Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
08/1993
08/24/1993US5239591 Contour extraction in multi-phase, multi-slice cardiac mri studies by propagation of seed contours between images
08/24/1993US5239474 Dipole moment detection and localization
08/24/1993US5239290 Magnetic cores for saturable core measuring devices and methods of manufacturing such cores
08/24/1993US5239276 Superconductive magnet coil arrangement
08/24/1993US5239266 MRI using variable imaging parameter(s) within a single image sequence
08/24/1993US5239265 Display device of bio-electrical, bio-physical phenomena
08/24/1993US5239264 Zero-offset magnetometer having coil and core sensor controlling period of an oscillator circuit
08/24/1993US5237872 Angular velocity sensor
08/19/1993WO1993016375A1 Contrast agents useful for both x-ray and mri
08/19/1993WO1993015768A1 Use of fullerenes in diagnostic and/or therapeutic agents
08/19/1993CA2129035A1 Contrast agents useful for both x-ray and mri
08/18/1993EP0555408A1 High temperature nmr sample spinner
08/18/1993EP0555354A1 Unshielded horizontal magnetoresistive head and method of fabricating same.
08/18/1993EP0489903A4 Rapid pulse magnetic resonance analysis
08/17/1993US5237529 Microstructure array and activation system therefor
08/17/1993US5237300 Located in a cryostat
08/17/1993US5237286 Method and apparatus for generation of high frequency pulses
08/17/1993US5237277 Apparatus for indirect measurement and control of a magnetic gradient field in a nuclear magnetic resonance imaging system
08/17/1993US5237276 Feed mechanism and method therefor
08/17/1993US5237275 Magnetic field correction device
08/17/1993US5237274 Nmr probe
08/17/1993US5237273 Interleaved acquisition of multi-slice NMR data
08/17/1993US5237265 Fiber optics arrangement for measuring the intensity of an electric current
08/17/1993US5236695 MRI image enhancement of bone and related tissue using complexes of paramagnetic cations and polyphosphonate ligands
08/17/1993US5236239 Adapter for a device used to pick up objects
08/17/1993CA1321346C Nmr imaging with paramagnetic polyvalent metal salts of poly-(acid-alkylene-amino)-alkanes
08/12/1993DE4303395A1 Magnetoresistive position detector with optional output characteristic - has single circuit board incorporating reversing module for optional selection of output characteristic
08/12/1993DE4203254A1 NMR probes contg. per:fluoro-tert.butyl gps. - for NMR spectroscopy and nuclear spin tomography
08/11/1993EP0554881A1 Selectable focus magnetometer
08/11/1993EP0554880A2 Compact superconducting magnetometer
08/11/1993EP0554584A1 Magnetic resonance device and signal combination device
08/11/1993EP0309577B1 A method of making an integrally shielded mr magnet
08/11/1993EP0261227B1 Capacitive sensor and metal detector for detecting concealed objects
08/10/1993US5235284 Passive shim arrangement for nuclear magnetic resonance
08/10/1993US5235283 Gradient coil system for a nuclear magnetic resonance tomography apparatus which reduces acoustic noise
08/10/1993US5235282 Magnetic resonance apparatus comprising a superconducting shielding magnet
08/10/1993US5235281 Magnetic resonance imaging system
08/10/1993US5235280 Method for determining optimized radio-frequency pulse shapes for selective excitation in magnetic resonance spectroscopy and imaging
08/10/1993US5235279 MRI using auxiliary insert gradient coil to produce intense auxiliary magnetic gradient pulses
08/10/1993US5235278 Magnetic resonance spectroscopy method and device for performing the method
08/10/1993US5235277 Surface coil for magnetic resonance examinations
08/10/1993US5235276 Rapid pulse magnetic resonance analysis
08/10/1993US5233992 MRI method for high liver iron measurement using magnetic susceptibility induced field distortions
08/10/1993US5233991 Method and apparatus for estimating oxygen saturation of blood using magnetic resonance
08/05/1993WO1993015514A1 A compact superconducting magnet for magnetic resonance imaging
08/05/1993WO1993015413A1 Process and device for offset-compensated magnetic field measurement by means of a hall element
08/04/1993EP0553282A1 Apparatus for stereotoxic surgery and method of control of the apparatus
08/04/1993EP0553273A1 Polymer-deferoxamine-ferric iron adducts for use in magnetic resonance imaging
08/04/1993EP0436579B1 Chelate compositions
08/03/1993USH1218 NMR imaging with varying spatial coupling
08/03/1993US5233516 Method for recording movements inside an object and for showing on an image display the effects of these movements
08/03/1993US5233303 Portable dedicated electron spin resonance spectrometer
08/03/1993US5233302 Masking motion ghost artifacts in NMR images
08/03/1993US5233301 High resolution/reduced slice width magnetic resonance imaging and spectroscopy by signal combination and use of minimum phase excitation pulses
08/03/1993US5233300 Detection of explosive and narcotics by low power large sample volume nuclear quadrupole resonance (NQR)
08/03/1993US5233299 Projection methods for producing two-dimensional images from three-dimensional data
08/03/1993US5233298 Quantitative measurement of blood flow at multiple positions using comb excitation and fourier velocity encoding
08/03/1993US5233190 Fourier transform molecular spectrometer
07/1993
07/29/1993DE4302342A1 Offset compensated measurement of magnetic field with Hall element - involves chip-internal electronic compensation with two measurement phases between which measurement and supply connections are interchanged
07/28/1993EP0553028A1 Resonance magnetometer with optical pumping using a monolithic laser
07/28/1993EP0552890A2 Magnetic sensor
07/28/1993EP0552542A1 Multiple independent mobile imaging gradient coil transport system
07/28/1993EP0552337A1 Nmr pulse sequence with burst rf excitation pulses having separately controlled phase
07/28/1993EP0552268A1 Magnetic field generating assembly.
07/27/1993US5231366 Superconducting magnetic field generating apparatus and method of producing the same
07/27/1993US5231354 Magnetic resonance imaging
07/27/1993US5231353 Apparatus for detecting a fine magnetic field with a signal adjusting circuit in a dc squid
07/24/1993CA2087686A1 Resonance magnetometer with optical pumping using a monolithic laser
07/22/1993WO1993014565A1 Device for filtering interference radiofrequency emissions, especially in medical magnetic resonance imaging
07/22/1993WO1993014416A1 Method of and apparatus for obtaining spatial nmr information
07/22/1993WO1993014415A1 Method of and apparatus for obtaining nmr information
07/22/1993WO1993014414A1 Gradient field control
07/22/1993WO1993014413A1 Determination of rock core characteristics
07/22/1993DE4201440A1 Specimen head for nuclear resonance spectrometer - contains tubular housing, inner holder tube, high frequency coil and diamagnetic screen
07/22/1993DE4200992A1 NMR tomograph with transmitter aerial and surface coil - has non-metallic line for energy supply from current supply source
07/21/1993EP0551517A1 Double coil for generating gradient magnetic field for mri
07/21/1993EP0551488A1 Nmr probe incorporation rf shielding of sample
07/21/1993EP0551463A1 Phase correction of complex-difference processed magnetic resonance angiograms
07/21/1993EP0551441A1 Multi-resonant nmr coils
07/21/1993EP0533786A4 Circuitry for driving field-generating coil of magnetic resonance imaging system
07/21/1993EP0532692A4 Shielded gradient coil for nuclear magnetic resonance imaging
07/21/1993CN2138798Y Zero magnetostriction non-crystal alloy magnetometer
07/20/1993US5230090 Transmission-reception separating filter with a pin diode
07/20/1993US5229834 Sensor for detecting and measuring the angle of rotation of a plane of light polarization
07/20/1993US5229724 Sample head for nuclear resonance measurements
07/20/1993US5229723 Magnetic field generating device for mri
07/20/1993US5229722 Nqr-imaging
07/20/1993US5229718 Method for increasing resolution in solid-state nmr spectra of abundant nuclei
07/20/1993US5229717 Simultaneous two-contrast fast spin echo NMR imaging
07/15/1993DE4300373A1 Magnetic sensor holder with injection moulded housing - contains holder with positioning aperture for holding sensor arrangement in place during injection process
07/13/1993US5227939 Scanning transducer having transverse information and control flux paths for reduced interference between fluxes
07/13/1993US5227761 Magnetoresistive sensor
07/13/1993US5227756 Modulation of magnetic fields formed by solenoids
07/13/1993US5227728 Gradient driver control in magnetic resonance imaging
07/13/1993US5227727 Radio-frequency magnetic field regulating apparatus for magnetic resonance imaging
07/13/1993US5227726 Nuclear magnetic resonance methods and apparatus
07/13/1993US5227725 Nuclear magnetic resonance imaging with short gradient pulses
07/13/1993US5227724 Pulsed-gradient spin diffusion NMR method
07/13/1993US5227723 Imaging method
07/13/1993US5227722 Dead-zone free optically pumped MZ magnetometer