Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
09/1986
09/24/1986EP0195070A1 Method and apparatus for producing electromagnetic surveillance fields
09/23/1986US4613949 Composite pulses for time reversal in NMR imaging
09/23/1986US4613926 Fiber optic illuminating assembly
09/23/1986US4613837 Multiple feed Rf coils
09/23/1986US4613820 RF shielded room for NMR imaging system
09/23/1986US4613819 Nuclear magnetic resonance imaging apparatus
09/23/1986US4613818 Nuclear magnetic resonance blood flowmeter
09/23/1986US4613817 Superconducting gradiometer coil system for an apparatus for the multi-channel measurement of weak nonstationary magnetic fields
09/23/1986US4613816 For detecting the range and direction of magnetic anomalies
09/23/1986CA1211791A1 Methods for detecting and imaging a temperature of an object by nuclear magnetic resonance
09/16/1986US4612596 Circuit for stabilizing electromagnet coil current of a magnetic resonance imaging device
09/16/1986US4612505 Nuclear magnetic resonance apparatus
09/16/1986US4612504 Method for removing the effects of baseline error components in NMR imaging applications
09/16/1986US4612185 Methods and compositions for enhancing magnetic resonance imaging
09/16/1986CA1211505A1 Method and apparatus for coal analysis and flow measurement
09/16/1986CA1211504A1 Method and apparatus for measuring flow in a pipe or conduit
09/10/1986EP0193783A1 High-frequency antenna system for a nuclear spin tomography device
09/09/1986US4611172 Reception signal processing apparatus in nuclear magnetic resonance diagnostic apparatus
09/09/1986US4611170 Coil apparatus mounted on an axially split spool for indicating wall thickness variations of a length of ferromagnetic pipe
09/09/1986US4611169 Sensor for measuring relative movement between a vehicle and a track by sensing magnetic field distortions
09/09/1986US4611127 Electronic sensor for static magnetic field
09/03/1986EP0192708A1 Nmr tuning procedure.
09/02/1986US4609872 NMR multiple-echo phase-contrast blood flow imaging
09/02/1986US4609871 Temperature compensated optical fiber interferometric magnetometer
09/02/1986US4608991 Method for in-vivo NMR measurements in the human breast to screen for small breast cancer in an otherwise healthy breast
08/1986
08/27/1986EP0191857A1 Solid state generator of perpetual electron precession
08/27/1986EP0191828A1 Solid state nmr probe
08/26/1986US4608535 Independent of temperature variation and external electric fields
08/26/1986US4608155 Particles with different magnetic properties; cleaning
08/26/1986CA1210450A1 Monitoring magnetically permeable particles in admixture with a fluid carrier
08/26/1986CA1210448A1 Nmr instrument and technique utilizing ultrashortened depolarization cycle
08/20/1986EP0191431A2 Method and device for rapid acquisition of spin resonance data for a space-resolved examination of an object
08/20/1986EP0191180A1 Device for imaging of forked body regions using magnetic resonance
08/20/1986EP0191178A1 Saturation-monitoring arrangement for a welding device containing a frequency converter
08/19/1986US4607271 Magnetic field sensor
08/19/1986US4607226 Measuring head and a method for recording high-resolution nuclear resonance signals
08/19/1986US4607225 Apparatus and method for reducing spurious currents in NMR imaging apparatus induced by pulsed gradient fields
08/19/1986US4607224 For analysis of a sample
08/19/1986US4607223 Nuclear magnetic resonance imaging method
08/19/1986US4607222 Imaging region-of-interest in medical NMR observation
08/19/1986US4607221 Nuclear magnetic resonance method and apparatus
08/19/1986CA1210061A1 Nuclear magnetic resonance apparatus having semitoroidal rf coil for use in topical nmr and nmr imaging
08/14/1986WO1986004687A1 Cylindrical electromagnet for an nmr imaging system
08/13/1986EP0190481A1 Nuclear magnetic resonance method and apparatus for remote detection and volumetric measurement of petroleum reserves
08/13/1986CN85205352U High-accuracy magnetic detector
08/12/1986US4605899 Magnetic field sensor using a coaxial line wound into a coil
08/12/1986US4605893 Contactless measurement of electrical properties of wafer shaped materials
08/06/1986EP0189970A1 Superconductor magnet
08/05/1986US4604580 Nuclear magnetic resonance diagnostic apparatus
08/05/1986US4604579 Method and apparatus for enhanced T1 NMR measurements using repetition intervals TR related to one another by integer multiples
08/05/1986US4604578 Nuclear magnetic resonance methods and apparatus
08/05/1986US4604577 Utilizing faraday rotation, thin magnetic garnet film
08/05/1986US4604573 Drift resistant magnet strength signal evaluation circuit
08/05/1986CA1209261A1 Magnetic transducer head utilizing magnetoresistance effect
07/1986
07/30/1986EP0188790A2 Magnetic-field detector
07/30/1986EP0188789A2 Magnetic-field sensor
07/30/1986EP0188788A2 Magnetic-field detector
07/30/1986EP0188771A2 Magnetic-field sensor
07/30/1986EP0188435A1 Magnetoresistive device for measuring magnetic field variations and method for fabricating the same.
07/30/1986CN85109632A Method of generating a motion signal and mri tomography apparatus for performing such a method
07/30/1986CN85100124A Annular laser magnetometer
07/29/1986US4603365 Magnetic detection apparatus
07/29/1986US4603296 Fiber optic DC magnetometer without hysteresis ambiguity
07/29/1986US4602641 Method and apparatus for NMR detection and imaging of flowing fluid nuclei
07/23/1986EP0188389A2 Cryogenic vessel for a superconducting apparatus
07/23/1986EP0188368A2 Concurrent NMR analysis of multiple samples
07/23/1986EP0188145A1 Method of generating and processing NMR signals for an image which is free from distortions due to field inhomogeneities
07/23/1986EP0188052A2 A multiple FIFO NMR acquisition system
07/23/1986EP0188006A2 Method for reversing residual transverse magnetization due to phase-encoding magnetic field gradients,and apparatus
07/23/1986CN85106858A Mutual inductance nmr rf coil matching device
07/22/1986US4602234 Coil arrangements
07/22/1986US4602226 Apparatus for the gated modulation of a radio-frequency carrier signal
07/22/1986US4602214 Methods of producing image information from objects
07/22/1986US4602213 Automatic tuning circuit for nuclear magnetic resonance apparatus
07/22/1986CA1208292A1 Magnetometer with precision aligned sensors
07/22/1986CA1208290A1 Magneto-optical converter
07/16/1986EP0187691A2 Improvements relating to magnets
07/16/1986EP0187389A2 Apparatus for obtaining image information through use of a nuclear magnetic resonance signal
07/15/1986US4600886 Apparatus for orienting a magnetometer
07/15/1986US4600885 Fiber optic magnetometer for detecting DC magnetic fields
07/15/1986US4600883 Apparatus and method for determining the range and bearing in a plane of an object characterized by an electric or magnetic dipole
07/15/1986CA1207838A1 Specification for a magnetic vector potential field detector
07/15/1986CA1207835A1 Baggage inspection apparatus and method for determining the presence of explosives
07/09/1986EP0186998A1 Magnet assembly
07/09/1986EP0186802A2 Optical measurement device
07/08/1986US4599592 Device for holding the housing of a superconducting magnet winding
07/08/1986US4599565 Method and apparatus for rapid NMR imaging using multi-dimensional reconstruction techniques
07/08/1986US4599564 Tubular semiconductor magnetic field sensor and circuits for use therewith
07/08/1986US4599563 Barkhausen noise method for analyzing the anisotropic properties of ferromagnetic steel
07/08/1986EP0120927A4 Nmr imaging apparatus.
07/03/1986WO1986003882A1 Solenoidal magnet with homogeneous magnetic field
07/03/1986WO1986003857A1 Regulation of a magnet field
07/03/1986WO1986003846A1 Optical fibres and methods of manufacture thereof
07/02/1986EP0186392A2 An apparatus and method for unambiguously determining the presence of substances in a sample by NMR and producing an NMR image thereof
07/02/1986EP0186238A2 Method of producing a movement signal and nuclear spin tomograph for such a method
07/02/1986EP0185825A1 Process of magnetic polarisation of moleculs of a solvent by magnetic resonance of a nitroxide radical dissolved in the solvent
07/02/1986CA1207053A Magnetic member detector with compensation for proximate ferromagnetic member
07/01/1986USH94 High stability fiber optic magnetic field sensor with enhanced linear range using magnetic feedback nulling
07/01/1986US4598368 Superposed image display device
06/1986
06/25/1986EP0185194A2 Method for reduction of motion artifacts in fourier transform NMR imaging techniques