| Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887) |
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| 08/20/1991 | US5041788 Simply supported ring gear for autotuneable body resonator |
| 08/20/1991 | US5041787 Method of suppressing water resonance in a magnetic proton resonance spectrum, and device for performing such a method |
| 08/14/1991 | WO1991011958A1 Mri device used for generating pressure waves |
| 08/14/1991 | EP0441693A1 Method for making an index grating in an optical fibre, and quasi-distributed sensor network realized in this fibre |
| 08/14/1991 | EP0441581A2 Method for producing magnetic structure |
| 08/14/1991 | EP0441281A2 Circuit arrangement with squids |
| 08/14/1991 | EP0440794A1 Method and apparatus for reconstituting image |
| 08/14/1991 | DE4102928A1 Magnetic field measuring device - has core acting as flux divider with flux gate in auxiliary flux path |
| 08/14/1991 | DE4003670A1 Tomographic measuring device - measures three=dimensional micro-magnetic or microelectronic fields with rotating device |
| 08/14/1991 | CA2075935A1 Mri device used for generating pressure waves |
| 08/13/1991 | US5039945 Single winding magnetometer with automatic distortion compensation |
| 08/13/1991 | US5039944 Magnetometer based on the magnetically modulated resistance of a superconductor |
| 08/13/1991 | US5039943 Magnetostrictive magnetometer |
| 08/13/1991 | US5039911 Apparatus for dynamic magnetic field control |
| 08/13/1991 | US5039512 NMR imaging with paramagnetic polyvalent metal salts of poly-(acid-alkylene-amino)-alkanes |
| 08/13/1991 | US5038786 Spectroscopic imaging apparatus capable of displaying proton image |
| 08/13/1991 | US5038785 Cardiac and respiratory monitor with magnetic gradient noise elimination |
| 08/13/1991 | US5038784 Multiple-echo angiography with enhanced signal-to-noise ratio |
| 08/13/1991 | US5038783 Multiple gradient echo pulse sequence for acquisition of NMR angiograms |
| 08/13/1991 | US5038782 Electrode system for brain wave detection |
| 08/13/1991 | CA2075818A1 Triarylmethyl radicals and the use of inert carbon free radicals in mri |
| 08/13/1991 | CA1287675C2 Sensor and metal detector with a display for quantitatively displaying signals resulting from concealed objects |
| 08/08/1991 | WO1991011729A1 Magnetoresistance sensor |
| 08/08/1991 | WO1991011681A1 Electronic compass and other magnetic devices |
| 08/08/1991 | DE4003524A1 Circuit with superconducting quanta interference detectors or SQUIDs |
| 08/08/1991 | DE4003356A1 Three=dimensional micro-magnetic field detection system - has output of scanning electron microscope received by diode array |
| 08/08/1991 | DE4003308A1 Unit for detecting micromagnetic or microelectric fields of object - uses electron microscope in vacuum chamber of which electron beam is led through magnetic field of object being measured |
| 08/08/1991 | DE4003307A1 Detection and measurement system for micro-magnetic fields - has output from scanning electron microscope directed onto photodiode with electrode matrix |
| 08/08/1991 | DE4003161A1 Magnetic field sensor with magnetic field dependent resistances - has resistance strips separated by insulating non=magnetic layer from each other so longitudinal axes run at right angles |
| 08/08/1991 | DE4002160A1 Double tuned single coil sampling head for NMR measurements - allows transmission line to be shortened if capacitors are includes in lower end of inner conductor |
| 08/07/1991 | WO1991012526A1 Low molecular weight carbohydrates as additives to stabilize metal oxide compositions |
| 08/07/1991 | EP0440268A2 Atomic force sensor head with interferometric measurement of the properties of a data store |
| 08/07/1991 | EP0140970B1 Method and apparatus for measuring flow in a pipe or conduit |
| 08/07/1991 | CA2075491A1 Low molecular weight carbohydrates as additives to stabilize metal oxide compositions |
| 08/07/1991 | CA2035726A1 Circuit arrangement for superconductive quantum interference detectors (squids) |
| 08/06/1991 | US5038130 System for sensing changes in a magnetic field |
| 08/06/1991 | US5038129 Electromagnetic having magnetic shield |
| 08/06/1991 | US5038105 Series/parallel double-tuned NMR coils |
| 08/06/1991 | US5038104 Magnetometer flux pick-up coil with non-uniform interturn spacing optimized for spatial resolution |
| 08/06/1991 | US5038103 Optical fiber magnetometer |
| 08/06/1991 | US5038029 Optical sensor arrangement including polarization-altering sensor |
| 07/31/1991 | EP0439119A2 Magnetic resonance imaging system |
| 07/31/1991 | EP0438637A1 Method and apparatus for the determination of an effective value Ieff of a current to be measured using a Hall element and an amplifier circuit |
| 07/31/1991 | CN1053498A Electric current sensor |
| 07/30/1991 | US5036426 Method and apparatus for tuning and matching an NMR coil |
| 07/30/1991 | US5036286 Magnetic and electric force sensing method and apparatus |
| 07/30/1991 | US5036282 Biplanar gradient coil for magnetic resonance imaging systems |
| 07/30/1991 | US5036281 Nuclear magnetic |
| 07/30/1991 | US5036280 Phantom for magnetic resonance imaging system |
| 07/30/1991 | US5036279 Portable NMR and NQR spectrometers |
| 07/30/1991 | US5036278 Radiation source for helium magnetometers |
| 07/30/1991 | US5035244 Motion artifact minimization |
| 07/30/1991 | US5035231 Endoscope apparatus |
| 07/30/1991 | CA1287106C Installation for nuclear magnetic resonance imaging |
| 07/25/1991 | WO1991010916A1 Nmr radio frequency coil with improved axial field homogeneity |
| 07/25/1991 | WO1991010915A1 Nmr radio frequency coil with dielectric loading for improved field homogeneity |
| 07/25/1991 | WO1991010914A1 Magnetic field monitor |
| 07/25/1991 | WO1991010903A1 Nmr clinical chemistry analyzer |
| 07/25/1991 | WO1991010886A1 Sensor for the detection and measurement of the rotation angle of the plane of polarization of light |
| 07/25/1991 | WO1991010879A1 Position sensor |
| 07/24/1991 | EP0437893A1 Electric compass |
| 07/24/1991 | EP0437545A1 Electronic digital compass |
| 07/23/1991 | US5034969 Tomographic image diagnostic method and apparatus including automatic ROI setting means |
| 07/23/1991 | US5034754 Magnetic pattern viewer |
| 07/23/1991 | US5034713 Radial support system for a MR magnet |
| 07/23/1991 | US5034694 Minimum basis set MR angiography |
| 07/23/1991 | US5034693 Method for localized nuclear resonance spectroscopy and apparatus for carrying out the method |
| 07/23/1991 | US5034692 Magnetic resonance imaging method for acquiring flux-compensated, T2 -w |
| 07/23/1991 | US5034691 Magnetic resonance methods and apparatus |
| 07/23/1991 | US5034679 Polarization feedback control of polarization rotating sensor |
| 07/18/1991 | DE4000860A1 Positioned resolved spin resonance with surface coils - generating locally effective magnetic field gradients positioned by moving coils for local imaging using very fast switching |
| 07/17/1991 | EP0437404A1 Sensor for detection and measuring the rotation angle of the plane of polarization of light |
| 07/17/1991 | EP0437085A2 Linear prediction ion cyclotron resonance spectrometry apparatus and method |
| 07/17/1991 | EP0437049A2 Antennae for high-resolution magnetic resonance imaging |
| 07/17/1991 | EP0436967A1 RF-coil for MRI apparatus |
| 07/17/1991 | EP0436675A1 Process and device for locating submarines. |
| 07/17/1991 | EP0436579A1 Chelate compositions. |
| 07/16/1991 | US5033082 Communication system with active noise cancellation |
| 07/16/1991 | US5032935 Amplification of signals produced by a magnetoresistive element |
| 07/16/1991 | US5032869 Axial thermal shield support for a MR magnet |
| 07/16/1991 | US5032812 Solenoid actuator having a magnetic flux sensor |
| 07/16/1991 | US5032793 NMR gated imaging apparatus |
| 07/16/1991 | US5032792 Electromagnetic coil array having three orthogonally related coil pairs for use as Helmholtz and Degaussing coils |
| 07/16/1991 | US5032791 Apparatus for testing Hall effect device |
| 07/16/1991 | US5031624 Phase contrast, line-scanned method for NMR angiography |
| 07/11/1991 | WO1991010902A1 Magnetic document validator |
| 07/11/1991 | CA2048632A1 Magnetic document validator |
| 07/09/1991 | US5030915 Quadrature surface coil construction for magnetic resonance imaging apparatus |
| 07/09/1991 | US5030914 Electron paramagnetic resonance instrument with superconductive cavity |
| 07/09/1991 | US5030913 Multiple sensor magnetometer with temporal noise rejection and controllable spatial response on a moving platform |
| 07/09/1991 | US5030912 Apparatus and method for mapping inhomogeneities on the surface of bulk and thin film superconductors |
| 07/09/1991 | US5030614 Surrounding superconductive core with outer malleable and intermediate, compressible insulating layers |
| 07/09/1991 | CA1286027C Apparatus and method for locating dropouts |
| 07/03/1991 | EP0435652A2 Superconducting quantum interference magnetometer having a plurality of channels |
| 07/03/1991 | EP0435651A2 Digital superconducting quantum interference device having an extended dynamic range |
| 07/03/1991 | EP0434870A1 Method and apparatus for automated magnetic field shimming in magnetic resonance spectroscopic imaging |
| 07/02/1991 | US5029287 Installation for nuclear magnetic resonance imaging |
| 07/02/1991 | US5029275 Apparatus having floating magnet unit with light reflecting mirror for detecting and indicating to an observer the presence upon a person entering a public place of ferromagnetic material that may be put to harmful use |
| 07/02/1991 | US5028903 Spherical permanent magnet with equatorial access |
| 07/02/1991 | US5028872 Magnetic resonance imaging system |