Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
05/1998
05/20/1998EP0776477B1 Method and device for the measurement of electric currents in at least two measurement ranges
05/20/1998EP0708927B1 Methods and compositions for image contrast enhancing
05/20/1998CN1182262A Magnetoresistance effect element
05/20/1998CN1182213A Volume spectroscopy having image artifact reduction
05/19/1998US5754085 Ferromagnetic yoke magnets for medical magnetic resonance studies
05/19/1998US5754048 Method and apparatus for precisely controlling the periodic motion of an object
05/19/1998US5754047 Inspection method and apparatus using nuclear magnetic resonance
05/19/1998US5754046 Method for the acquisition and evaluation of data in a nuclear magnetic resonance tomography apparatus via updating K-space data in a constant subregion thereof
05/19/1998US5754044 Magnetooptic system for article defects and flaws detection
05/19/1998US5754043 Driving cores for polar coordinates sensors
05/19/1998US5753207 Use of paramagnetic compounds to measure temperature and pH in vivo
05/14/1998WO1998020358A1 Mr system and invasive device for interventional procedures
05/14/1998WO1998020357A1 Magnetic field sensor
05/14/1998DE19708585A1 Image disturbance source determination method for magnetic resonance arrangement
05/13/1998EP0841576A1 Nuclear magnetic resonance apparatus
05/13/1998EP0841575A2 Magnetic resonance imaging
05/13/1998EP0840898A2 Method and apparatus for broadband decoupling in nuclear magnetic resonance with chirp pulses
05/13/1998CN1181813A Radio-interrogatable current transformer using surface wave tech. for high-voltage installations
05/13/1998CN1181630A Method and apparatus for heat sink
05/13/1998CA2218947A1 Structural analysis and verification of structures of chemical compounds
05/12/1998US5751146 Surface coil for high resolution imaging
05/12/1998US5751145 MR imaging method and apparatus with water signal supression
05/12/1998US5751112 CRT magnetic compensating circuit with parallel amorphous wires in the sensor
05/12/1998US5749834 Intersecting multislice MRI data acquistion method
05/12/1998CA2047378C Optical magnetic-field sensor
05/07/1998WO1998019317A1 Superconducting magnetic device
05/07/1998WO1998019183A1 Formation producibility and water cut from nmr data using isolated pore model
05/07/1998WO1998019175A1 Magnetic resonance apparatus having reduced 'dead time'
05/07/1998DE19645258A1 Position variable appliance for reducing magnetic interference fields
05/07/1998DE19639975C1 Diagnostic and therapeutic equipment e.g. computer tomograph, MRI, shock wave generator radiation diagnosis or therapy
05/07/1998DE19639853A1 Verfahren und Vorrichtung zur Magnetresonanzuntersuchung Method and device for magnetic resonance examination
05/06/1998EP0840136A1 Magnetic resonance imager with helium recondensing
05/06/1998EP0839383A1 Tapered structure suitable for microthermocouples microelectrodes, field emission tips and micromagnetic sensors with force sensing capabilities
05/06/1998EP0839326A1 System and method for performing in vivo imaging and oxymetry and ft microscopy by pulsed radiofrequency electron paramagnetic resonance
05/06/1998CN1181055A The combinatorial Synthesis of novel materials
05/05/1998US5748063 Generating highly uniform electromagnetic field characteristics
05/05/1998US5747997 Spin-valve magnetoresistance sensor having minimal hysteresis problems
05/05/1998US5747996 Device for determining the spatial position of a sensor element which is displacement relative to a reference element
05/05/1998US5747995 Magnetic position measuring device using Hall elements as sensors and method for its operation
05/05/1998US5747986 Array sensors based on the magnetrostrictive delay line technique
05/05/1998US5747859 Magnetic device and magnetic sensor using the same
05/05/1998US5746208 Method of magnetic resonance arteriography using contrast agents
05/05/1998CA2060561C Magnetoresistive sensor based on oscillations in the magnetoresistance
04/1998
04/30/1998WO1998018110A1 Magnetostrictive element for use in a magnetomechanical surveillance system
04/30/1998WO1998007362A3 Planar open magnet MRI system
04/30/1998WO1998007165A3 Magnetic current sensor
04/30/1998DE19643116A1 Method for magneto-resonance research imaging esp nuclear magnetic tomography
04/30/1998DE19639924C1 Thermally insulating material transparent to high-frequency signals for magnetic resonance diagnosis
04/29/1998EP0838690A1 Method of manufacturing a magnetoresistive magnetic sensor and transducer obtained
04/29/1998EP0838036A1 Apparatus for and method of nuclear quadrupole testing of a sample
04/29/1998EP0837641A1 Coatings for production of hyperpolarized noble gases
04/28/1998US5744972 Device and method to measure the complex permeability of thin films at ultra-high frequencies
04/28/1998US5744960 Planar open magnet MRI system
04/28/1998US5744959 NMR measurement apparatus with pulse tube cooler
04/28/1998US5744958 Instrument having ultra-thin conductive coating and method for magnetic resonance imaging of such instrument
04/28/1998US5744957 For use in a nuclear magnetic resonance system
04/28/1998US5744956 Low power magnetometer circuits having zero offset compensation
04/28/1998US5743264 Method of imaging an ankle of a patient
04/23/1998DE19744050A1 Magnetic sensor, e.g. for angular position determination
04/23/1998DE19717283C1 Method of contact free longitudinal and transversal homogeneity examination of critical current density in strip supraconductors
04/23/1998DE19709767C1 Controlling several coupled end stages esp. with gradient amplifier of nuclear resonance tomography
04/23/1998DE19641628A1 Medical examination system esp. combined MR and X=ray appts.
04/23/1998DE19640359C1 Capacitively coupled antenna for diagnostic magnetic resonance device
04/23/1998DE19637732A1 Method of quality control of permanent magnets
04/22/1998EP0837339A1 Planar superconducting MRI magnet
04/22/1998EP0837338A2 RF coil assembly
04/22/1998EP0837337A2 Circuit device for driving magnetometric sensor
04/22/1998EP0836414A1 Method of internal magnetic resonance imaging and spectroscopic analysis and associated apparatus
04/22/1998EP0737319B1 Focal neurographic magnetic resonance imaging system
04/22/1998CN2279616Y Low-frequency magnetic field measuring instrument
04/22/1998CN1179543A Shield for MR system RF coil provided with multiple capacitive channels for RF current flow
04/22/1998CN1179540A Low noise MRI scanner
04/21/1998US5742165 Magnetic resonance apparatus
04/21/1998US5742164 Misalignment compensation for MR gradient coil assembly
04/21/1998US5742163 Magnetic resonance scan calibration and reconstruction technique for multi-shot, multi-echo imaging
04/21/1998US5742162 Magnetic sensing structure
04/21/1998US5742157 Optical fiber magnetic-field sensor
04/21/1998US5742092 Semiconductor structures, methods for controlling their conductivity and sensing elements based on these semiconductor structure
04/21/1998US5741477 Negative contrast agents for magnetic resonance imaging comprising barium sulfate and a clay
04/21/1998CA2049832C Optical magnetic-field sensor and method of producing the same
04/16/1998WO1998009178A3 Method of and apparatus for nuclear quadrupole resonance testing a sample
04/16/1998DE19640057A1 Electric module esp. interventional or diagnostic magneto-resonance device
04/16/1998DE19639941A1 SQUID gradient magnetometer sensor with HTS supra-conductive material esp. for NDE appts. of bio-magnetism instruments
04/15/1998EP0835454A2 Method of and device for the imaging of objects by means of magnetic resonance
04/14/1998US5740101 Time-stable labeling of individual atoms or groups of atoms in the surface of a solid, and the storage of information units in the atomic range
04/14/1998US5739691 Multi-frequency digital low pass filter for magnetic resonance imaging
04/14/1998US5739690 Crossed-loop resonator structure for spectroscopy
04/14/1998US5739689 Superconducting NMR magnet configuration
04/14/1998US5739688 Magnetic resonance imaging method and apparatus employing a static magnetic field having a predetermined inhomogeneity in one spatial direction
04/14/1998US5739687 Magnetic field generating assembly
04/14/1998US5739686 Electrically insulating cantilever magnetometer with mutually isolated and integrated thermometry, background elimination and null detection
04/14/1998US5739431 Miniature magnetometer-accelerometer
04/14/1998US5738938 Stable multilayer comprising one rare earth-transition metal alloy layer; heat resistance
04/14/1998US5738929 Increasing the contact surface between a ferromagnetic layer and a non-magnetic metal film by a textured surface
04/14/1998US5738632 Device for use in combination with a magnetic resonance imaging apparatus
04/14/1998US5738071 Apparatus and method for sensing movement of fuel injector valve
04/14/1998CA2061310C Three axis magnetometer sensor field alignment and registration
04/14/1998CA1339821C Magnetic resonance imaging agents
04/09/1998WO1998014793A1 Magnetic-field sensitive thin film sensor with a tunnel effect barrier layer
04/09/1998WO1998014792A1 Magnetoresistive sensor with temperature-stable zero point