Patents
Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929)
08/2008
08/13/2008CN100410681C Nuclear magnetic resonance measuring device for wellbore
08/13/2008CN100410675C Power cable damage synchronous magnetic field directioning positioning method
08/12/2008US7412275 Susceptometer for non-invasive iron level measurement in a body
08/12/2008US7411517 Apparatus and method for providing communication between a probe and a sensor
08/12/2008US7411512 Tracking the geographic location of an animal
08/12/2008US7411399 Electromagnetic survey system with multiple sources
08/12/2008US7411398 MRI apparatus using periodic gradients which change in periodicity within each repetition, in one spatial direction
08/12/2008US7411397 Method and apparatus of slice selective magnetization preparation for moving table MRI
08/12/2008US7411396 Method and system of magnetic resonance spectroscopy with volume element dissection
08/12/2008US7411395 Apparatus and method for NMR tomography acquisition with local magnetic field gradients in connection with local receiver coils
08/12/2008US7411394 Method for imaging diffusion anisotropy and diffusion gradient simultaneously
08/12/2008US7411393 Method and system for fiber tracking
08/12/2008US7411392 Parametric nuclear quadrupole resonance spectroscopy system and method
08/12/2008US7411390 High resolution inductive sensor arrays for UXO
08/12/2008CA2497220C Method and apparatus to detect an external source
08/12/2008CA2413115C Nuclear magnetic resonance tool with active rf spoiler antenna
08/09/2008CA2589382A1 Method and apparatus for locating subterranean optical fiber
08/07/2008WO2008094256A1 Systems and methods having radially offset antennas for electromagnetic resistivity logging
08/07/2008WO2008092205A1 Method and apparatus for analysing geological features
08/07/2008WO2008070509A3 Downhole power source
08/07/2008WO2008070239A3 Increasing the resolution of electromagnetic tools for resistivity evaluations in near borehole zones
08/07/2008WO2008008127A3 Method to maintain towed dipole source orientation
08/07/2008US20080189042 Method Of Sea Electrical Survey Of Oil And Gas Deposits And Apparatus Complex For Its Realization 'VesoTem'
08/07/2008US20080186024 Apparatus and method for measuring cased hole fluid flow with nmr
08/07/2008US20080186010 Locating Device
08/07/2008CA2677105A1 Method and apparatus for analysing geological features
08/07/2008CA2674535A1 Gravity survey data processing
08/07/2008CA2648111A1 Systems and methods having radially offset antennas for electromagnetic resistivity logging
08/06/2008EP1953570A1 A downhole telemetry system
08/06/2008EP1953569A1 Contact detection device and trapping prevention device
08/06/2008EP1057047B1 Method and apparatus for nuclear magnetic resonance measuring while drilling
08/06/2008CN201096897Y White ant detector
08/06/2008CN101236860A Sensor device, and portable communication terminal and electronic device using the sensor device
08/06/2008CN101236258A Foreign object detection sensor
08/06/2008CN101236188A Soil moisture wireless measuring apparatus
08/06/2008CN101235715A Logging method for recognizing hydrocarbon reservoir in air medium and instrument
08/06/2008CN100409024C NMR spectrum analysis by means of gradient field NMR
08/05/2008US7409321 Method and system for analyzing multi-variate data using canonical decomposition
08/05/2008US7408355 Borehole conductivity simulator verification and transverse coil balancing
08/05/2008US7408354 Phantom for evaluating magnetic resonance spectroscopy performance
08/05/2008US7408353 Cooled NMR probe head which can be coupled
08/05/2008US7408352 Magnetic resonance unit
08/05/2008US7408351 RF coil and magnetic resonance imaging apparatus
08/05/2008US7408350 System for monitoring a quench tube of a superconducting magnet in an MRT apparatus
08/05/2008US7408349 Configurable matrix receiver
08/05/2008US7408348 Hand operated device for controlling characteristics of an MRI image, and the like
08/05/2008US7408347 Highly constrained magnetic resonance spectroscopy image reconstruction method
08/05/2008US7408346 Simultaneous phase cycling for nuclear magnetic resonance spectroscopy
08/05/2008US7408345 Generalized MRI reconstruction with correction for multiple image distortion
08/05/2008CA2183742C Detection of electromagnetic fields
08/05/2008CA2172440C A method and apparatus for locally measuring flow parameters of a multiphase fluid
07/2008
07/31/2008WO2008092054A2 Borehole conductivity simulator verification and transverse coil balancing
07/31/2008WO2008090006A1 A downhole telemetry system
07/31/2008WO2008073511A3 Technique and apparatus to track and position electromagnetic receivers
07/31/2008WO2008073423A3 Accelerated dynamic magnetic resonance imaging in the presence of motion and other time-related disruptions
07/31/2008WO2008073375A3 Compact underwater electromagnetic measurement system
07/31/2008WO2008060943A3 System and method for hidden object detector with level
07/31/2008WO2008008346A3 Method and apparatus for building a tilted antenna
07/31/2008WO2007135359A3 Electromagnetic surveying
07/31/2008US20080183391 Method for Acquiring and Interpreting Transient Electromagnetic Measurements
07/31/2008US20080183390 NMR Echo Train Compression
07/31/2008US20080180105 Current lead of superconducting magnet of magnetic resonance system
07/31/2008US20080180097 Mri apparatus
07/31/2008US20080180095 Method and related device for estimating the currents flowing in windings of a poly-phase electrical load at a certain instant
07/31/2008US20080179522 Hand-held metal detector
07/31/2008DE19641392B4 Sensor Sensor
07/31/2008DE102004048170C5 Kanalinspektionsfahrzeug und Verfahren zur Kanalinspektion Sewer inspection vehicle and method for sewer inspection
07/31/2008DE102004008343B4 Anlage zur Untersuchung von Objekten mittels magnetischer Resonanz System for the study of objects by means of magnetic resonance
07/31/2008CA2676071A1 A downhole telemetry system
07/31/2008CA2675777A1 A method for electrical investigation of a borehole
07/30/2008EP1949138A1 Method for phase and amplitude correction in controlled source electromagnetic survey data
07/30/2008EP1949137A1 A method for hydrocarbon reservoir mapping and apparatus for use when performing the method
07/30/2008EP1949023A1 Magnetic field position sensor and method of use
07/30/2008EP1948016A2 A self-fastening cage surrounding a magnetic resonance device and methods thereof
07/30/2008EP1794413A4 Apparatus and method for wireline imaging in nonconductive muds
07/30/2008EP1728103A4 System for measuring formation resistivity through an electrically conductive wellbore casing
07/30/2008EP1238483B1 Method for compensating for remote clock offset
07/30/2008CN101233427A Locating device
07/30/2008CN101233426A Detection stabilization system for rfid system, detection stabilization method, and program for detection stabilization
07/29/2008US7405692 Detecting concealed objects at a checkpoint
07/29/2008US7405568 Method and apparatus for digital quadrature lock-in detection in magnetic resonance
07/29/2008US7405567 Tuning low-inductance coils at low frequencies
07/29/2008US7405566 RF pulse applying method and MRI apparatus
07/29/2008US7405565 MRI apparatus and method for performing spatial selective saturation
07/29/2008US7405564 Sub-sampled moving table MRI for at least two adjacent fields of view
07/29/2008US7405563 Compensation of magnetic influence in a MWD system
07/29/2008CA2208070C An impulse radar with swept range gate
07/24/2008WO2008088335A1 Simultaneous relaxation time inversion
07/24/2008WO2008087385A2 Detector systems
07/24/2008US20080177475 Distance determination from a magnetically patterned target well
07/24/2008US20080174313 Flow Measurement Using NMR
07/24/2008CA2675587A1 Detector systems
07/23/2008EP1947480A1 A method and apparatus for electrical investigation of a borehole
07/23/2008EP1947479A1 A tool for electrical investigation of a borehole
07/23/2008EP1946234A2 Method and apparatus for utilizing time division multiple waveform transmitting
07/23/2008EP1946153A1 Measuring device and method for locating objects enclosed in a medium, using high-frequency electromagnetic signals
07/23/2008EP1946152A2 Displaced electrode amplifier
07/23/2008EP1946151A2 Apparatus and method for guiding energy in a subsurface electromagnetic measuring system
07/23/2008EP1946150A2 Method and apparatus for high-gain magnetic resonance imaging
07/23/2008EP1532473A4 Methods and devices for analysis of sealed containers