Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
12/1999
12/01/1999CN1236895A Phased-array coil, receive signal processing circuit, and MRI apparatus
11/1999
11/30/1999US5995863 Method and an automatic system for obtaining water content and electric-permittivity maps from magnetic resonance images
11/30/1999US5994991 Open magnet having shielding
11/30/1999US5994903 Mobile nuclear magnetic resonance apparatus
11/30/1999US5994902 Chemical shift imaging with spectrum modeling
11/30/1999US5994901 Magnetic resonance logging instrument
11/30/1999US5994900 Test phantom for information systems and method of its use
11/30/1999US5994899 Asymmetrical magneto-impedance element having a thin magnetic wire with a spiral magnetic anisotropy
11/30/1999US5994898 Apparatus and method for measuring instantaneous power using a magneto-optic Kerr effect sensor
11/30/1999US5994891 Electrically small, wideband, high dynamic range antenna having a serial array of optical modulators
11/30/1999US5993566 Magnetic transducers for reading information signals from a magnetic medium and, in particular, to an improved process for fabrication of a spin valve magnetoresistive read sensor.
11/30/1999US5993398 Method of measuring intracranial pressure
11/30/1999US5992741 Magnetic detection of security articles
11/30/1999US5992006 Method for passive control of magnet hemogeneity
11/25/1999WO1999060582A1 A coil for a magnet and a method of manufacture thereof
11/25/1999DE19854713A1 Magnetic field detector for rotation of magnetic body
11/25/1999DE19853482A1 Magnetic detector using giant magnetoresistive effect for rotation information of IC engine
11/25/1999DE19851323A1 Magnetic detector for measuring rotation of IC engine
11/25/1999DE19826994C1 Image generation method for nuclear spin tomography
11/24/1999EP0959366A2 Removal of ghosts due to flow-compensation in MRI
11/24/1999EP0959365A2 MRI shimset and gradient coil with cutout portions formed therein
11/24/1999EP0959364A2 Phased-array coil for MRI and signal processing circuit connected therewith
11/24/1999EP0959363A1 Magnetic resonance arteriography with dynamic,intravenous injection of contrast agents
11/24/1999EP0958503A1 Method of and device for imaging an object by means of magnetic resonance
11/24/1999EP0958502A2 Magnetic sensor
11/24/1999EP0958486A1 Geomagnetic field direction measuring system
11/24/1999EP0896734A4 All-metal, giant magnetoresistive, solid-state component
11/24/1999CN1236111A Earth-quake predictor
11/24/1999CN1236109A MR imaging method and apparatus
11/23/1999US5991179 Power amplifier with multiple, switched output stages, and method and driver for driving the output stages using different pattern signals groups
11/23/1999US5990688 Apparatus and method for evaluation a condition of a magnetic circuit of an electric machine
11/23/1999US5990681 Low-cost, snap-in whole-body RF coil with mechanically switchable resonant frequencies
11/23/1999US5990680 Active acoustic control in quiet gradient coil design for MRI
11/23/1999US5990679 Method using corrective factors for determining a magnetic gradient
11/23/1999US5990678 Non-destructive testing equipment having squid type magnetic sensor
11/23/1999US5990677 Apparatus and methods for obtaining increased sensitivity, selectivity and dynamic range in property measurement using magnetometer
11/23/1999US5990625 LCD having noise counteracting parallel resonant circuit
11/23/1999US5989827 Determination of three-dimensional structure; complexing; drug screening
11/23/1999US5989691 Magnetic element
11/23/1999US5989690 Magnetoresistance effect film, a method of manufacturing the same, and magnetoresistance effect device
11/23/1999US5989520 Biotinylated lipid coated emulsion containing a paramagnetic element and a fluorochemical
11/23/1999US5987672 Components of a plastic material for use in a magnetic resonance apparatus
11/18/1999WO1999058994A1 Magnetic multilayer sensor
11/18/1999WO1999058069A1 Puncturing device for tomography methods
11/18/1999WO1999037039A3 A multi-frequency voltage regulating circuit incorporating a magnetic field sensor and programmable magnetic field detection
11/17/1999EP0957369A1 Magnet structure, particularly for nuclear magnetic resonance imaging machines
11/17/1999EP0957368A2 RF coils for magnetic resonance imaging
11/17/1999EP0957333A1 Correlation sample for scanning probe microscope and method of processing the correlation sample
11/17/1999EP0956510A1 Magnetic resonance apparatus provided with force-optimized gradient coils
11/17/1999CN1235323A Method and apparatus for analyzing image structures
11/17/1999CN1235278A Permanent magnet for NMR imaging instrument
11/17/1999CN1235237A Dual-wait time NMR processing for determing apparent T1/T2 ratios, total porosity and bound fluid porosity
11/16/1999US5987348 ECG triggered MR imaging method and apparatus
11/16/1999US5987195 Fiber optics apparatus and method for accurate current sensing
11/16/1999US5986858 Ferromagnetic tunnel-junction magnetic sensor utilizing a barrier layer having a metal layer carrying an oxide film
11/16/1999US5986839 Electronic magnetoresistive sensor biasing using a transducer equivalent circuit and current sources
11/16/1999US5986550 Method for labeling, verification and/or identifying and device for implementing the method
11/16/1999US5986531 Electromagnetic shielding device for nuclear magnetic resonance apparati
11/16/1999US5986455 Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance
11/16/1999US5986454 Quadrature elliptical birdcage coil for NMR
11/16/1999US5986453 AC magnetic susceptibility control of superconducting materials in nuclear magnetic resonance (NMR) probes
11/16/1999US5986280 Planar magnetic sensor comprising a SQUID made of superconducting thin film
11/16/1999US5985471 Ferromagnetic, dielectric and gallium arsenide intermetallic semiconductor layers; irradiating circularly polarized light
11/16/1999US5985356 Screening
11/16/1999US5985244 Suspension of a biocompatible polymer selected from the group consisting of polygalacturonic acid, polyglucuronic acid, polymannuronic acid and hyaluronic acid,
11/16/1999US5985162 Method for forming soft adjacent layer (SAL) magnetoresistive (MR) sensor element with electrically insulated soft adjacent layer (SAL)
11/16/1999US5983724 Shock sensor with rotating magnetorestrictive effect element
11/16/1999CA2170640C Nmr system for measuring polymer properties
11/11/1999WO1999057571A1 Magnetic sensor using optical fiber
11/11/1999WO1999057570A1 Dual funcion field sensor
11/11/1999DE2858700C2 Multiple quantum transitions detection
11/11/1999DE19851839A1 Magnetic detector for use with a toothed magnetic material rotating device to determine the angle of rotation
11/11/1999DE19820526A1 Process for correction of reading errors of remote course indicators for a compass placed on a ship or vehicle
11/11/1999CA2330088A1 Optical fiber magnetic sensor
11/10/1999EP0955556A2 Chost artifact reduction in fact spin echo MRI sequences
11/10/1999EP0955555A2 Cryocooler with a superconducting sleeve for a helium recondensing magnetic resonance imager
11/10/1999EP0955554A2 Multi-frequency magnetic resonance imaging
11/10/1999EP0955044A2 Method of inhibiting bacterial or fungal growth using a complexing agent
11/10/1999EP0954754A1 Magnetic field sensor and method for making same
11/10/1999EP0584112B1 Apparatus for in-line analysis of flowing liquid and solid materials by nuclear magnetic resonance
11/10/1999CN1234508A Quick self-rotary echo-pulse series for diffusion weighted imaging
11/09/1999US5982260 MRI magnets
11/09/1999US5982179 NMR circuit-switch
11/09/1999US5982178 Method and apparatus for sensing a desired component of an incident magnetic field using magneto resistive elements biased in different directions
11/09/1999US5982177 Magnetoresistive sensor magnetically biased in a region spaced from a sensing region
11/09/1999US5982176 Geomagnetic direction sensor
11/09/1999US5982175 Magnetic sensor with CMOS multivibrator
11/09/1999US5982174 External cavity fiber Fabry-Perot magnetometer
11/09/1999US5982172 Method of detecting plastic deformation in steel using a differential type magnetic field sensor
11/09/1999US5982171 Sensing device for detecting the angular displacement and relative position of a member of magnetic material
11/09/1999US5982054 Magnetostrictive device
11/04/1999WO1999056381A1 Vertical hall effect sensor and brushless electric motor with a vertical hall effect sensor
11/04/1999WO1999056293A2 Open unipolar magnetic structure
11/04/1999WO1999056156A1 Geometric distortion correction in magnetic resonance imaging
11/04/1999WO1999056074A2 Element comprising a layer structure and a current-directing means
11/04/1999WO1999055230A1 Hyaluronan-based imaging agents
11/04/1999WO1999055229A1 Magnetic resonance tomograph
11/04/1999WO1999040574A3 Arrangement for reading information from a magnetic record carrier
11/04/1999WO1999034189A8 Process and device to solidify and thaw a polarized gas comprising xenon
11/04/1999DE19913547A1 Method of approximately determining stimulations generated by NMR device