| Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887) |
|---|
| 09/26/1989 | US4870362 Nuclear magnetic resonance imaging method and apparatus |
| 09/26/1989 | US4870361 Method and apparatus for carrying out a phase correction in MR angiography |
| 09/26/1989 | US4870360 Apparatus for identifying an electrically conducting material |
| 09/26/1989 | EP0216925A4 Determination of t1 relaxation times used in automated nuclear magnetic resonance image synthesis. |
| 09/26/1989 | CA1261919A1 Identification process of the nature of a base that can be magnetised |
| 09/26/1989 | CA1260091A1 Magnetic cores and methods of making the same |
| 09/21/1989 | WO1989008852A1 Process for measuring the effects of eddy currents |
| 09/21/1989 | WO1989008426A1 Rf coil for head |
| 09/20/1989 | EP0333250A2 Method for determining the distribution of nuclear magnetization, and apparatus for carrying out the method |
| 09/20/1989 | EP0332634A1 Apparatus and method for multiple angle oblique magnetic resonance imaging |
| 09/20/1989 | EP0173738B1 Nmr gradient field modulation |
| 09/19/1989 | US4868909 Signal shaping circuit utilizing a magneto-resistor in a voltage divider circuit |
| 09/19/1989 | US4868748 Rapid processing of three-dimensional graphical objects from tomographic data |
| 09/19/1989 | US4868707 Superconducting electromagnet apparatus |
| 09/19/1989 | US4868506 Defect detection using intermodulation signals |
| 09/19/1989 | US4868503 Magnetic resonance spectroscopy method |
| 09/19/1989 | US4868502 Magnetic resonance imaging method and apparatus therefor |
| 09/19/1989 | US4868501 Method and means for magnetic resonance spin-echo imaging using an adiabatic three pi pulse sequence |
| 09/19/1989 | US4868500 Method for determining properties of liquid-containing porous media using nuclear magnetic resonance imaging |
| 09/19/1989 | US4868495 Fiber optic |
| 09/19/1989 | US4866983 Analytical methods and apparatus for measuring the oil content of sponge core |
| 09/13/1989 | EP0332383A2 Gradient and polarizing field compensation |
| 09/13/1989 | EP0332176A2 Magnet apparatus for use in magnetic resonance imaging system |
| 09/12/1989 | US4866387 NMR detector network |
| 09/12/1989 | US4866386 High signal-to-noise, rapid calibration of RF pulses |
| 09/12/1989 | US4866385 Consistency measuring device |
| 09/12/1989 | US4866384 Relative phase magnetic field direction indicating devices useful as compasses |
| 09/12/1989 | US4866369 Waveguide structure for estimating the electromagnetic characteristics of a dielectric or magnetic material |
| 09/12/1989 | US4866366 Negative feedback power supply apparatus |
| 09/12/1989 | US4866260 Method and means for measuring the frequency of a periodic signal |
| 09/12/1989 | US4864869 Flowmeter with faraday effect optical switch readout |
| 09/06/1989 | EP0331261A1 Apparatus and method for determining azimuth, pitch and roll |
| 09/06/1989 | EP0331135A2 Apparatus for the determination of magnetic domains |
| 09/05/1989 | US4864241 Long time constant eddy current compensation |
| 09/05/1989 | US4864240 Magnet systems |
| 09/05/1989 | US4864238 Device for measuring weak magnetic fluxes utilizing planar technology |
| 09/05/1989 | US4864237 Measuring device having a squid magnetometer with a modulator for measuring magnetic fields of extremely low frequency |
| 09/05/1989 | US4863804 Superconductor wire and methods of constructing same |
| 09/05/1989 | US4863716 Paramagnetic material for injection |
| 09/05/1989 | US4863715 Method of NMK imaging using a contrast agent comprising particles of a ferromagnetic material |
| 09/05/1989 | US4863039 Apparatus and method for handling a flexible disk for testing |
| 08/31/1989 | DE3905847A1 Magnetic resonance imaging method |
| 08/30/1989 | EP0330045A2 Fluxgate magnetometer apparatus with wide temperature range accuracy and method for adjusting fluxgates in same for temperature compensation |
| 08/30/1989 | EP0329781A1 Magnetic bridge devices |
| 08/30/1989 | EP0329666A1 Spherical permanent magnet with equatorial access |
| 08/30/1989 | EP0329652A1 Device for measurement of a magnetic field which is constant or varies over time. |
| 08/30/1989 | CN1035180A Superconductive magneto-resistive device |
| 08/29/1989 | US4862128 Field adjustable transverse flux sources |
| 08/29/1989 | US4862087 Process and apparatus for homogenizing a static magnetic field |
| 08/29/1989 | US4862086 System for generating magnetic fields utilized for magnetic resonance imaging apparatus |
| 08/29/1989 | US4862085 Method of regulating the magnetic field delivered by a resistive magnet, a resistive magnet system using this method and an installation for forming images by nuclear magnetic resonance incorporating such a system |
| 08/29/1989 | US4862084 Method and system for controlling characteristics of gradient magnetic fields in magnetic resonance imaging apparatus |
| 08/29/1989 | US4862083 Magnetic resonance examination apparatus and method of operation thereof |
| 08/29/1989 | US4862082 Method for encoding and displaying N parameters in multi-dimensional fourier NMR spectroscopy |
| 08/29/1989 | US4862081 DC artifact removal in magnetic resonance imaging |
| 08/29/1989 | US4862080 Method of deriving a spin resonance signal from a moving fluid, and device for performing this method |
| 08/29/1989 | US4862078 Circuit for detecting defects of a magnetic recording head |
| 08/29/1989 | US4861990 Tunneling susceptometry |
| 08/29/1989 | CA1258882A1 Method and apparatus for rapid nmr imaging |
| 08/24/1989 | WO1989007769A1 Systems and markers using magnetic or spin resonance phenomena |
| 08/24/1989 | WO1989007416A1 Magnetic resonance imaging device |
| 08/24/1989 | DE3903275A1 Supraleitender magnet Superconducting magnet |
| 08/23/1989 | EP0329402A1 Systems and markers using magnetic or spin resonance phenomena |
| 08/23/1989 | EP0329299A2 Magnetic resonance imaging methods and apparatus |
| 08/23/1989 | EP0329240A2 Method for determining the spectral distribution of nuclear magnetization in a limited range of the volume, and apparatus for carrying out the method |
| 08/23/1989 | EP0328537A1 Cylindrical permanent magnet for producing a uniform and transverse induction field. |
| 08/22/1989 | US4860221 Magnetic resonance imaging system |
| 08/22/1989 | US4859950 Balun circuit for radio frequency coils in magnetic resonance systems |
| 08/22/1989 | US4859949 Magnetic resonance spectroscopy apparatus |
| 08/22/1989 | US4859948 Device for positioning a sample carrier in an NMR spectrometer |
| 08/22/1989 | US4859947 Magnetic resonance imaging apparatus comprising a stacked surface coil system |
| 08/22/1989 | US4859946 Magnetic resonance imaging system |
| 08/22/1989 | US4859945 Optimized signal to noise ratio |
| 08/22/1989 | US4859944 Single-winding magnetometer with oscillator duty cycle measurement |
| 08/22/1989 | US4859941 Proximity selectro with integral magnet, pole-piece plate and pair of magnetic transducers |
| 08/22/1989 | US4859451 Paramagnetic contrast agents for MR imaging |
| 08/16/1989 | EP0327619A1 Electric current sensor using the faraday effect |
| 08/16/1989 | EP0327605A1 Cylindrical nmr bias magnet apparatus employing permanent magnets and methods therefor |
| 08/16/1989 | EP0327554A1 Magnetic block with adjustable magnetization for producing a permanent magnetic field in a zone of interest. |
| 08/15/1989 | US4857850 Passive-decoupling receiving antenna, in particular for a nuclear magnetic resonance imaging apparatus |
| 08/15/1989 | US4857849 High frequency magnetic field generator for nuclear magnetic resonance |
| 08/15/1989 | US4857848 Nuclear magnetic resonance imaging apparatus |
| 08/15/1989 | US4857847 Method and system for magnetic resonance imaging |
| 08/15/1989 | US4857846 Rapid MRI using multiple receivers producing multiply phase-encoded data derived from a single NMR response |
| 08/15/1989 | US4857845 Method for the application of gradient pulses in an imaging experiment using a nuclear magnetic resonnance machine |
| 08/15/1989 | US4857844 Method of and device for automatic phase correction of complex NMR spectra |
| 08/15/1989 | US4857843 Self-referencing magnetic resonance spectroscopy system |
| 08/15/1989 | US4857418 Nitrogen doped tantalum layer |
| 08/15/1989 | US4856341 Apparatus for analysis of failure of material |
| 08/15/1989 | CA1258425A1 Metal organo phosphorous compounds for nmr analysis |
| 08/10/1989 | WO1989006979A1 Paramagnetic compounds |
| 08/10/1989 | DE3509356A1 Method and arrangement for detecting electromagnetic waves |
| 08/09/1989 | EP0327123A2 Superconducting quantum interference device |
| 08/09/1989 | EP0326749A2 Magneto-resistive sensor element |
| 08/09/1989 | EP0326741A2 Unbiased single magneto-resistive element ganged read head sensor |
| 08/09/1989 | EP0326638A1 Non-superconducting apparatus for detecting magnetic and electromagnetic fields |
| 08/09/1989 | EP0326589A1 Low noise cryogenic apparatus for making magnetic measurements |
| 08/09/1989 | EP0326572A1 Cylindrical permanent magnet with longitudinal induced field. |
| 08/09/1989 | EP0326557A1 Electron spin resonance spectrometer |
| 08/09/1989 | EP0205469B1 Regulation of a magnet field |