Inventor · disambiguated record
Dzevat Omeragic
Also filed as: OMERAGIC DZEVAT
65 granted patents·6 pending applications·2,347 citations·filing 1999–2024
99Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP62OMERAGIC DZEVAT2AUZERAIS FRANCOIS M1DAVYDYCHEVA SOFIA1HABASHY TAREK1
Top patents by PatentIndex Score
71 records- 0197US6297639B1Method and apparatus for directional well logging with a shield having sloped slotsSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Oct 2, 2001·213 cites·36 claims
- 0296US9057797B2Multilevel workflow method to extract resistivity anisotropy data from three-dimensional induction measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jun 16, 2015·31 cites·16 claims
- 0396US6594584B1Method for calculating a distance between a well logging instrument and a formation boundary by inversion processing measurements from the logging instrumentSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Jul 15, 2003·137 cites·39 claims
- 0496US6566881B2Shielding method and apparatus using transverse slotsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted May 20, 2003·126 cites·38 claims
- 0595US7366616B2Computer-based method for while-drilling modeling and visualization of layered subterranean earth formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Apr 29, 2008·62 cites·25 claims
- 0695US6969994B2Directional electromagnetic measurements insensitive to dip and anisotropySCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Nov 29, 2005·106 cites·75 claims
- 0795US6573722B2Method and apparatus for cancellation of borehole effects due to a tilted or transverse magnetic dipoleSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Jun 3, 2003·88 cites·9 claims
- 0894US8433518B2Multilevel workflow method to extract resistivity anisotropy data from 3D induction measurementsOMERAGIC DZEVAT·Filed 2010·Granted Apr 30, 2013·32 cites·14 claims
- 0993US9715034B2Method for multi-tubular evaluation using induction measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jul 25, 2017·27 cites·20 claims
- 1093US6541979B2Multi-coil electromagnetic focusing methods and apparatus to reduce borehole eccentricity effectsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Apr 1, 2003·93 cites·29 claims
- 1192US9678239B2System and method for imaging properties of subterranean formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Jun 13, 2017·11 cites·20 claims
- 1292US7536261B2Anti-symmetrized electromagnetic measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 19, 2009·33 cites·13 claims
- 1392US7382135B2Directional electromagnetic wave resistivity apparatus and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Jun 3, 2008·97 cites·31 claims
- 1491US6680613B2Method and apparatus for cancellation of borehole effects due to a tilted or transverse magnetic dipoleSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Jan 20, 2004·56 cites·8 claims
- 1591US6351127B1Shielding method and apparatus for selective attenuation of an electromagnetic energy field componentSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Feb 26, 2002·91 cites·22 claims
- 1690US8489375B2Formation modeling while drilling for enhanced high angle for horizontal well placementOMERAGIC DZEVAT·Filed 2008·Granted Jul 16, 2013·54 cites·39 claims
- 1790US6998844B2Propagation based electromagnetic measurement of anisotropy using transverse or tilted magnetic dipolesSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Feb 14, 2006·78 cites·25 claims
- 1890US6788065B1Slotted tubulars for subsurface monitoring in directed orientationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Sep 7, 2004·78 cites·29 claims
- 1989US9977144B2Nested tubular analysis via electromagnetic loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted May 22, 2018·9 cites·19 claims
- 2089US7202670B2Method for characterizing a subsurface formation with a logging instrument disposed in a borehole penetrating the formationSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Apr 10, 2007·77 cites·60 claims
- 2188US7093672B2Systems for deep resistivity while drilling for proactive geosteeringSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Aug 22, 2006·84 cites·33 claims
- 2288US6556015B1Method and system for determining formation anisotropic resistivity with reduced borehole effects from tilted or transverse magnetic dipolesSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Apr 29, 2003·67 cites·37 claims
- 2387US10036826B2Inversion techniques for real-time well placement and reservoir characterizationSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jul 31, 2018·6 cites·16 claims
- 2487US7925483B2Methods for visualizing distances between wellbore and formation boundariesSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Apr 12, 2011·26 cites·24 claims
- 2586US7991555B2Electromagnetic directional measurements for non-parallel bed formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Aug 2, 2011·21 cites·20 claims
- 2685US8754651B2System and method for imaging properties of subterranean formationsHABASHY TAREK·Filed 2010·Granted Jun 17, 2014·9 cites·5 claims
- 2785US6584408B2Subsurface formation parameters from tri-axial measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Jun 24, 2003·57 cites·21 claims
- 2885US6557794B2Coil shielding method for selective attenuation of an electromagnetic energy field componentSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted May 6, 2003·42 cites·11 claims
- 2984US9134449B2Directional resistivity measurement for well placement and formation evaluationSEYDOUX JEAN·Filed 2011·Granted Sep 15, 2015·7 cites·18 claims
- 3084US7630872B2Methods for visualizing distances between wellbore and formation boundariesSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 8, 2009·22 cites·10 claims
- 3184US6624634B2Borehole current correction methods and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Sep 23, 2003·38 cites·14 claims
- 3284US6380744B2Shielding apparatus for selective attenuation of an electromagnetic energy field componentSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Apr 30, 2002·42 cites·17 claims
- 3383US11656199B2System and method for obtaining and analyzing flux leakage data in the inspection of oil and gas wellsSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted May 23, 2023·3 cites·12 claims
- 3481US6710601B2Borehole current correction for tilted or transverse magnetic dipoles on conductive supportsSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Mar 23, 2004·33 cites·19 claims
- 3581US6630830B2Shielding method and apparatus using flexible stripSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Oct 7, 2003·30 cites·18 claims
- 3681US6597178B1Sensor for detecting the magnetic field in the area of downhole casingSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Jul 22, 2003·46 cites·37 claims
- 3780US6819110B2Electromagnetic resistivity logging instrument with transverse magnetic dipole component antennas providing axially extended responseSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Nov 16, 2004·43 cites·34 claims
- 3879US11306582B2Methods and systems employing look-around and look-ahead inversion of downhole measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Apr 19, 2022·2 cites·33 claims
- 3979US8200437B2Method for borehole correction, formation dip and azimuth determination and resistivity determination using multiaxial induction measurementsDAVYDYCHEVA SOFIA·Filed 2008·Granted Jun 12, 2012·19 cites·10 claims
- 4079US6836218B2Modified tubular equipped with a tilted or transverse magnetic dipole for downhole loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Dec 28, 2004·51 cites·50 claims
- 4175US7239145B2Subsurface electromagnetic measurements using cross-magnetic dipolesSCHLUMBERGER TECHNOLOGY CT·Filed 2004·Granted Jul 3, 2007·37 cites·14 claims
- 4274US11448794B2Two dimensional pixel-based inversionSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Sep 20, 2022·2 cites·23 claims
- 4374US6924646B2System and method for locating a fracture in an earth formationSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Aug 2, 2005·29 cites·38 claims
- 4472US12460534B2Magnetic focusing scheme for flux leakage measurementSCHLUMBERGER TECHNOLOGY CORP·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 4572US7073609B2Apparatus and methods for imaging wells drilled with oil-based mudsSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Jul 11, 2006·30 cites·33 claims
- 4672US6798208B2System and method for locating a fracture in an earth formationSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Sep 28, 2004·26 cites·18 claims
- 4767US6727705B2Subsurface monitoring and borehole placement using a modified tubular equipped with tilted or transverse magnetic dipolesSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Apr 27, 2004·30 cites·36 claims
- 4866US11286763B2Drilling with information characterizing lateral heterogeneities based on deep directional resistivity measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Mar 29, 2022·2 cites·25 claims
- 4966US7759943B2Subsurface electromagnetic measurements using cross-magnetic dipolesSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jul 20, 2010·7 cites·16 claims
- 5064US10267945B2Use of transverse antenna measurements for casing and pipe detectionSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Apr 23, 2019·1 cites·20 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →