Inventor · disambiguated record
Teruhiko Hagiwara
Also filed as: HAGIWARA TERUHIKO
31 granted patents·4 pending applications·1,072 citations·filing 1983–2018
98Inventor score
Files withSHELL OIL CO11HALLIBURTON ENERGY SERV INC10ARAMCO SERVICES CO3HAGIWARA TERUHIKO2SAUDI ARABIAN OIL CO2
Top patents by PatentIndex Score
35 records- 0199US6181138B1Directional resistivity measurements for azimuthal proximity detection of bed boundariesHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Jan 30, 2001·339 cites·35 claims
- 0289US6337568B1System and method for enhanced vertical resolution magnetic resonance imaging logsFiled 2000·Granted Jan 8, 2002·60 cites·30 claims
- 0387US5966013ADetermination of horizontal resistivity of formations utilizing induction-type logging measurements in deviated boreholeHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Oct 12, 1999·97 cites·19 claims
- 0485US5656930AMethod for determining the anisotropic properties of a subterranean formation consisting of a thinly laminated sand/shale sequence using an induction type logging toolHALLIBURTON CO·Filed 1995·Granted Aug 12, 1997·90 cites·33 claims
- 0584US6255819B1System and method for geologically-enhanced magnetic resonance imaging logsHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Jul 3, 2001·64 cites·31 claims
- 0682US7425831B2System and method for locating an anomalySHELL OIL CO·Filed 2005·Granted Sep 16, 2008·14 cites·10 claims
- 0781USD610974STread portion of an automobile tireBRIDGESTONE CORP·Filed 2009·Granted Mar 2, 2010·25 cites·1 claims
- 0880US6211678B1Method for radial profiling of resistivity at multiple depths of investigationHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Apr 3, 2001·67 cites·48 claims
- 0979US7414406B2System and method for locating an anomalySHELL OIL CO·Filed 2005·Granted Aug 19, 2008·11 cites·17 claims
- 1075US4626785AFocused very high frequency induction loggingSHELL OIL CO·Filed 1984·Granted Dec 2, 1986·29 cites·7 claims
- 1174US10161245B2Anisotropy and dip angle determination using electromagnetic (EM) impulses from tilted antennasSAUDI ARABIAN OIL CO·Filed 2016·Granted Dec 25, 2018·1 cites·20 claims
- 1274US9482776B2Interferometric processing to detect subterranean geological boundariesARAMCO SERVICES CO·Filed 2013·Granted Nov 1, 2016·4 cites·19 claims
- 1373US6760666B2Method for determining anisotropic resistivity and dip angle in an earth formationSHELL OIL CO·Filed 2002·Granted Jul 6, 2004·31 cites·6 claims
- 1469US7557581B2Method for imaging subterranean formationsSHELL OIL CO·Filed 2005·Granted Jul 7, 2009·8 cites·11 claims
- 1568US7609065B2System and method for locating an anomalySHELL OIL CO·Filed 2005·Granted Oct 27, 2009·6 cites·24 claims
- 1666US5753813AApparatus and method for monitoring formation compaction with improved accuracyHALLIBURTON ENERGY SERV INC·Filed 1996·Granted May 19, 1998·51 cites·22 claims
- 1765US6366088B1Method to enhance vertical resolution of time-decay log using forward modeling deconvolution of time-decay spectraHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Apr 2, 2002·27 cites·20 claims
- 1864US10774636B2Anisotropy and dip angle determination using electromagnetic (EM) impulses from tilted antennasSAUDI ARABIAN OIL CO·Filed 2018·Granted Sep 15, 2020·0 cites·20 claims
- 1962US9482777B2Transient electromagnetic tool mounted on reduced conductivity tubularBAKER HUGHES INC·Filed 2014·Granted Nov 1, 2016·1 cites·17 claims
- 2062US6253155B1Enhanced vertical resolution for logging tools using walsh-transform deconvolutionHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Jun 26, 2001·34 cites·19 claims
- 2162US6216090B1Interferometric processing method to identify bed boundariesHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Apr 10, 2001·34 cites·16 claims
- 2259US10928541B2Logging tool with magnetic source and electric dipole sensor for forward and lateral imagingARAMCO SERVICES CO·Filed 2017·Granted Feb 23, 2021·0 cites·16 claims
- 2359US5468452AQuantitative analysis combining high performance liquid chromatograph and mass spectrometerFiled 1994·Granted Nov 21, 1995·20 cites·4 claims
- 2456US7538555B2System and method for locating an anomaly ahead of a drill bitSHELL OIL CO·Filed 2004·Granted May 26, 2009·14 cites·22 claims
- 2555US10557961B2Logging tool with electric dipole source and magnetic sensor for forward and lateral imagingARAMCO SERVICES CO·Filed 2017·Granted Feb 11, 2020·0 cites·19 claims
- 2655US7746076B2Method for imaging subterranean formationsSHELL OIL CO·Filed 2009·Granted Jun 29, 2010·3 cites·16 claims
- 2754US7425830B2System and method for locating an anomalySHELL OIL CO·Filed 2003·Granted Sep 16, 2008·9 cites·21 claims
- 2849US7135862B2NMR logging using time-domain averagingHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Nov 14, 2006·9 cites·21 claims
- 2948US4529938AHigh frequency induction method for locating the interface between formations having the same resistivitySHELL OIL CO·Filed 1983·Granted Jul 16, 1985·12 cites·4 claims
- 3041US6584407B2Formation resistivity measurement method that eliminates effects of lateral tool motionHALLIBURTON ENERGY SERV INC·Filed 2001·Granted Jun 24, 2003·4 cites·17 claims
- 3141US2011071762A1Method of determining a transient electromagnetic response of a formationHAGIWARA TERUHIKO·Filed 2009·Application pending·0 cites
- 3239US4739255AMethod for analyzing thinly bedded sand/shale formationsSHELL OIL CO·Filed 1986·Granted Apr 19, 1988·8 cites·8 claims
- 3333US2011166842A1Layer stripping methodBANNING-GEERTSMA ERIK JAN·Filed 2009·Application pending·0 cites
- 3430US2007256832A1Method of analyzing a subterranean formation and method of producing a mineral hydrocarbon fluid from the formationHAGIWARA TERUHIKO·Filed 2007·Application pending·0 cites
- 3530US2007108981A1Method and system for determining an electromagnetic response from an earth formation and method of drilling a boreholeBANNING-GEERTSMA ERIK J·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →