Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
04/1987
04/23/1987DE3537209A1 Measuring instrument for determining the magnetic flux of magnets
04/22/1987EP0219212A1 Quantization error reduction method for phase encode gradient in NMR imaging
04/22/1987EP0219206A2 Phase sensitive detection in multislice magnetic resonance imaging systems
04/22/1987EP0219013A2 Method for homogenizing a static magnetic field over an arbitrary volume
04/22/1987EP0218838A2 Method and apparatus for reducing image artifacts due to periodic signal variations in NMR imaging
04/22/1987EP0218726A1 Method and apparatus for nuclear magnetic resonance for taking picture of cross section
04/21/1987US4660013 Compact whole body resistive magnetic resonance imaging magnet
04/15/1987EP0218290A1 A magnetic resonance apparatus with a decoupling detection surface coil
04/15/1987CN86102131A Multipurpose tesla meter
04/14/1987US4658229 Magnet system providing a region of substantially homogeneous field strength
04/14/1987US4658148 Inspection method for magnetic head utilizing the Kerr effect
04/14/1987US4657197 Cassette tape loader apparatus for testing the presence of magnetic storage medium on a given side of a tape
04/14/1987US4656750 Heading sensor
04/08/1987EP0217578A2 Nuclear magnetic resonance methods and apparatus
04/08/1987EP0217520A2 Gradient field structure and method for use with magnetic resonance imaging apparatus
04/08/1987EP0217196A2 Apparatus and method for initially capturing most significant low spatial frequency NMR imaging data
04/08/1987EP0216925A1 Determination of t1 relaxation times used in automated nuclear magnetic resonance image synthesis.
04/07/1987US4656447 Superconducting filter coils for high homogeneity magnetic field
04/07/1987US4656426 Nuclear magnetic resonance data processing method
04/07/1987US4656425 Method to eliminate the effects of magnetic field inhomogeneities in NMR imaging and apparatus therefor
04/07/1987US4656424 Apparatus and methods for selective excitation
04/07/1987US4656423 Nuclear magnetic resonance diagnostic apparatus
04/07/1987US4656422 Oil well logging tools measuring paramagnetic logging effect for use in open boreholes and cased well bores
04/07/1987US4656421 Magnetic field sensors
04/07/1987US4656420 Method and circuit arrangements for detecting and evaluating faults in recording media having digital signals recorded on one or more tracks
04/07/1987US4655045 Cryogenic vessel for a superconducting apparatus
04/01/1987EP0216657A1 Method of modulating the velocity effect of movable parts of a body in a density measurement by nuclear magnetic resonance
04/01/1987EP0216590A1 Magnetic field screens
04/01/1987EP0216523A2 Process for non-orthogonal NMR imaging
04/01/1987EP0216490A2 Moving material projection imaging system using nuclear magnetic resonance
04/01/1987EP0216404A1 Magnetic resonance imaging apparatus including-homogenizing magnetic elements
04/01/1987EP0216070A1 Instrument for sensing ferromagnetic bodies
04/01/1987EP0216062A1 Magnetoresistive read transducer assembly
04/01/1987CN86104000A Compact whole body resistive magnetic resonance imaging magnet
03/1987
03/31/1987US4654597 Magnetic resonance imaging signal generating system
03/31/1987US4654596 Coil arrangement for NMR examination apparatus
03/31/1987US4654595 Method of analyzing properties of a matter or a magnetic field
03/31/1987US4654594 Method of analysing the structure and characteristics of an object
03/31/1987US4654593 Method for chemical and tomographic analysis of a moving object by nuclear magnetic resonance
03/31/1987US4654592 Concurrent NMR analysis of multiple samples
03/31/1987US4654591 NMR flow imaging using bi-phasic excitation field gradients
03/31/1987CA1219905A1 Nmr measurement on frozen cores
03/25/1987EP0215592A2 Nuclear magnetic resonance imaging methods and apparatus
03/25/1987EP0215547A1 Method and apparatus to compensate for eddy currents in magnetic resonance imaging
03/25/1987EP0215270A1 Method and apparatus for reading recorded data by a magnetoresistive head
03/24/1987US4652827 Nuclear magnetic resonance spectrometer
03/24/1987US4652826 Apparatus and process for generating a homogeneous magnetic field
03/24/1987US4652825 Magnetic coils
03/24/1987US4652824 System for generating images and spacially resolved spectra of an examination subject with nuclear magnetic resonance
03/24/1987CA1219633A1 Magnetic transducer
03/18/1987EP0214186A1 Cylindrical gradient core set for an nmr imaging system.
03/18/1987EP0091429B1 Clad thickness measuring device
03/18/1987CN86105283A Magnetic resonance imaging apparatus including a bird-cage r.f. coil
03/17/1987US4651099 Scan room for magnetic resonance imager
03/17/1987US4651098 Method for imaging nuclear magnetic resonance signals by using non-linear magnetic field gradient
03/17/1987US4651097 Examination method and apparatus utilizing nuclear magnetic resonance
03/17/1987US4651096 Imaging method for nuclear magnetic resonance utilizing balanced gradient fields
03/17/1987US4651095 Methods of producing images by NMR techniques
03/17/1987US4651092 Method of determining dispersion, particle density or viscosity of resin/solvent mixture containing magnetic particles
03/17/1987US4650299 Visual communication system
03/17/1987US4650281 Fiber optic magnetic field sensor
03/17/1987US4649755 Sensor for magnetizable materials
03/11/1987EP0213862A2 Magnet assembly for magnetic resonance imaging and method of manufacture
03/11/1987EP0213858A2 Multiplexed magnetic resonance imaging of volumetric regions
03/11/1987EP0213666A1 Method and apparatus for displaying a single parameter image
03/11/1987EP0213665A1 Magnetic resonance imaging apparatus including a bird-cage r.f. coil
03/11/1987EP0213614A2 Method for obtaining nuclear magnetic resonance information data
03/11/1987EP0213436A1 Operating method of a nuclear magnetic resonance apparatus
03/11/1987EP0213202A1 Apparatus for displaying a scanning schedule in a computer tomographic apparatus
03/10/1987US4649495 Process and device for measuring the initial permeability of ferrimagnetic materials over a wide frequency band
03/10/1987US4649349 Device for automatically compensating the magnetism of drill string members
03/10/1987US4649348 Radio frequency coils for nuclear magnetic resonance imaging systems
03/10/1987US4649347 Method for off-center field-of-view imaging using MR
03/10/1987US4649346 Complex quotient nuclear magnetic resonance imaging
03/10/1987US4649345 NMR imaging method
03/10/1987US4649342 Apparatus using inclined sensor for detecting relative displacement
03/10/1987US4648405 Body probes
03/04/1987EP0212760A2 Circuit arrangement with a load coupled to the output of an amplifier
03/04/1987EP0212738A1 Method and apparatus for producing ultrasound images
03/04/1987EP0212735A1 Method for selectively exciting a volume of a sample
03/04/1987EP0212734A1 Method for obtaining nuclear-magnetic resonance spectra
03/04/1987EP0212716A2 Flexible surface coil for magnetic resonance imaging
03/04/1987EP0212526A2 Method for reducing image artifacts due to periodic signal variations in NMR imaging
03/04/1987EP0212452A2 Measuring apparatus for a SQUID magnetometer
03/04/1987EP0212382A2 Apparatus and method of acquiring physiological gating signals for magnetic resonance imaging of moving objects
03/03/1987US4648004 Methods for detecting a magnetic preorientation in mechanical parts and for magnetizing the parts utilizing such detection method, and an associated device for magnetizing the parts in accordance with these methods
03/03/1987US4647887 Lightweight cladding for magnetic circuits
03/03/1987US4647858 Methods for overcoming transient magnetic field inhomogeneity in nuclear magnetic resonance imaging
03/03/1987US4647857 Flow measurement using nuclear magnetic resonance
03/03/1987US4647856 Method and apparatus for determining mechanical properties of articles by pulse magnetic methods
03/03/1987CA1218597A1 Paramagnetic complex salts, their preparation, and their use in nmr-diagnostics
02/1987
02/26/1987WO1987001208A1 Measurement of capillary flow using nuclear magnetic resonance
02/26/1987WO1987001201A1 Low r.f. dosage magnetic resonance imaging of high velocity flows
02/26/1987WO1987001200A1 Magnetic resonance imaging of high velocity flows
02/26/1987WO1987001199A1 Surface coil system for magnetic resonance imaging
02/25/1987EP0211277A1 Apparatus for nuclear spin tomography
02/25/1987EP0112361B1 Radiofrequency transducer and method of using same
02/25/1987CN85105984A Fast method and device for determining an nmr distribution in a region of a body
02/24/1987US4646046 Shielded room construction for containment of fringe magnetic fields
02/24/1987US4646045 Aperture sized disc shaped end caps of a ferromagnetic shield for magnetic resonance magnets