Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
05/2001
05/03/2001WO2001031360A1 Shim assembly for a magnet and method for making
05/03/2001WO2001031359A1 Improved magnet
05/03/2001WO2001031358A1 Magnet with improved access
05/03/2001WO2001031357A1 Spin-valve sensor
05/03/2001WO2000064003A8 Magnetic resonance imaging guidewire probe
05/03/2001US20010000727 Pulmonary and cardiac vasculature MRI images are obtained by delivering xenon-129 gas to a patient via inhalation, exciting the dissolved phase gas with a large flip angle pulse and generating a corresponding image
05/03/2001US20010000726 Detecting a spatial distribution of at least one noble gas by nuclear magnetic resonance spectrometry and generating a representation of spatial distribution of the noble gas preferably xenone-129 and/or helium -3
05/03/2001US20010000603 Magnetoresistive (MR) sensor element with sunken lead structure
05/03/2001DE19947360C1 Gradient field required value delivery method for magnetic resonance tomography device
05/03/2001DE10041797A1 Thin film magnetic field sensitive sensor, has a linear sensor element, using Hall or magneto-resistive sensors, and a three loop flux antenna with gradiometer properties, arranged so that interference fields are suppressed
05/03/2001CA2388718A1 System and method for enhanced vertical resolution magnetic resonance imaging logs
05/02/2001EP1096478A2 Trilayer seed layer structure for spin valve sensor
05/02/2001EP1096267A2 Correction of DC offset in magnetic resonance imaging signals
05/02/2001EP1096266A1 Thin film capacitor for use with an inductor of a nuclear magnetic resonance probe coil
05/02/2001EP1096265A1 Integrated surface micromachined magnetometer
05/02/2001EP1095289A1 Mr elastography method
05/02/2001EP1095288A1 Integrating magnetic sensor
05/01/2001US6226545 RF coil structure for intra-cavity use in magnetic resonance imaging
05/01/2001US6226538 Magnetic sensor with squid and having superconducting coils formed on sapphire substrate
05/01/2001US6226159 Multilayered pinned layer of cobalt based films separated by a nickel base film for improved coupling field and GMR for spin valve sensors
05/01/2001US6225887 Generation of highly uniform magnetic fields with magnetized wedges
05/01/2001US6225805 Nuclear magnetic resonance apparatus and methods of use and facilities for incorporating the same
05/01/2001US6225804 Correction of DC offset in magnetic resonance imaging signals
05/01/2001US6225803 NMR log processing using wavelet filter and iterative inversion
05/01/2001US6225802 Apparatus for automatic measurement of resistance of integrated MR device
05/01/2001US6225801 Article comprising electronic circuits and devices with magnetically programmable electrical resistance
05/01/2001US6225800 Arrangement for coupling an RF-squid magnetometer to a superconductive tank circuit
04/2001
04/26/2001WO2001029570A1 Permanent magnet and shim design
04/26/2001WO2001028412A1 Magnetic resonance spectroscopy of breast biopsy to determine pathology, vascularization and nodal involvement
04/26/2001WO2000072033A3 Tem resonator for magnetic resonance imaging
04/26/2001DE19949714A1 Magnetically sensitive component used as a sensor element operating according to a spin-valve principle in vehicles comprises two magneto-resistive layer systems with a reference layer, an intermediate layer and a detection layer
04/26/2001DE10038159A1 Magnetic sensor comprises a galvanomagnetic component made up of a number of layers where each layer has its own property and is different from the other layers
04/26/2001DE10014094A1 Hall sensor e.g. magnetometer for measuring magnetic field induction, has Hall element whose electrodes are connected with output terminal of current transducer
04/25/2001EP1094333A2 Phase distribution method and apparatus, phase correction method and apparatus, and magnetic resonance imaging method and apparatus
04/25/2001EP1094332A2 Phase distribution measurement method and apparatus, phase correction method and apparatus, and magnetic resonance imaging apparatus
04/25/2001EP1094331A2 Mri apparatus
04/25/2001EP1094330A2 Apparatus for magnetic resonance imaging and method of designing a gradient coil assembly
04/25/2001EP1094329A2 Magnetic element with improved field response and fabricative method thereof
04/25/2001EP1094328A1 Magnetic field sensor with recurrent filter
04/25/2001EP1093587A2 Method for regulating the magnetization of the bias layer of a magnetoresistive sensor element, sensor element or sensor element system processed according to said method and sensor element and sensor substrate suitable for the implementation of said method
04/25/2001CN1292923A Arrangement for reading information from record carrier
04/25/2001CN1292877A Current measuring devices and method
04/24/2001US6223066 Optical position sensors
04/24/2001US6223065 Automatic coil element selection in large MRI coil arrays
04/24/2001US6222365 Magnetic resonance imaging apparatus and method
04/24/2001US6222364 Method of nuclear quadrupole resonance testing and method of configuring apparatus for nuclear quadrupole resonance testing
04/24/2001US6222363 Switch-mode flux-gate magnetometer
04/24/2001US6222361 Position detecting device using varying width magneto-resistive effect sensor
04/24/2001US6221172 Forming magnetic moments of first and second pinned magnetic layers to have different values; thermally treating pinned magnetic layer while applying magnetic field to first pinned magnetic layer in first direction
04/24/2001US6220084 Detecting fields with a single-pass, dual-amplitude-mode scanning force microscope
04/24/2001CA2117344C Current sensor
04/19/2001WO2001027647A1 Mri rf coils with overlapping regions of sensitivity
04/19/2001WO2001027592A1 Magnetizable bead detector
04/19/2001DE19947539A1 Gradient coil arrangement for magnetic resonance equipment, has pipe-shaped shielding cylinder connected firmly with gradient coil system or is an integral mechanical component of gradient coil system
04/18/2001EP1092985A2 MR imaging method and medical device for use in this method
04/18/2001EP1092984A2 Squid
04/18/2001EP0901638A4 Radiator calibration
04/18/2001CN1291873A Magnetic resonance imaging device
04/17/2001US6219629 Apparatus for combined simulation of electromagnetic wave analysis and circuit analysis, and computer-readable medium containing simulation program therefor
04/17/2001US6219572 Imaging using a contrast agent
04/17/2001US6219571 Magnetic resonance imaging using driven equilibrium fourier transform
04/17/2001US6219570 Active electrical device with an electrical line for operation in the examination volume of a nuclear spin tomography device
04/17/2001US6219275 Magnetic thin film element, memory element using the same, and method for recording and reproducing using the memory element
04/17/2001US6219212 Magnetic tunnel junction head structure with insulating antiferromagnetic layer
04/17/2001US6219211 Current-pinned, current resettable soft AP-pinned spin valve sensor
04/17/2001US6218923 Magnet having shielding
04/17/2001US6218839 Magnetic resonance imaging systems
04/17/2001US6218838 MRI magnet with high homogeneity, patient access, and low forces on the driver coils
04/17/2001US6218837 Magnetic resonance imaging system
04/17/2001US6218836 MRI apparatus with a feedthrough unit provided in the wall of a Faraday cage
04/17/2001US6218835 Accelerating NMR sample thermal equilibration by RF heating
04/17/2001US6218834 Method of shift measurement, method of phase shift correction, and MRI apparatus
04/17/2001US6218831 Low power fluxgate circuit with current balance
04/12/2001WO2001026055A2 Analysis of a tubular structure in medical imaging
04/12/2001WO2001026040A1 Method and apparatus for the early detection of tissue pathology using wavelet transformation
04/12/2001WO2001025810A1 Magnetic resonance imaging method
04/12/2001WO2001025809A1 A method and apparatus for detecting a substance using nuclear resonance
04/12/2001WO2001025808A1 Acoustic liner for mri gradient coils
04/12/2001WO2001025806A1 Method and circuit arrangement for determining the direction of an external magnetic field
04/12/2001WO2001025805A1 Device for high resolution measurement of magnetic fields
04/12/2001WO2001024696A1 Fullerene contrast agent for magnetic resonance imaging and spectroscopy
04/12/2001WO2001024695A1 Nuclear magnetic resonance imaging device and method
04/12/2001DE19954599C1 Electromagnetically-screened input device for display monitor in vicinity of magnetic resonance imaging device has sterile protective glove within interior of electromagnetic screening
04/12/2001DE19948026A1 Schaltung und Verfahren zur Feststellung eines magnetischen Feldes Circuit and method for detecting a magnetic field
04/12/2001DE19947761A1 Verfahren und Schaltungsanordnung zur Feststellung einer Richtung eines äußeren magnetischen Feldes Method and circuit for detecting a direction of an external magnetic field
04/12/2001DE19944452A1 Positionsdetektor mit akustischen Oberflächenwellen A position detector surface acoustic wave
04/12/2001DE19943404A1 Magnetic resonance tomography apparatus
04/12/2001DE19943372A1 Magnetic resonance tomography apparatus with gradient coil system
04/12/2001DE19943128A1 Hall-Sensoranordnung zur Offset-kompensierten Magnetfeldmessung Hall sensor array for offset-compensated magnetic field measurement
04/12/2001DE10044416A1 Switching mode power converter has controller for motor speed control coupled to pair of switches, which activates each of the switches during respective switching cycles
04/12/2001CA2386566A1 A method and apparatus for detecting a substance using nuclear resonance
04/12/2001CA2386214A1 Fullerene contrast agent for magnetic resonance imaging and spectroscopy
04/12/2001CA2323128A1 Squid
04/11/2001EP1090594A1 Puncture needle support tool, RF coil, magnetic resonance signal measuring apparatus, and magnetic resonance imaging apparatus and method
04/11/2001EP1090306A1 Image processing method
04/11/2001EP1090250A1 Hyperpolarized gas transport device and associated transport method
04/11/2001CN1291288A Digital filter pre-charging for transient spectroscopies
04/11/2001CN1291287A Optic measuring method and device using optic wave front polarized rotation of rare earth iron garnet
04/10/2001US6215911 Method for correcting the intensity of an image
04/10/2001US6215631 Magnetoresistive effect film and manufacturing method therefor