| Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929) |
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| 01/01/2009 | US20090005992 Method and System for Removing Effects of Conductive Casings and Wellbore and Surface Heterogeneity in Electromagnetic Imaging Surveys |
| 01/01/2009 | US20090001989 One row wavelet sensor layout for resistivity imaging |
| 01/01/2009 | US20090001988 Electrical connector interfaced with conductive ink on a cardboard substrate |
| 01/01/2009 | US20090001987 Cable-type electromagnetic receiver system for subsurface exploration |
| 01/01/2009 | US20090001986 Systems and methods for calibrating an electromagnetic receiver |
| 01/01/2009 | US20090001985 Methods for Electromagnetic Measurements and Correction of Non-Ideal Receiver Responses |
| 12/31/2008 | WO2009002816A1 Method of calibrating and azimuthal inductive cross-coil or tilted coil instrument |
| 12/31/2008 | WO2009002764A1 Method and system for removing effects of conductive casings and wellbore and surface heterogeneity in electromagnetic imaging srveys |
| 12/31/2008 | WO2009002763A1 Characterizing an earth subterranean structure by iteratively performing an inversion |
| 12/31/2008 | WO2009002610A1 Shoe scanning using nuclear quadrupole resonance |
| 12/31/2008 | WO2009002001A1 Method for velocity analysis using waveform inversion in laplace domain for geophysical imaging |
| 12/31/2008 | WO2009001408A1 Rfid reader, electronic tag system, and method for transmitting notification data to server |
| 12/31/2008 | WO2008048357A3 Method and appartus for characterizing heavy oil components in petroleum reservoirs |
| 12/31/2008 | EP2008123A2 Measurement while drilling tool and method |
| 12/31/2008 | EP1305653B1 Nuclear magnetic resonance tool with active rf spoiler antenna |
| 12/31/2008 | CN101334484A Three-dimensional high definition electric resistivity exploration and direct imaging method |
| 12/31/2008 | CN101334433A Receiving and adjusting circuit for high-frequency electromagnetic wave test signal |
| 12/31/2008 | CN100447822C Human body detection sensor |
| 12/31/2008 | CN100447581C Method and measuring instrument for locating objects enclosed in a medium |
| 12/31/2008 | CN100447580C Capacitive proximity sensor |
| 12/31/2008 | CA2690817A1 Characterizing an earth subterranean structure by iteratively performing an inversion |
| 12/31/2008 | CA2690373A1 Method for velocity analysis using waveform inversion in laplace domain for geophysical imaging |
| 12/31/2008 | CA2690054A1 In-vitro measurement of catamenial tampon systems |
| 12/31/2008 | CA2689616A1 Method and system for removing effects of conductive casings and wellbore and surface heterogeneity in electromagnetic imaging surveys |
| 12/30/2008 | US7471089 Electrode array for marine electric and magnetic field measurements having first and second sets of electrodes connected to respective first and second cables |
| 12/30/2008 | US7471088 Elimination of the anisotropy effect in LWD azimuthal resistivity tool data |
| 12/30/2008 | US7471087 Compensated NMR probe with high Q value for NMR apparatus |
| 12/30/2008 | US7471086 Magnetic resonance imaging visualization method and system |
| 12/30/2008 | US7471085 Determination of relaxation rate changes for MR molecular imaging |
| 12/30/2008 | US7469838 Detectable components and detection apparatus for detecting such components |
| 12/30/2008 | CA2499797C Method and apparatus using a quadrupole transmitter in a directionally sensitive induction tool |
| 12/30/2008 | CA2368924C Method and apparatus for investigating an area with respect to presence/absence of predetermined geophysical subterranean properties |
| 12/30/2008 | CA2365110C Method for estimating rock petrophysical parameters using temperature modified nmr data |
| 12/30/2008 | CA2306124C Mr imaging method and medical device for use in method |
| 12/30/2008 | CA2288136C Selective polarization matching filter for triggering and maximizing rapid dieletrokinesis response |
| 12/25/2008 | US20080319673 Identifying vegetation attributes from LiDAR data |
| 12/25/2008 | US20080316049 RFID Tag Tracer Method and Apparatus |
| 12/25/2008 | US20080316048 System and method for monitoring a well |
| 12/25/2008 | US20080316027 Security Alarm Blanket |
| 12/25/2008 | US20080315884 Multi-mode oil base mud imager |
| 12/25/2008 | US20080315883 Method of Calibrating an Azimuthal Inductive Cross-Coil or Tilted Coil Instrument |
| 12/25/2008 | US20080315882 Apparatus and System for Well Placement and Reservoir Characterization |
| 12/25/2008 | US20080315873 Method and Apparatus for Measuring Free Induction Decay Signal and Its Application to Composition Analysis |
| 12/25/2008 | US20080314642 Tubular Member Connection |
| 12/24/2008 | WO2008157708A1 Continuous wave nuclear quadrupole resonance spectrometer |
| 12/24/2008 | WO2008156517A1 Scaled plots of electromagnetic data |
| 12/24/2008 | WO2008154679A1 Method and apparatus for detection using magnetic gradient tensor |
| 12/24/2008 | WO2008137064B1 Distance determination from a magnetically patterned target well |
| 12/24/2008 | WO2008132383A3 Device and method for measuring the mass of a magnetic material, and analysis apparatus including such device |
| 12/24/2008 | WO2008121796A3 Receivers and methods for electromagnetic measurements |
| 12/24/2008 | EP2006702A2 Methods suitable for measuring capillary pressure and relative permeability curves of porous rocks |
| 12/24/2008 | EP2005344A2 Two-axial pad formation resistivity imager |
| 12/24/2008 | EP2005220A2 Processing of multi-component induction data in the presence of borehole abnormalities |
| 12/24/2008 | EP2005219A1 Optimisation of mtem parameters |
| 12/24/2008 | EP2005217A2 Method and apparatus for determining formation resistivity ahead of the bit and azimuthal at the bit |
| 12/24/2008 | EP1920273A4 Electromagnetic impulse survey apparatus and method utilizing a magnetic component electromagnetic antenna |
| 12/24/2008 | EP1373030B1 Occupant sensor |
| 12/24/2008 | EP1149369B1 Passenger detection system and method |
| 12/24/2008 | CN101329410A Deep sea geomagnetic field survey instrument circuit |
| 12/24/2008 | CN101329409A Metal mineral reserves detector |
| 12/24/2008 | CN101329408A Receiver of underground metal pipeline detector |
| 12/24/2008 | CN101328805A Method and apparatus for measuring free induction decay signal and its application to composition analysis |
| 12/24/2008 | CN100445766C Method and device for determining petrophysical parameters |
| 12/24/2008 | CN100445765C Capacitive transmitter electrode |
| 12/24/2008 | CN100445515C Controllable transceiver unit for collecting stratigraphic data in well |
| 12/24/2008 | CA2689977A1 Method and apparatus for detection using magnetic gradient tensor |
| 12/23/2008 | US7468679 Method and apparatus for mud pulse telemetry |
| 12/23/2008 | US7468678 Downhole telemetry system for wired tubing |
| 12/23/2008 | US7468607 Electric amplifier and method for the control thereof |
| 12/23/2008 | US7468606 Vacuum housing for a magnetic resonance apparatus |
| 12/23/2008 | US7468605 Simultaneous chemical species separation and T2* measurement using MRI |
| 12/23/2008 | CA2489918C Antenna core material for use in mwd resistivity measurements and nmr measurements |
| 12/23/2008 | CA2456347C Interpretation methods for nmr diffusion-t2 maps |
| 12/23/2008 | CA2375435C Signal processsing for object detection system |
| 12/23/2008 | CA2366156C Nuclear magnetic resonance method and apparatus for determining pore characteristics of rocks and other porous materials |
| 12/23/2008 | CA2310623C System and method for electronic inventory |
| 12/23/2008 | CA2260458C Downhole telemetry system and method for remote communication |
| 12/22/2008 | CA2635573A1 Non polarized contacts for resistivity measurements in drill cuttings samples for surface logging while drilling |
| 12/18/2008 | WO2008154295A1 Imaging based on 4-terminal dual-resistor voltage measurements |
| 12/18/2008 | WO2008153656A2 Method of characterizing hydrocarbon reservoir fractures in situ with artificially enhanced magnetic anisotropy |
| 12/18/2008 | WO2008152361A1 Electromagnetic detector for marine surveying |
| 12/18/2008 | WO2008051743A3 Methods and apparatus for subsurface geophysical exploration using joint inversion of steady-state and transient data |
| 12/18/2008 | US20080309514 Data and/or PowerSwivel |
| 12/18/2008 | US20080309346 Electromagnetic detector for marine surveying |
| 12/18/2008 | US20080309345 Tracking Positions of Personnel, Vehicles, and Inanimate Objects |
| 12/18/2008 | US20080309344 Systems and methods useful for detecting presence and / or location of various materials |
| 12/18/2008 | US20080309341 Arrangement For Receiving and/or Transmitting Rf Signals Especially in a Mri System |
| 12/18/2008 | DE102007027152A1 Verfahren und System zur Detektion von Minen A method and system for the detection of mines |
| 12/17/2008 | EP2003473A1 Method and system for detecting mines |
| 12/17/2008 | EP2002288A2 Correction of cross-component induction measurements for misalignment using comparison of the xy formation response |
| 12/17/2008 | EP2002218A1 Fibre optic sensor package |
| 12/17/2008 | EP1740978A4 Method for triggering nmr measurement in an nmr check weighing system |
| 12/17/2008 | CN201166553Y Multipurpose horizontal rule |
| 12/17/2008 | CN101325908A Electromagnetic tracking method and apparatus for compensation of metal artifacts using modular arrays of reference sensors |
| 12/17/2008 | CN101324477A High definition mechanical system of pipe leakage detector |
| 12/17/2008 | CN100443922C Downhole signal source |
| 12/16/2008 | US7467006 Magnetic resonance imaging system and contrast-enhanced angiography |
| 12/16/2008 | US7466136 While-drilling methodology for determining earth formation characteristics and other useful information based upon streaming potential measurements |
| 12/16/2008 | US7466135 Boring technique using locate point measurements for boring tool depth prediction |
| 12/16/2008 | US7466134 Method and apparatus for locating underground cast iron pipe joints |