Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
12/1987
12/22/1987US4714886 Magnetic resonance analysis of substances in samples that include dissipative material
12/22/1987US4714885 Magnetic resonance imaging
12/22/1987US4714884 Method of eliminating effects of spurious NMR signals caused by imperfect 180 degree RF pulses
12/22/1987US4714883 Method and apparatus for obtaining localized NMR spectra
12/22/1987US4714882 Two-dimensional nuclear magnetic resonance spectroscopy method
12/22/1987US4714881 Nuclear magnetic resonance borehole logging tool
12/22/1987US4714880 Wide frequency pass band magnetic field detector
12/22/1987US4714607 NMR contrast agents
12/22/1987US4714081 Methods for NMR angiography
12/16/1987EP0249383A2 High speed spinner for NMR spectrometer
12/16/1987EP0249298A2 Surface coil for high frequency magnetic fields in nuclear spin examinations
12/16/1987EP0248924A1 Method for determining the turnover of organic material in living tissue and NMR spectrometer for performing this method
12/16/1987EP0248923A1 Method for the determination of iron stores in organic tissue and NMR spectrometer for performing this method
12/16/1987EP0248897A1 Method and apparatus for magnetic transducing
12/15/1987US4713616 Nuclear magnetic resonance imaging apparatus
12/15/1987US4713615 Quantization error reduction method for phase encode gradient in NMR imaging
12/15/1987US4713614 Method of correcting the phase and shading in a nuclear magnetic resonance tomographic device
12/15/1987US4712560 Apparatus and method of acquiring physiological gating signals for magnetic resonance imaging of moving objects
12/09/1987EP0248635A2 Magnetic field sensor coil
12/09/1987EP0248517A2 Apparatus comprising Raman-active optical fiber
12/09/1987EP0248469A2 Nuclear spin tomography method
12/09/1987EP0248159A1 Current limit sensor for protected electrical devices
12/09/1987EP0248155A1 Antenna system for exciting and/or receiving high frequency fields in a nuclear spin tomography device
12/09/1987EP0248039A1 Nmr measurement by controlling the effective magnetic field.
12/09/1987CN86103661A Measuring head for inductive measurement of thickness of insulating layer on electric conductor
12/08/1987US4712144 Method and apparatus for reading recorded data by a magnetoresistive head
12/08/1987US4712069 Magnetic resonance imaging apparatus including two orthogonal r.f. coils
12/08/1987US4712068 RF coil arrangement for NMR examination apparatus
12/08/1987US4712067 R.F. coil system for generating and/or receiving alternating magnetic fields
12/08/1987US4712066 Method for the selective excitation of a volume in an object
12/08/1987US4712065 Magnetic field sensors, in particular optical fiber magnetometers
12/08/1987US4712064 Magnetoresistive sensor for detecting position or speed of a ferromagnetic body
12/05/1987CN86209010U Magnetic detector for detecting underground magnetic substances
12/03/1987WO1987007390A1 Device for measuring the parameters of an underground mineral deposit
12/03/1987WO1987007387A1 Optical fibre apparatus and method
12/01/1987US4710741 Electromagnet arrangements for producing a magnetic field of high homogenity
12/01/1987US4710719 High voltage capacitor wand for high power tuned circuits
12/01/1987US4710718 Spatially selective nuclear magnetic resonance pulse sequences
12/01/1987US4710717 Method for fast scan cine NMR imaging
12/01/1987US4710716 Slice orientation selection arrangement
12/01/1987US4710715 Method of mapping magnetic field strength and tipping pulse accuracy of an NMR imager
12/01/1987US4710714 Method and apparatus for measuring nuclear magnetic properties
12/01/1987US4710713 Nuclear magnetic resonance sensing apparatus and techniques
11/1987
11/26/1987DE3616865A1 Digital magnetometer
11/26/1987DE3616706A1 Antenna device of a nuclear magnetic resonance (NMR) apparatus for exciting and/or receiving radio-frequency fields
11/25/1987EP0246781A2 Magnetic field direction indicating devices
11/25/1987EP0246780A2 Magnetic field direction indicating devices
11/25/1987EP0246460A1 Process for the measurement of alternating electric or magnetic fields and arrangement for carrying out the process
11/25/1987EP0246419A1 SQUID magnetometer for a weak magnetic-field measuring apparatus
11/25/1987EP0246327A1 Method and apparatus for nmr imaging
11/24/1987US4709212 Method of enhancing image signal-to-noise ratio by combining NMR images of differing pulse sequence timing
11/24/1987US4709211 Nuclear magnetic resonance system
11/24/1987US4709145 Method and apparatus for compensating fiber optic lead and connector losses in a fiber optic sensor by using a dual wavelength optical source and matched polarizer
11/24/1987US4709132 Saturation monitoring arrangement and method of control for a frequency-converter welding deivce
11/24/1987CA1229660A1 Magnetic exploration apparatus for boreholes
11/19/1987WO1987007029A1 Interleaved pulse sequence for nmr image acquisition
11/19/1987WO1987007025A1 Device for measuring magnetic particles in a liquid
11/19/1987WO1987006814A1 Table having cradle to which cable is connected
11/19/1987EP0246146A1 Helium magnetometer pumped by a laser
11/19/1987EP0246137A1 Block for the correction of magnetic-field inhomogeneity, and magnet provided with such a block
11/19/1987EP0246136A1 Method for adjusting homogeneity correctors of a magnetic field generated by a magnet
11/19/1987EP0245755A2 Electromagnet system for nuclear spin tomography
11/19/1987DE3616749A1 Method for determining the spectral distribution of nuclear magnetisation in a bounded volume
11/18/1987CN87100765A Method and apparatus for non-destructuve materials testing and magnetostructural materials investigations
11/17/1987US4707797 Function generator for NMR system
11/17/1987US4707676 Superconducting magnet
11/17/1987US4707664 QD MRI RE coil using non-homogeneous and non-uniform RF field distribution
11/17/1987US4707663 Nuclear magnetic resonance apparatus using low energy magnetic elements
11/17/1987US4707662 MR-apparatus having a transmission-measuring coil for high frequencies
11/17/1987US4707661 Machine generation of machine-executable state-change instructions for magnetic resonance imaging
11/17/1987US4707660 Fast method and device for determining an NMR distribution in a region of a body
11/17/1987US4707659 Method and device for determining an NMR distribution in a region of a body
11/17/1987US4707658 Method of rapid acquisition of spin resonance data for a spatially resolved investigation of an object
11/11/1987EP0245154A1 Method to calibrate the amplitude of the radiofrequency excitation of an NMR imaging apparatus
11/11/1987EP0244843A2 Coil arrangement for correction of magnetic field
11/11/1987EP0244752A2 Suppression of non-coupled spins in NMR imaging and spectroscopy
11/11/1987EP0244489A1 Method and apparatus for nmr imaging
11/11/1987CN86210216U Test pencil for magnetic wave
11/10/1987US4706138 Amplification of signals produced by a magnetic sensor
11/10/1987US4706057 Magnet of a nuclear spin tomograph
11/10/1987US4706030 Waveform generator for nuclear magnetic resonance apparatus
11/10/1987US4706029 Pulsed gas control for NMR spinner speed adjustment
11/10/1987US4706028 NMR imaging method
11/10/1987US4706027 Method for correcting phase errors in magnetic resonance imaging data
11/10/1987US4706026 For copying colored originals
11/10/1987US4706025 Methods of producing image formation from objects
11/10/1987US4706024 Suppression of non-coupled spins in NMR imaging and spectroscopy
11/10/1987US4706023 Method of reducing artefacts in images formed by means of Fourier zeugmatography
11/10/1987US4705104 Heat exchanger, in particular for a motor vehicle, having a rigid connection between a bundle of tubes and a water box and perforated plate assembly
11/10/1987CA1229139A1 Correction coil assembly for nmr magnets
11/05/1987WO1987006712A1 Reduced noise nmr localization system
11/05/1987WO1987006700A1 Volume selected nmr spectroscopy
11/05/1987WO1987006699A1 A method for performing volume-selected nmr spectroscopy
11/05/1987WO1987006688A1 Method for the temperature compensation of the measure taken by a magnetic sensor
11/04/1987EP0243864A2 Material for simulating living tissue
11/04/1987EP0243669A1 Frame structure for a magnet assembly for use in a magnetic-resonance imaging apparatus
11/04/1987EP0243630A1 Arrangement for the contactless measuring of an electric current in a conductor
11/04/1987CN86103551A Electromagnetic array profiling survey method
11/03/1987USH371 Optical fiber interferometer
10/1987
10/29/1987DE3612970A1 Measurement device for magnetic actuators