Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
05/1993
05/19/1993EP0542414A1 Method of measuring ventricular volumes
05/19/1993EP0541872A1 Magnetic field generating apparatus for MRI
05/19/1993EP0541806A1 Magnetoresistance-effect magnetic sensor
05/19/1993EP0541756A1 Solid state sensor circuit using cmos technology
05/19/1993EP0541696A1 A multiple radio frequency volume resonator for nuclear magnetic resonance
05/19/1993EP0541616A1 ECHO-VOLUMAR IMAGING USING 180o RF PULSES
05/19/1993DE4233809A1 Detector coil for magnetic resonance diagnostic scanner system
05/18/1993US5212677 Defect inspecting apparatus for disc-shaped information recording media
05/18/1993US5212450 Radio frequency volume resonator for nuclear magnetic resonance
05/18/1993US5212449 Resonator for electron spin resonance spectroscopy
05/18/1993US5212448 Nmr pulse sequence with burst rf excitation pulses having separately controlled phase
05/18/1993US5212447 Apparatus and technique for nmr diffusion measurement
05/18/1993US5212446 Garnet
05/18/1993US5212445 Method and apparatus for detection and identification of flaws in a magnetic medium by measuring the width of pulses stored on the medium
05/18/1993US5212388 Method for detecting tracking error in magnetic tapes with using an X-Y stage calibration means
05/18/1993US5211178 Method and apparatus for synchronously detecting a magnetocardiogram and method and apparatus for synchronously adding magnetocardiograms
05/18/1993US5211166 Operative instrument providing enhanced visibility area in MR image
05/13/1993WO1993009532A1 Unshielded magnetoresistive head with multiple pairs of sensing elements
05/13/1993WO1993008733A1 Apparatus for mr imaging and heating tissue
05/12/1993EP0541310A2 Magnetoencephalograph
05/12/1993EP0541024A2 Magnetic field detecting circuit
05/12/1993EP0540733A1 Portable dedicated electron spin resonance spectrometer
05/12/1993EP0540692A1 Miniature high-sensitivity magnetoresistive magnetometer.
05/12/1993CN2132999Y Steel magnetism measuring device for electrical engineering
05/11/1993US5210800 Optical sensor and method for producing the same
05/11/1993US5210512 Magnet assembly
05/11/1993US5210494 Sample head for nuclear magnetic resonance whole-body tomography or localized in-vivo nuclear magnetic resonance spectroscopy
05/11/1993US5210493 Method for embedding wires within a powder metal core and sensor assembly produced by such a method
05/11/1993US5209233 Temperature sensing and control system for cardiac monitoring electrodes
05/11/1993CA1317630C Electro-magnet and method of forming same
05/04/1993US5208537 Method for matching antennas in a nuclear magnetic resonance imaging apparatus
05/04/1993US5208536 Method for slice selection in an NMR MAS solids imaging system
05/04/1993US5208534 Magnetic resonance imaging system
05/04/1993US5208533 Nmr machine with low field and dynamic polarization
05/04/1993US5208324 Paramagnetic compounds
05/04/1993US5207715 Method of detecting cancer by measuring lipid-peroxidation using NMR
05/04/1993US5207224 Magnetic resonance apparatus
05/04/1993US5207223 Apparatus for and method of performing stereotaxic surgery
05/04/1993US5207222 Method and apparatus for measuring temperature of subject
04/1993
04/29/1993WO1993008577A1 Apparatus and method for generating magnetic field, and magnetic material
04/29/1993WO1993008450A1 Thin film compass and method for manufacturing the same
04/28/1993EP0539213A1 Magnetoresistance effect element and magnetoresistance effect sensor
04/28/1993EP0538899A2 Detector for force, acceleration or magnetism with respect to components in multi-dimensional directions
04/28/1993EP0538668A1 Correction of signal distortion in an NMR apparatus
04/28/1993EP0538255A1 Multiple-quantum nmr with frequency-modulated chirp pulses.
04/27/1993USRE34236 Frequency attenuation compensated pneumatic headphone and liquid tube audio system for medical use
04/27/1993US5206593 Real-time control system for NMR spectrometer
04/27/1993US5206592 Detection of explosives by nuclear quadrupole resonance
04/27/1993US5206591 Method for obtaining data in phase-contrast MR angiography
04/27/1993US5206590 Magnetoresistive sensor based on the spin valve effect
04/27/1993US5206589 Method of measuring vector magnetic flux by performing curved surface interpolation with data obtained by plural squid type vector magnetic flux meters, and apparatus for carrying out the same
04/21/1993EP0538072A2 Method and apparatus for detecting superconductor quench and method and apparatus for preventing superconductor quench
04/21/1993EP0537583A1 Inflow MR angiography with spatially variable flip angles
04/21/1993EP0537419A1 Device comprising an integrated magnetic field sensor and first and second magnetic flux concentrator, and method to build into a container of synthetic material a plurality of these devices
04/20/1993US5204789 Low noise voltage-biasing amplifier for magnetoresistive element
04/20/1993US5204629 Automatic aligning mechanism for nuclear magnetic resonance imaging apparatus
04/20/1993US5204628 Electron spin resonance system
04/20/1993US5204627 Adaptive NMR angiographic reprojection method
04/20/1993US5204626 Method for nuclear magnetic resonance measurements on low concentration solutes in solvent
04/20/1993US5204625 Segmentation of stationary and vascular surfaces in magnetic resonance imaging
04/20/1993US5204624 Method of magnetic field measurement including convolution steps in an interpolation operation to determine magnetic flux between points at which magnetic flux has been measured, and apparatus for carrying out the same
04/20/1993US5203332 Magnetic resonance imaging
04/20/1993CA1316596C Bottleneck magnetoresistive element
04/19/1993WO1993007805A1 Rf driving circuit in mr apparatus
04/15/1993WO1993007679A1 Nmr receiver with sigma-delta a/d converter
04/15/1993WO1993007505A1 Device for determining the strength of a magnetic field
04/15/1993WO1993007504A1 Exposure meter for use with induction heat sealing of containers
04/15/1993CA2120938A1 Exposure meter for use with induction heat sealing of containers
04/15/1993CA2120746A1 Nmr receiver with sigma-delta a/d converter
04/14/1993EP0536447A1 Exposure meter for use with induction heat sealing of containers
04/14/1993EP0536288A1 Metal detector.
04/13/1993USRE34219 Sound system
04/13/1993US5202635 Radio frequency volume resonator for nuclear magnetic resonance
04/13/1993US5202634 Double surface coil for a nuclear magnetic resonance apparatus
04/13/1993US5202633 High temperature nmr sample spinner
04/13/1993US5202632 Mri using variable imaging parameter(s) within a single image sequence
04/13/1993US5202631 Magnetic resonance imaging techniques utilizing multiple shaped radiofrequency pulse sequences
04/13/1993US5202630 Thin film SQUID detector including a loop responsive to a magnetic flux component lying in the plane of the thin film
04/13/1993US5202629 Optical magnetic-field sensor having an integrally bonded magnetooptical element, polarizer, analyzer and substrate
04/13/1993US5201312 Antennae for high-resolution magnetic resonance imaging of the eye
04/13/1993US5201311 Spatially-localized chemical-reaction-rate NMR spectroscopic imaging
04/13/1993US5201184 Method and apparatus for precooling the helium tank of a cryostat
04/08/1993DE4200156A1 Vorrichtung zum bestimmen der staerke eines magnetfeldes Apparatus for determining the strength of a magnetic
04/07/1993EP0535735A1 Magnetic resonance apparatus comprising a shielded magnet
04/07/1993EP0535408A2 Apparatus for magnetic field detection
04/07/1993EP0535263A1 SQUID measuring device with means for noise reduction
04/07/1993EP0515572A4 Mri device used for generating pressure waves
04/06/1993US5200703 Anti-interference filter for a gradient coil in a nuclear magnetic resonance imaging apparatus
04/06/1993US5200702 Feed mechanism and method therefor
04/06/1993US5200701 Magnetic resonance imaging apparatus with regulator for reducing eddy current effects
04/06/1993US5200700 Reduction of NMR artifacts caused by time varying linear geometric distortion
04/06/1993US5200699 Evaluation of liquid-containing samples using nuclear magnetic resonance
04/06/1993US5199435 For diagnosing right and left kidneys of a subject
04/06/1993US5199178 Thin film compass and method for manufacturing the same
04/01/1993WO1993006434A1 Process for compensating a magnetic interference field in a vehicle
04/01/1993WO1993006148A1 Copolymers and their use as contrast agents in magnetic resonance imaging and in other applications
04/01/1993WO1993005706A1 Externally moveable intracavity probe for mri imaging and spectroscopy
04/01/1993DE4131947A1 Multichannel SQUID detection device with noise field suppression - has measurement signal generation section and subtraction device for reference signal in each channel
04/01/1993CA2116357A1 Copolymers and their use as contrast agents in magnetic resonance imaging and in other applications
03/1993
03/31/1993EP0534607A1 Magnetic resonance surgery using heat waves produced with a laser fiber or focussed ultrasound