Inventor · disambiguated record
Stephane Vannuffelen
Also filed as: VANNUFFELEN STEPHANE
33 granted patents·5 pending applications·348 citations·filing 2001–2023
97Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP32ACTARIS SAS1DONG CHENGLI1ONESUBSEA IP UK LTD1ROBERTS DAMON RICHARD1
Top patents by PatentIndex Score
38 records- 0197US7379180B2Method and apparatus for downhole spectral analysis of fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 27, 2008·59 cites·14 claims
- 0296US7336356B2Method and apparatus for downhole spectral analysis of fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 26, 2008·41 cites·21 claims
- 0391US7720323B2High-temperature downhole devicesSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted May 18, 2010·48 cites·21 claims
- 0490US7609380B2Real-time calibration for downhole spectrometerSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Oct 27, 2009·22 cites·27 claims
- 0589US7687770B2Methods and apparatus for multi dimension fluorescence spectrum measurement downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 30, 2010·15 cites·24 claims
- 0689US7511813B2Downhole spectral analysis toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Mar 31, 2009·17 cites·30 claims
- 0787US7687769B2Methods and apparatus for multi dimension fluorescence spectrum measurement and correlations downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 30, 2010·12 cites·22 claims
- 0883US7520160B1Electrochemical sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Apr 21, 2009·9 cites·7 claims
- 0982US11603740B2Method for real-time interpretation of pressure transient testSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Mar 14, 2023·2 cites·13 claims
- 1081US7937223B2Downhole fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted May 3, 2011·20 cites·23 claims
- 1180US10900352B2Wireless acoustic communication apparatus and related methodsSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Jan 26, 2021·3 cites·14 claims
- 1279US11149544B2Combined telemetry and control system for subsea applicationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Oct 19, 2021·3 cites·20 claims
- 1378US9790786B2Backbone network architecture and network management scheme for downhole wireless communications systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Oct 17, 2017·3 cites·18 claims
- 1478US7933018B2Spectral imaging for downhole fluid characterizationSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Apr 26, 2011·18 cites·15 claims
- 1576US7929812B2Methods and apparatus for single fiber optical telemetrySCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Apr 19, 2011·14 cites·11 claims
- 1673US9441479B2Mechanical filter for acoustic telemetry repeaterSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Sep 13, 2016·4 cites·20 claims
- 1772US12291964B2Method for real-time interpretation of pressure transient testSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Granted May 6, 2025·0 cites·15 claims
- 1870US8082780B2Methods and apparatus for decreasing a density of a downhole fluidVANNUFFELEN STEPHANE·Filed 2008·Granted Dec 27, 2011·13 cites·27 claims
- 1970US7644611B2Downhole fluid analysis for production loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jan 12, 2010·11 cites·23 claims
- 2068US11293281B2Combined wireline and wireless apparatus and related methodsSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Apr 5, 2022·2 cites·22 claims
- 2168US10711601B2System and method to automate data acquisition in a wireless telemetry systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Jul 14, 2020·1 cites·20 claims
- 2267US8908166B2Methods and apparatus for downhole fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2012·Granted Dec 9, 2014·3 cites·16 claims
- 2366US10337321B1System and method to automate data acquisition in a wireless telemetry systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Jul 2, 2019·1 cites·29 claims
- 2460US2017219455A1In-Line Composition and Volumetric Analysis of Vent Gases and Flooding of the Annular Space of Flexible PipeSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Application pending·0 cites
- 2559US7515774B2Methods and apparatus for single fiber optical telemetrySCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Apr 7, 2009·18 cites·19 claims
- 2659US2017023435A1In-Line Composition and Volumetric Analysis of Vent Gases and Flooding of the Annular Space of Flexible PipeSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Application pending·0 cites
- 2757US2011153225A1In-line composition and volumetric analysis of vent gases and flooding of the annular space of flexible pipeSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Application pending·0 cites
- 2855US7675030B2Logging system and method for in-situ fluids sensing through optical fiber with attenuation compensationSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 9, 2010·2 cites·19 claims
- 2953US6606915B2Method for measuring oscillation frequency of a fluid jet in a fluidic oscillatorACTARIS SAS·Filed 2001·Granted Aug 19, 2003·6 cites·5 claims
- 3050US12323190B2Underwater communication network for autonomous underwater vehiclesONESUBSEA IP UK LTD·Filed 2022·Granted Jun 3, 2025·0 cites·14 claims
- 3148US7750302B2Method and apparatus for detecting naphthenic acidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Jul 6, 2010·1 cites·12 claims
- 3246US9404609B2Flexible pipe terminal end-attachment deviceROBERTS DAMON RICHARD·Filed 2009·Granted Aug 2, 2016·0 cites·7 claims
- 3345US9534494B2Optical window assembliesSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jan 3, 2017·0 cites·15 claims
- 3440US7832501B2Measurement ahead of the drilling bit by analysis of formation cuttings using ultraviolet light to detect the presence of oil or gasSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Nov 16, 2010·0 cites·11 claims
- 3538US2010059221A1Subsea fluid sampling and analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Application pending·0 cites
- 3637US10708869B2Heterogeneous downhole acoustic networkSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Jul 7, 2020·0 cites·26 claims
- 3735US8555696B2Methods of calibrating a fluid analyzer for use in a wellboreDONG CHENGLI·Filed 2008·Granted Oct 15, 2013·0 cites·32 claims
- 3830US2006152383A1Methods and apparatus for electro-optical hybrid telemetryYAMATE TSUTOMU·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →