Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
10/1999
10/06/1999EP0883883A4 Strapped open magnetic structure
10/06/1999CN1230744A Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film
10/05/1999US5963117 Opposed magnet-type magnetic circuit assembly with permanent magnets
10/05/1999US5963034 Electro-optic electromagnetic field sensor system with optical bias adjustment
10/05/1999US5963029 Measuring magnetic properties in media by RMS signal processing and incremental erasure
10/05/1999US5963028 Package for a magnetic field sensing device
10/05/1999US5963026 Method and device for the measurement of electric currents in at least two measuring ranges
10/05/1999US5961848 Process for producing magnetoresistive transducers
10/05/1999CA2063715C Echo planar imaging using 180 pulses
09/1999
09/30/1999WO1999049336A1 Method and apparatus for improvement of magnetic resonance imaging contrast
09/30/1999WO1999038026A3 On-line nmr imaging of a solid or liquid object undergoing continuous translational motion
09/30/1999WO1999034189A3 Process and device to solidify and thaw a polarized gas comprising xenon
09/30/1999WO1999030179A9 Rapid acquisition magnetic resonance imaging using radial projections
09/30/1999DE19905720A1 Fast spin-echo signal pulse-train generating method for diffusion-weighted imaging in medical MRI
09/30/1999DE19812069A1 Power amplifier esp. gradient amplifier of magnetic resonance imaging tomograph
09/29/1999EP0945736A2 Magnetometer
09/29/1999EP0944841A1 Method of and device for determining a temperature distribution in an object by means of magnetic resonance
09/29/1999EP0866670A4 Stereotactic breast biopsy coil and method for use
09/29/1999EP0829019B1 Birdcage resonator
09/29/1999CN1230258A Process for standardising intensity of optical sensors used for measuring periodically oscillating electric or magnetic field intensities
09/28/1999US5959454 Magnet arrangement for an NMR tomography system, in particular for skin and surface examinations
09/28/1999US5959452 Lorentz force magnetometer having a resonator
09/28/1999US5958841 Circuit device for driving a squid magnetometric sensor and evaluating squid characteristics
09/28/1999US5958371 Site specific binding system, nuclear imaging compositions and methods
09/28/1999US5957843 Partial flyback echo-planar imaging
09/23/1999WO1999047940A1 MR METHODS FOR IMAGING PULMONARY AND CARDIAC VASCULATURE AND EVALUATING BLOOD FLOW USING DISSOLVED POLARIZED 129Xe
09/23/1999WO1999047939A1 System and method for identification of hydrocarbons using enhanced diffusion
09/23/1999WO1999047938A1 Current measuring devices and method
09/23/1999WO1999047042A1 A non-invasive method for the detection of intracellular sodium using multiple quantum nmr
09/23/1999DE19911734A1 Quantitative in vivo spectroscopy method for brain using magnetic resonance 2-D spectroscopy
09/23/1999DE19909738A1 Magnetic field sensor e.g. for use as magnetic position sensor for automobile
09/23/1999DE19907152A1 Heart phase magnetic resonance imaging method for medical diagnosis
09/23/1999DE19812285A1 Bildgebendes Verfahren für medizinische Untersuchungen Imaging method for medical examinations
09/23/1999DE19811347A1 Surface defect detector and classifier for magnetic discs
09/23/1999CA2323511A1 Current measuring devices and method
09/23/1999CA2266302A1 Squid formed on a sapphire substrate and method for manufacturing the same
09/22/1999EP0944025A2 Imaging method and apparatus for medical examinations
09/22/1999EP0943929A2 Magnetic resonance apparatus
09/22/1999CN1229475A Fiber optics apparatus and method for accurate current sensing
09/22/1999CN1229196A Sensing device for measuring external magnetic-field direction using magneto-resistance effect sensing device
09/21/1999US5955954 Warning and measuring device for personal protection in electromagnetic fields
09/21/1999US5955883 Method of localized NMR spectroscopy for the measurment of overlapping signal from coupled spin systems
09/21/1999US5955400 SQUID integrated with pickup coils
09/21/1999US5955211 Magnetoresistive film
09/21/1999US5954647 System for medical procedures
09/16/1999WO1999046610A1 Semiconductor magnetic sensor
09/16/1999WO1999045842A1 Solid-state magnetic resonance imaging
09/16/1999WO1999030187A9 Mri with removal of field inhomogeneity artifacts
09/16/1999DE19910209A1 Magnetic instrument predicting earthquakes and indicating typhoon from geo-current phenomenon
09/16/1999DE19810838A1 Sensor substrate for forming magnetoresistive sensors
09/16/1999DE19810837A1 High frequency antenna for diagnostic magnetic resonance appts.
09/16/1999DE19809742A1 Magnetfeldsensor Magnetic field sensor
09/16/1999DE19808929A1 Sensoranordnung Sensor array
09/15/1999EP0941542A1 Apparatus for generating uniform magnetic fields with magnetic wedges
09/15/1999EP0941491A1 Multiple resonance superconducting probe
09/15/1999EP0941483A1 Method of and device for imaging an object by means of magnetic resonance
09/15/1999EP0941482A2 Device for coupling an rf-squid to a super conducting tank circuit
09/15/1999EP0541616B1 ECHO-VOLUMAR IMAGING USING 180o RF PULSES
09/15/1999CN1228291A RF coil apparatus for MR system
09/14/1999US5952831 For delivering sample tubes to a sample inlet hole
09/14/1999US5952830 Octapole magnetic resonance gradient coil system with elongate azimuthal gap
09/14/1999US5952829 Process and device for magnetic resonance examinations
09/14/1999US5952828 Driver device for MR elastography
09/14/1999US5952827 Time varying read and phase gradients where the duration of their overlap varies or the sum of their durations is constant
09/14/1999US5952826 A dimethyl ethers solvent with a dissolved nitroxide radical for improving the stability and resistance to magnetic field gradients over a wide temperature range, dynamic polarization
09/14/1999US5952825 Magnetic field sensing device having integral coils for producing magnetic fields
09/14/1999US5952824 Magnetic detecting apparatus with giant magnetoresistive sensing element and level shifting waveform processing circuit
09/14/1999US5952803 Structural enclosure for machine sensors
09/14/1999US5952734 Apparatus and method for magnetic systems
09/14/1999US5951474 Magnetic resonance imaging apparatus for detecting magnetic resonance signals by radio frequency receiving coils
09/14/1999US5951472 MR system and invasive device for interventional procedures
09/10/1999WO1999045409A1 Nqr testing method and apparatus
09/10/1999WO1999045408A1 Apparatus for and method of nuclear quadrupole resonance testing a sample in the presence of interference
09/10/1999WO1999045407A1 Active control of sound generation in mri gradient coil structures
09/10/1999WO1999045406A1 Magnetic field sensor
09/10/1999WO1999045342A1 Sensor arrangement
09/10/1999WO1999045234A1 A non-rotating sensor assembly for measurement-while-drilling
09/10/1999WO1999044503A1 Method and system for creating three-dimensional images using tomosynthetic computed tomography
09/10/1999WO1999044501A1 Magnetic resonance imaging device
09/10/1999WO1999032897A3 Nmr apparatus and method for non-invasive in vivo testing of a patient's body fluid glucose levels
09/10/1999WO1999008117A3 Thin-film magnetoresistive magnetic field sensor
09/10/1999CA2322500A1 Nqr testing method and apparatus
09/09/1999DE19908433A1 Nuclear magnetic resonance system useful for medical imaging and for component and structural analysis
09/09/1999DE19817228C1 Computer for evaluation of nuclear magnetic resonance tomography data for medical diagnosis
09/09/1999DE19809076A1 Portable magnetic field measuring device for laboratory personnel or NMR tomography apparatus operating personnel
09/09/1999DE19808662A1 Pulse sequence for operating magnetic resonance imaging tomography device
09/08/1999EP0940688A2 NMR logging-while-drilling tool generating an axisymmetric magnetic field having straight contour lines in the resonance region
09/08/1999EP0940687A2 Open magnet with shielding
09/08/1999EP0940686A1 Method for correcting and/or calibrating magnetic fields, particularly intended for magnets in nuclear magnetic resonance imaging equipment
09/08/1999EP0940685A2 Shielded and open superconductive magnet
09/08/1999EP0940684A2 Magnet
09/07/1999US5949668 Power amplifier with multiple switched output stages, and method and driver for operating same
09/07/1999US5949623 Monolayer longitudinal bias and sensor trackwidth definition for overlaid anisotropic and giant magnetoresistive heads
09/07/1999US5948553 Magnetic multilayer structure having magnetoresistance ratio and large magnetic sensitivity based on the giant magnetoresistance effect and process of fabrication thereof
09/07/1999US5948550 Multilayer magnetoresist film; low electrical resistance; improved sensitivity
09/07/1999US5947900 Dynamic scan plane tracking using MR position monitoring
09/07/1999CA2050494C Magnetic resonance imaging method
09/02/1999WO1999044072A1 Micro-power magnetometer
09/02/1999WO1999006854A3 Nuclear quadrupole resonance (nqr) method and probe for emitting rf fields in different directions to distinguish nqr from acoustic ringing induced in a sample
09/02/1999DE19907137A1 Magnetic resonance device with temperature monitoring device