Inventor · disambiguated record
Peter Wraight
Also filed as: WRAIGHT PETER · WRAIGHT PETER D · WRAIGHT PETER DAVID
65 granted patents·5 pending applications·1,593 citations·filing 1986–2021
99Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP49BERHEIDE MARKUS2EDWARDS JOHN2PERKINS LUKE T2STOLLER CHRISTIAN2
Top patents by PatentIndex Score
70 records- 0198US7564948B2High voltage x-ray generator and related oil well formation analysis apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Jul 21, 2009·60 cites·7 claims
- 0295US7365307B2Sigma/porosity tools with neutron monitorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Apr 29, 2008·48 cites·31 claims
- 0395US4879463AMethod and apparatus for subsurface formation evaluationSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Nov 7, 1989·146 cites·46 claims
- 0494US7991111B2High voltage x-ray generator and related oil well formation analysis apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2010·Granted Aug 2, 2011·15 cites·9 claims
- 0594US7634059B2Downhole imaging tool utilizing x-ray generatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Dec 15, 2009·40 cites·20 claims
- 0693US7668293B2High voltage x-ray generator and related oil well formation analysis apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Feb 23, 2010·14 cites·16 claims
- 0793US7500388B2Method and apparatus for in-situ side-wall core sample analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Mar 10, 2009·53 cites·22 claims
- 0892US8664587B2Non-rotating logging-while-drilling neutron imaging toolEVANS MICHAEL·Filed 2010·Granted Mar 4, 2014·27 cites·18 claims
- 0992US7507952B2Apparatus and method for fluid density determinationSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Mar 24, 2009·24 cites·33 claims
- 1091US8742328B2Logging-while-drilling tool incorporating electronic radiation generator and method for using sameSIMON MATTHIEU·Filed 2010·Granted Jun 3, 2014·13 cites·8 claims
- 1191US8173953B2Gain stabilization of gamma-ray scintillation detectorSTOLLER CHRISTIAN·Filed 2008·Granted May 8, 2012·26 cites·30 claims
- 1291US7542543B2Apparatus and method for well services fluid evaluation using x-raysSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Jun 2, 2009·22 cites·23 claims
- 1391US5107705AVideo system and method for determining and monitoring the depth of a bottomhole assembly within a wellboreSCHLUMBERGER TECHNOLOGY CORP·Filed 1990·Granted Apr 28, 1992·134 cites·20 claims
- 1490US8975574B2Well-logging tool with azimuthal and spectral radiation detectors and related methodsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Mar 10, 2015·10 cites·17 claims
- 1589US6097786AMethod and apparatus for measuring multiphase flowsSCHLUMBERGER TECHNOLOGY CORP·Filed 1998·Granted Aug 1, 2000·96 cites·51 claims
- 1689US4721853AThermal decay time logging method and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Jan 26, 1988·66 cites·42 claims
- 1787US7817781B2High voltage X-ray generator and related oil well formation analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Oct 19, 2010·14 cites·13 claims
- 1886US4810876ALogging apparatus and method for determining absolute elemental concentrations of subsurface formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 1986·Granted Mar 7, 1989·63 cites·81 claims
- 1985US7639781B2X-ray tool for an oilfield fluidSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Dec 29, 2009·21 cites·28 claims
- 2085US5349184AMethod and apparatus for reducing matrix density effects on porosity measurements during epithermal neutron porosity well loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 1993·Granted Sep 20, 1994·64 cites·50 claims
- 2183US8536517B2Scintillator based radiation detectionBERHEIDE MARKUS·Filed 2010·Granted Sep 17, 2013·7 cites·56 claims
- 2283US7903782B2Apparatus and method for fluid phase fraction determination using x-rays optimized for wet gasSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 8, 2011·9 cites·14 claims
- 2383US5017778AMethods and apparatus for evaluating formation characteristics while drilling a borehole through earth formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 1989·Granted May 21, 1991·64 cites·50 claims
- 2479US9155185B2Electrode configuration for downhole nuclear radiation generatorREIJONEN JANI·Filed 2009·Granted Oct 6, 2015·7 cites·22 claims
- 2578US7684540B2Apparatus and method for fluid phase fraction determination using x-raysSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Mar 23, 2010·21 cites·13 claims
- 2678US4928088AApparatus for extracting recorded information from a logging toolSCHLUMBERGER TECHNOLOGY CORP·Filed 1989·Granted May 22, 1990·62 cites·11 claims
- 2778US4845359AMethods and apparatus for safely handling radioactive sources in measuring-while-drilling toolsSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Jul 4, 1989·23 cites·37 claims
- 2876US11887746B2High voltage supply for compact radiation generatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Jan 30, 2024·0 cites·20 claims
- 2976US6781115B2Subsurface radiation phenomena detection with combined and azimuthally sensitive detectorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Aug 24, 2004·46 cites·27 claims
- 3076US5442173AMethod and system for real-time monitoring of earth formation fracture movementSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Aug 15, 1995·46 cites·32 claims
- 3171US8969793B2Downhole neutron activation measurementSTOLLER CHRISTIAN·Filed 2009·Granted Mar 3, 2015·8 cites·31 claims
- 3271US5912460AMethod for determining formation density and formation photo-electric factor with a multi-detector-gamma-ray toolSCHLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Jun 15, 1999·53 cites·26 claims
- 3371US5051581AMethod and apparatus for epithermal neutron porosity well loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 1990·Granted Sep 24, 1991·46 cites·18 claims
- 3467US11189389B2High voltage supply for compact radiation generatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Nov 30, 2021·0 cites·20 claims
- 3567US5180917ASelf-calibrating proportional counterSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted Jan 19, 1993·35 cites·37 claims
- 3666US9947426B2High voltage supply for compact radiation generatorPERKINS LUKE T·Filed 2010·Granted Apr 17, 2018·1 cites·16 claims
- 3766US4926044AThermal decay time logging method and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted May 15, 1990·27 cites·22 claims
- 3865US8546749B2Intrinsic radioactivity in a scintillator as count rate referenceBERHEIDE MARKUS·Filed 2010·Granted Oct 1, 2013·2 cites·49 claims
- 3964US8907289B2Subatomic particle detector capable of ignoring shock induced countsWRAIGHT PETER DAVID·Filed 2012·Granted Dec 9, 2014·2 cites·28 claims
- 4063US10490312B2High voltage supply for compact radiation generatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Nov 26, 2019·0 cites·12 claims
- 4161US5841135AMethod and apparatus for measuring formation density and the formation photo-electric factor with a multi-detector gamma-gamma toolSCHLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Nov 24, 1998·37 cites·23 claims
- 4261US4814609AMethods and apparatus for safely measuring downhole conditions and formation characteristics while drilling a boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1987·Granted Mar 21, 1989·31 cites·11 claims
- 4360US10271417B2Method and apparatus to identify functional issues of a neutron radiation generatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Apr 23, 2019·1 cites·8 claims
- 4460US9234980B2Mining systems and methodsMATHIEU GILLES·Filed 2011·Granted Jan 12, 2016·2 cites·14 claims
- 4559US10436918B2Integrated coupling of scintillation crystal with photomultiplier in a detector apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Oct 8, 2019·0 cites·20 claims
- 4659US8990020B2Method and apparatus for measuring the vertical separation of two stations in a boreholePFUTZNER HAROLD·Filed 2010·Granted Mar 24, 2015·2 cites·13 claims
- 4757US9880295B2Integrated coupling of scintillation crystal with photomultiplier in a detector apparatusSTEPHENSON KEN·Filed 2011·Granted Jan 30, 2018·1 cites·28 claims
- 4857US4676022ARotatable insect trap deviceWRAIGHT PETER D·Filed 1986·Granted Jun 30, 1987·23 cites·17 claims
- 4955US7432499B2Method and apparatus for detecting while drilling underbalanced the presence and depth of water produced from the formationSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Oct 7, 2008·13 cites·1 claims
- 5055US5910654AApparatus and method for measuring formation density in rugose boreholesSCHLUMBERGER TECHNOLOGY CORP·Filed 1996·Granted Jun 8, 1999·29 cites·11 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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