michael Evans
Also filed as: BAKER MICHAEL P · EVANS MICHAEL · EVANS MICHAEL L · EVANS MICHAEL LYNN
39 granted patents·5 pending applications·1,492 citations·filing 1978–2017
98Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP28EVANS MICHAEL6EXTENDED SYST INC3EVANS MICHAEL L2ASSOCIATED PLATING CO1
Top patents by PatentIndex Score
44 records- 0194USD357810SCombined pet brush and container for pesticideEVANS MICHAEL L·Filed 1993·Granted May 2, 1995·57 cites·1 claims
- 0293US5804820AMethod for determining density of an earth formationSCHLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Sep 8, 1998·135 cites·22 claims
- 0392US8664587B2Non-rotating logging-while-drilling neutron imaging toolEVANS MICHAEL·Filed 2010·Granted Mar 4, 2014·27 cites·18 claims
- 0491US5608215AMethod and apparatus for determining density of earth formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 1996·Granted Mar 4, 1997·112 cites·20 claims
- 0591US5539225AAccelerator-based methods and apparatus for measurement-while-drillingSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Jul 23, 1996·86 cites·50 claims
- 0690US8965703B2Applications based on fluid properties measured downholePRAKASH ANKUR·Filed 2011·Granted Feb 24, 2015·24 cites·12 claims
- 0790US7334465B2Integrated logging tool for boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 26, 2008·26 cites·9 claims
- 0889US5473158ALogging while drilling method and apparatus for measuring formation characteristics as a function of angular position within a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Dec 5, 1995·118 cites·74 claims
- 0989US5250806AStand-off compensated formation measurements apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted Oct 5, 1993·130 cites·18 claims
- 1088US5513528ALogging while drilling method and apparatus for measuring standoff as a function of angular position within a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1995·Granted May 7, 1996·122 cites·9 claims
- 1187US10162079B2Neutron-gamma density through normalized inelastic ratioSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Dec 25, 2018·3 cites·20 claims
- 1287US7073378B2Integrated logging tool for boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Jul 11, 2006·53 cites·22 claims
- 1386US5937198AField configurable embedded computer systemEXTENDED SYST INC·Filed 1998·Granted Aug 10, 1999·109 cites·11 claims
- 1484US8637807B2Apparatus and methods for measuring formation characteristicsEVANS MICHAEL·Filed 2010·Granted Jan 28, 2014·6 cites·4 claims
- 1583US5812857AField configurable embedded computer systemEXTENDED SYST INC·Filed 1996·Granted Sep 22, 1998·97 cites·5 claims
- 1681US6648083B2Method and apparatus for measuring mud and formation properties downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Nov 18, 2003·66 cites·41 claims
- 1779US6944548B2Formation evaluation through azimuthal measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Sep 13, 2005·44 cites·23 claims
- 1878US7361886B2Corrections of gamma-ray responsesSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Apr 22, 2008·14 cites·19 claims
- 1977US8868346B2Correction for low porosity effects on neutron gamma densityEVANS MICHAEL·Filed 2011·Granted Oct 21, 2014·5 cites·14 claims
- 2077US7642507B2Apparatus and methods for interlaced density and neutron measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Jan 5, 2010·14 cites·10 claims
- 2177US5767510ABorehole invariant porosity measurement systemSCHLUMBERGER TECHNOLOGY CORP·Filed 1996·Granted Jun 16, 1998·61 cites·47 claims
- 2275US8558165B2Nuclear toolEVANS MICHAEL·Filed 2008·Granted Oct 15, 2013·12 cites·26 claims
- 2369US9052404B2Well-logging apparatus including azimuthally-spaced, noble gas-based detectorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2012·Granted Jun 9, 2015·2 cites·21 claims
- 2467USD336098SBuoyant eyeglass holderEVANS MICHAEL L·Filed 1990·Granted Jun 1, 1993·13 cites·1 claims
- 2566USRE36012EAccelerator-based methods and apparatus for measurement-while-drillingSCHLUMBERGER TECHNOLOGY CORP·Filed 1996·Granted Dec 29, 1998·39 cites·50 claims
- 2662US9671519B2Neutron-gamma density through normalized inelastic ratioTKABLADZE AVTANDIL·Filed 2011·Granted Jun 6, 2017·2 cites·7 claims
- 2762US8645068B2Method and apparatus for determining formation and fluid propertiesEVANS MICHAEL·Filed 2009·Granted Feb 4, 2014·0 cites·16 claims
- 2862US6473899B1Field configurable embedded computer systemEXTENDED SYST INC·Filed 1999·Granted Oct 29, 2002·32 cites·12 claims
- 2962US4201912ASubthreshold neutron interrogator for detection of radioactive materialsUS ENERGY·Filed 1978·Granted May 6, 1980·18 cites·28 claims
- 3060US9175559B2Identification of casing collars while drilling and post drilling using LWD and wireline measurementsDOWLA NAJMUD·Filed 2009·Granted Nov 3, 2015·9 cites·17 claims
- 3158US8918287B2Method of determining density of underground formations using neutron-gamma ray measurementsEVANS MICHAEL·Filed 2010·Granted Dec 23, 2014·1 cites·20 claims
- 3255US8969792B2Apparatus and methods for measuring formation characteristicsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Mar 3, 2015·0 cites·15 claims
- 3353US10502046B2Sensor standoffSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Dec 10, 2019·1 cites·19 claims
- 3450US6285026B1Borehole caliper derived from neutron porosity measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Sep 4, 2001·28 cites·27 claims
- 3548US9268055B2Well-logging apparatus including azimuthally spaced radiation detectorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2012·Granted Feb 23, 2016·0 cites·23 claims
- 3647US2015176402A1Applications Based On Fluid Properties Measured DownholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 3745US2016053608A1Identification of Casing Collars While Drilling and Post Drilling Using LWD and Wireline MeasurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 3844US10139518B2Neutron gamma density correction using elemental spectroscopySCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Nov 27, 2018·0 cites·18 claims
- 3944US7112783B2Neutron measurement method for determining porosity of a formation surrounding a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Sep 26, 2006·7 cites·36 claims
- 4043US2014034822A1Well-logging apparatus including axially-spaced, noble gas-based detectorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2012·Application pending·0 cites
- 4143US2002112954A1Plating rack for plating procedures and processes for making and using sameASSOCIATED PLATING CO·Filed 2002·Application pending·0 cites
- 4242US6903330B2Multi-point subsurface measurement calibrationSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Jun 7, 2005·5 cites·11 claims
- 4342US5086224AAnalysis of nuclear data for determining characteristics of earth formations traversed by a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1990·Granted Feb 4, 1992·14 cites·17 claims
- 4439US2017176634A1Neutron Gamma Density Fast Neutron Correction Using A Direct Fast Neutron DetectorSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →