Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
02/1987
02/24/1987US4646025 Magnetic probe exploration device for determining residual fossil magnetization of well hole rocks
02/24/1987US4646023 Nuclear magnetic resonance imaging
02/24/1987US4646015 Flux gate sensor with improved sense winding gating
02/24/1987US4646014 Hall effect field sensor circuit with temperature compensation using OP amplifier
02/24/1987US4645949 Circuit arrangement for enhancing the utilizable hall-signal of hall sensor
02/24/1987CA1218411A1 Optimal field inhomogeneity correction coil operation for nmr magnets
02/17/1987US4644473 Correction circuit for a static magnetic field of an NMR apparatus and NMR apparatus for utilizing the same
02/17/1987US4644313 Cylindrical magnet apparatus
02/17/1987US4644282 Apparatus for the formation of images of an examination subject with nuclear magnetic resonance
02/17/1987US4644281 Coil arrangement for producing a homogeneous magnetic field
02/17/1987US4644280 Magnetic resonance image zooming
02/17/1987US4644279 Diagnostic apparatus employing nuclear magnetic resonance
02/17/1987US4644278 Nuclear magnetic resonance imaging apparatus
02/17/1987US4644277 NMR tomography apparatus
02/17/1987US4644276 Three-dimensional nuclear magnetic resonance phantom
02/17/1987US4644275 Nuclear magnetic resonance apparatus
02/17/1987US4644273 Five-axis optical fiber gradiometer
02/17/1987US4644153 Optical sensing equipment
02/12/1987WO1987000924A1 Improved magnetic resonance reconstruction and scanning techniques using known information, constraints, and symmetry relations
02/12/1987WO1987000923A1 Centrally ordered phase encoding
02/12/1987WO1987000922A1 Cardiac and respiratory gated magnetic resonance imaging
02/12/1987WO1987000921A1 Interface system for nmr spectrometer and quadrature probe
02/10/1987US4642569 Shield for decoupling RF and gradient coils in an NMR apparatus
02/10/1987US4642568 Nuclear magnetic resonance methods and apparatus
02/10/1987US4642567 Methods for two dimensional nuclear magnetic resonance imaging
02/10/1987CA1217865A Determination of coating thickness
02/10/1987CA1217813A Winding support and method for nmr magnet axisymmetic correction coils
02/04/1987EP0210716A1 Drift compensation technique for a magneto-optic current sensor
02/04/1987EP0210562A2 Methods for overcoming transient magnetic field inhomogeneity in nuclear magnetic resonance imaging
02/04/1987EP0210489A1 Multichannel apparatus for weak magnetic field measurement
02/04/1987EP0210374A1 Apparatus for nuclear spin tomography
02/04/1987EP0210289A1 Superconducting filter coils for high homogeneity magnetic field
02/03/1987US4641098 Parallel single turn saddle resonator for nuclear magnetic resonance signal reception
02/03/1987US4641097 Elliptical cross-section slotted-tube radio-frequency resonator for nuclear magnetic resonance imaging
02/03/1987US4641096 Nuclear magnetic resonance spectrometry
02/03/1987US4641095 Determination of T1 relaxation times used in automated nuclear magnetic resonance image synthesis
02/03/1987US4641094 Magnetometer circuit for measuring the period of beat frequency maxima
01/1987
01/31/1987CN85101765A Method of reducing artefacts in images formed by means of fourier zeugmatography
01/29/1987WO1987000637A1 Magnetic resonance analysis of substances in samples that include dissipative material
01/28/1987EP0210120A1 Magnet for a nuclear magnetic resonance tomograph
01/28/1987EP0210087A1 Method and apparatus for measuring the induced magnetization in a nautical construction
01/28/1987EP0210043A2 Contrast agent for NMR scanning
01/28/1987EP0210038A2 Chemical shift imaging with field inhomogeneity corrections
01/28/1987EP0209721A1 Laser sensor
01/27/1987US4639675 Superconducting conductivity anomaly detection system
01/27/1987US4639674 Apparatus and method employing extraneous field compensation for locating current-carrying objects
01/27/1987US4639673 Nuclear magnetic resonance apparatus with a magnet of permanent magnetic material
01/27/1987US4639672 Nuclear magnetic resonance apparatus
01/27/1987US4639671 Simultaneous NMR imaging system
01/27/1987US4639670 Magnetic field sensor comprising Wiegand wires or similar bistable magnetic elements
01/27/1987US4639665 Sensing system for measuring a parameter
01/24/1987CN85100207A Quantitative flaw detector for broken wire of steel wire rope
01/22/1987DE3525070A1 Magnetic field sensor
01/21/1987EP0209412A1 High-frequency antenna for an apparatus mesuring nuclear magnetic resonance
01/21/1987EP0209375A2 High dynamic range in NMR data acquisition
01/21/1987EP0209374A2 NMR phase encoding using phase-varying rf pulses
01/21/1987EP0209187A2 Method of nuclear spin inspection
01/20/1987US4638253 Mutual inductance NMR RF coil matching device
01/20/1987US4638252 Circuit for detecting RF coil assembly position in an MR scanner
01/20/1987US4638251 Method and apparatus for measuring flow of non-homogeneous material in incompletely filled flow channels
01/20/1987US4638153 Optical fibre sensing arrangements
01/17/1987CN85102139A Nuclear magnetic resonance apparatus with surface coil detector
01/17/1987CN85101788A R.f. coil system for generating and/or receiving alternating magnetic fields
01/15/1987WO1987000293A1 Method and device for the volume determination of the content of magnetic component in a material
01/14/1987EP0208601A1 Nuclear magnetic resonance imaging method
01/14/1987EP0208579A1 Method of producing a shield, and shield, particularly for a nuclear magnetic resonance tomography apparatus
01/14/1987EP0208531A2 Lymphographic and Organ Imaging Materials and Kit
01/14/1987EP0208522A2 Nuclear magnetic resonance system
01/14/1987EP0208483A2 Method and apparatus for rapid NMR imaging
01/14/1987EP0208476A2 Magnetic field sensor having magneto-optic element
01/14/1987EP0208236A2 NMR Imaging method
01/13/1987US4637027 Laser light source device
01/13/1987US4636756 Apparatus for varying the magnetic field for a magnetic resonance element
01/13/1987US4636730 NMR spectroscopy body probes with at least one surface coil
01/13/1987US4636729 Gradient coil system for a nuclear spin tomography installation
01/13/1987US4636728 Offset gradient fields in nuclear magnetic resonance imaging systems
01/13/1987US4635643 Assay method for the in vivo quantitative determination of mineral content in bone
01/10/1987CN85101860A Nuclear magnetic resonance apparatus
01/07/1987EP0207765A2 Magnetic resonance imaging apparatus and method utilizing a composite RF pulse
01/07/1987EP0207286A1 Conical, unimpregnated winding for MR magnets
01/06/1987US4635017 Magnetic apparatus of a system for nuclear spin tomography with a shielding device
01/06/1987US4634980 Nuclear magnetic resonance radio frequency antenna
01/06/1987US4634979 Automated nuclear magnetic resonance image synthesis
01/06/1987US4634977 High accuracy mapping of magnetic fields with a fiber optic interferometer
01/06/1987US4634976 Barkhausen noise method for stress and defect detecting in hard steel
01/06/1987US4634975 Method and apparatus for producing electromagnetic surveillance fields
01/06/1987US4634974 Device including moveable shaft and magnet for sensing magnetic metal
01/06/1987US4634969 Time varying magnetic field safety probe
01/02/1987DE3514457A1 Arrangement for measuring the amount and direction of magnetic fields
12/1986
12/31/1986CN85103793A Apparatus and method for measuring the nuclear magnetization distribution in body regions
12/30/1986US4633338 Magneto-optical recording and reproducing apparatus having a magnetization direction detecting apparatus for a magnetic recording medium
12/30/1986US4633181 Apparatus and method for increasing the sensitivity of a nuclear magnetic resonance probe
12/30/1986US4633180 Cavity resonator
12/30/1986US4633179 For examining an object
12/30/1986US4633178 Process for the excitation of a sample for NMR tomography
12/30/1986US4632551 Passive sampling interferometric sensor arrays
12/30/1986EP0206931A1 NMR magnetometer probe with a centrally tuned cavity having a divided central cross-sectional slice
12/30/1986EP0206879A1 Broad frequency band magnetic field detector
12/30/1986EP0206865A1 Linear magneto-resistive detector, method of making it and its use in a detector for magnetic domains
12/30/1986EP0206129A2 NMR magnetization inversion by non-linear adiabatic fast passage