Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
09/2002
09/25/2002EP1244118A2 Magnetoresistive element and MRAM using the same
09/25/2002EP1243938A2 Ultra-fast MR imaging with radiofrequency coil arrays (SMASH)
09/25/2002EP1243937A2 Superconducting magnetic sensor heater
09/25/2002EP1243936A2 Squid Magnetometer
09/25/2002EP1243926A2 Diffusion-controlling sensor layer
09/25/2002EP1242832A1 Methods for parallel detection of compositions having desired characteristics by means of mri spectroscopy
09/25/2002EP1242831A2 Magneto-resistive signal isolator
09/25/2002EP1242138A1 Composite guidewire including an axially movable core member
09/25/2002EP1241988A1 Device for compression of the lower extremities for medical imaging purposes
09/25/2002EP1241987A1 Device for compression of the neck spine for medical imaging purposes
09/25/2002CN1371480A NMR polarization monitoring coils, hyperpolarizers with same and methods for determining polarization level of accumdulated hyperpolarized noble gases during production
09/25/2002CN1371000A Completely opened magnetic resonant imaging instrument
09/24/2002US6456523 Ferromagnetic double quantum well tunnel magneto-resistance device
09/24/2002US6456469 Buffer layer of a spin valve structure
09/24/2002US6456468 Magnetoresistance effect element, and magnetoresistance effect sensor and magnetic information recording and playback system using same
09/24/2002US6456078 Nuclear magnetic resonance device
09/24/2002US6456077 Method for generating ferromagnetic shim calibration file
09/24/2002US6456076 Z gradient shielding coil for canceling eddy currents
09/24/2002US6456075 MRI magnet with enhanced patient entry and positioning
09/24/2002US6456074 Quiet gradient coil
09/24/2002US6456073 Data acquisition method of compensation for magnetic field drift, method of compensation for magnetic field drift, and MRI apparatus
09/24/2002US6456072 Method and apparatus for simultaneous acquisition of high resolution NMR spectra from multiple samples
09/24/2002US6456071 Method of measuring the magnetic resonance (=NMR) by means of spin echos
09/24/2002US6456069 Fluxgate magnetic field sensor incorporating ferromagnetic test material into its magnetic circuitry
09/24/2002US6456068 Magnetic impedance element having a highly linear magnetic field detection range
09/24/2002US6455907 Magnetoresistive sensor assembly and method for manufacturing same
09/24/2002US6455178 Exchange coupling film and magnetoresistive element
09/24/2002US6455177 Stabilization of GMR devices
09/24/2002US6454911 Method and apparatus for determining the pass through flux of magnetic materials
09/24/2002CA2223748C Method and system for obtaining higher order gradiometer measurements with lower order gradiometer
09/19/2002WO2002073536A2 Image segmentation
09/19/2002WO2002073229A1 Method for calculating frequency and amplitude modulation for adiabatic electromagnetic pulses
09/19/2002WO2002073228A2 Method for high resolution magnetic resonance analysis using magic angle technique
09/19/2002WO2002073227A2 Magnetic scanning apparatus
09/19/2002WO2002073226A2 Tunnel junction and charge perpendicular-to-plane magnetic recording sensors and method of manufacture
09/19/2002WO2002073217A2 Planar layout for the operation of an rf-squid magnetometer
09/19/2002WO2002072154A1 Paramagnetic nanoparticle
09/19/2002WO2002071993A2 Ear protection and method for operating a noise-emitting device
09/19/2002WO2002071942A1 Magnetic resonance imaging apparatus and static magnetic field generating apparatus used therefor
09/19/2002WO2002071941A1 Magnetic pole, magnet device using the magnetic pole, and magnetic resonance imaging apparatus
09/19/2002WO2002059633B1 Magnetic resonance angiography using undersampled 3d projection imaging
09/19/2002US20020133070 Method for performing magnetic resonance angiography with subtraction of projection images
09/19/2002US20020131219 Data head and method using a single antiferromagnetic material to pin multiple magnetic layers with differing orientation
09/19/2002US20020131218 Magnetic recording GMR read back sensor and method of manufacturing
09/19/2002US20020131217 Multichannel magnetic head using magnetoresistive effect
09/19/2002US20020131215 Tunnel junction and charge perpendicular-to-plane magnetic recording sensors and method of manufacture
09/19/2002US20020131214 Wide bandwidth magnetoresistive sensor and method of making the same
09/19/2002US20020130662 Open type magnetic resonance imaging apparatus
09/19/2002US20020130661 Nuclear magnetic resonance analysis of multiple samples
09/19/2002US20020130660 Method for the operation of a magnetic resonance apparatus, whereby positional changes are acquired with orbital navigator echos
09/19/2002US20020130658 Magnetic head measuring apparatus and measuring method applied to the same apparatus
09/19/2002US20020130339 Magnetoresistance effect device, method of manufacturing the same, magnetic memory apparatus, personal digital assistance, and magnetic reproducing head, and magnetic information reproducing apparatus
09/19/2002DE10125327A1 Transformer protection assembly for use in magnetic resonance sensing system, has magnetic shield which encloses pair of step-up transformers to prevent ambient magnetic flux interference with transformers
09/19/2002DE10120578C1 Magnetic Resonance scanner has detector for spacing of patients body from scanner and position adjuster with limiting values
09/19/2002DE10113131A1 Arrangement for measuring magnetic field strength or local differences therein has sensors whose signal varies with direction of total field acting on it/them relative to preferred direction
09/19/2002DE10109511A1 Verfahren und Gerät zum Gewinnen von Daten für diffusionsgewichtete Magnetresonanz-Bildgebung Method and apparatus for obtaining data for diffusion-weighted magnetic resonance imaging
09/19/2002DE10108947A1 Verfahren und Vorrichtung zum Abgleichen von wenigstens einem visualisierten medizinischen Messergebnis mit wenigstens einem weiteren, eine räumliche Information enthaltenden Datensatz Method and device for matching at least one visualized medical measurement result with at least one further spatial information record containing
09/19/2002DE10107188A1 Vorrichtung zur Langzeitüberwachung starker magnetischer Felder Device for long-term monitoring of strong magnetic fields
09/19/2002DE10051155C2 Inhärent entkoppelte MR-Empfangsspulenanordnung Inherently decoupled MR receiver coil arrangement
09/18/2002EP1241485A2 Overhauser-enhanced NMR
09/18/2002EP1241484A2 Driven equilibrium NMR method
09/18/2002EP1241437A1 Magnetical position sensor, valve stem with magnetic tube ( ring slices )
09/18/2002EP1240509A1 Method and apparatus for making measurements of accumulations of magnetic particles
09/18/2002EP1105744B1 A method for the determination of the critical current for a conductor including superconducting material, and an apparatus for performing the method
09/18/2002CN1369905A Package method for high-correctness high-sensitivity Hall sensor and IC
09/18/2002CN1369689A Declinator with reluctance component
09/18/2002CN1091057C Sol-gel coated polarization vessels
09/17/2002US6453189 Probe for magnetic resonance imaging
09/17/2002US6453188 Method of magnetic resonance imaging
09/17/2002US6453187 Method of employing angle images for measuring object motion in tagged magnetic resonance imaging
09/17/2002US6452765 CoNbTi as high resistivity SAL material for high-density MR
09/17/2002US6452764 Limiting magnetoresistive electrical interaction to a preferred portion of a magnetic region in magnetic devices
09/17/2002US6452763 GMR design with nano oxide layer in the second anti-parallel pinned layer
09/17/2002US6452472 Pole-piece unit, method for assembling the same, and magnetic field generator
09/17/2002US6452394 Transfer of the resonance frequency of the resonance circuit by extra RF frequency combined with the excitation RF pulse
09/17/2002US6452393 Nuclear magnetic resonance birdcage coil with Cassinian oval former
09/17/2002US6452392 Spin resonance spectrometer with protection from reflected harmonics
09/17/2002US6452391 Quiet mode magnetic resonance imaging system and method
09/17/2002US6452389 NMR pulse sequences for increasing the efficiency of acquisition
09/17/2002US6452388 Method and apparatus of using soft non-ferritic magnetic material in a nuclear magnetic resonance probe
09/17/2002US6452387 Catalyzing the transient response in steady-state MRI sequences
09/17/2002US6452386 Magnetoresistance effect element, and magnetoresistance effect sensor and magnetic information recording and playback system using same
09/17/2002US6452385 Electrical measuring instrument having antiferromagnetic, ferromagnetic and nonmagnetic multilayer structures used as magnetic disk heads
09/17/2002US6452382 Encoder provided with giant magnetoresistive effect elements
09/17/2002US6452375 Apparatus for measurement of critical current in superconductive tapes
09/17/2002US6452374 Radio-frequency reception arrangement for a magnetic resonance apparatus
09/17/2002US6452204 Tunneling magnetoresistance transducer and method for manufacturing the same
09/17/2002US6451220 Cobalt ferrite nanoparticles dispersed in ion exchange resins
09/17/2002US6451215 Method of producing magneto-resistive tunnel junction head
09/17/2002US6451026 Dock exchange system for composite guidewires
09/17/2002CA2315372C Method for performing magnetic resonance angiography with dynamic k-space sampling
09/12/2002WO2002071090A1 Static magnetic field correction method and mri system
09/12/2002WO2002071089A2 Multiple tuned birdcage coils
09/12/2002WO2002071088A2 Two-dimensional phase-conjugate symmetry reconstruction for magnetic resonance imaging
09/12/2002WO2002069827A1 Patient frame constructed from composite material
09/12/2002WO2002069808A2 Biopsy apparatus
09/12/2002WO2002069800A1 Magnetic resonance imging apparatus
09/12/2002WO2002054097A3 A spin valve magnetoresistive sensor
09/12/2002WO2002035258B1 Superconductive networks to optimize multiply tuned nmr coils
09/12/2002WO2002018959A3 Calibrating squid channels