| Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887) |
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| 08/12/1981 | EP0033703A1 High homogeneity magnet without magnetic circuit, especially for nuclear magnetic resonance imaging |
| 08/04/1981 | US4282484 Combination seismic/magnetic transducer with floating magnet |
| 08/04/1981 | CA1106466A1 Device for checking metal pieces, particularly coins |
| 07/29/1981 | EP0032855A1 Testing-device for a multi-channel digital recorder |
| 07/29/1981 | EP0032740A2 Multichannel magnetic |
| 07/28/1981 | US4281287 Having a coating of ferric oxide on a polyester substrate |
| 07/21/1981 | US4280096 Spectrometer for measuring spatial distributions of paramagnetic centers in solid bodies |
| 07/21/1981 | US4280095 Extremely sensitive super conducting quantum interference device constructed as a double-helix array |
| 07/14/1981 | US4278939 Electromagnetic arrangement for measuring electrical current |
| 07/09/1981 | WO1981001881A1 Feedback fifo for cyclic data acquisition and nmr instrument control |
| 07/08/1981 | EP0031489A2 Nuclear magnetic resonance spectrometer and its method of operation |
| 07/07/1981 | US4277751 Low-power magnetometer circuit with constant current drive |
| 07/07/1981 | US4276854 Apparatus for detecting toner density |
| 06/30/1981 | US4276555 Controlled avalanche voltage transistor and magnetic sensor |
| 06/30/1981 | US4276529 Magnet coil arrangement for generating a homogeneous magnetic field for magnetic resonance arrangements |
| 06/30/1981 | CA1104054A1 Cryostat for superconducting nmr spectrometer |
| 06/24/1981 | EP0030876A1 Measuring head for a magnetometer and its use in a magnetometer |
| 06/23/1981 | US4275350 Sample spinning mechanism for NMR probes |
| 06/16/1981 | CA1103143A1 Cryostat with refrigerator for superconduction nmr spectrometer |
| 06/10/1981 | EP0030041A1 Measuring transformer, especially for measuring a magnetic field generated by a measuring current |
| 06/09/1981 | US4272724 Magnetic modulator for magnetic field detection differentially outputting magnetic core noise |
| 06/03/1981 | EP0029550A1 Multichannel magnetic head, apparatus using such a head and manufacturing method for such a head |
| 05/26/1981 | US4270088 Method and apparatus for magnetically testing metal tapes |
| 05/26/1981 | US4270087 Apparatus for testing permanent magnets using electro-magnets and Hall sensors |
| 05/19/1981 | US4267640 System for ascertaining magnetic field direction |
| 05/19/1981 | US4267620 Method and apparatus for controlling textile working systems employing NMR detector |
| 05/13/1981 | EP0028397A1 Method of eliminating the influence of remanence in receiving systems and device for carrying out the method |
| 05/13/1981 | EP0028302A1 Differential magnetic field sensor |
| 05/12/1981 | US4267544 Magnetic control apparatus |
| 05/12/1981 | US4267510 Integrated thin layer magnetic field sensor |
| 05/12/1981 | US4267509 Magneto-optical colloidal cell and device |
| 05/12/1981 | CA1101071A1 Device for converting intensity of magnetic or electromagnetic field into electric signal |
| 05/12/1981 | CA1101064A1 Prospecting system |
| 05/05/1981 | US4266194 Sensor for VT probes |
| 05/05/1981 | US4265543 Kerr effect apparatus |
| 04/28/1981 | CA1100234A1 Channel depletion boundry modulation magnetic field sensor |
| 04/21/1981 | US4263523 Pulse generator using read head with Wiegand wire |
| 04/14/1981 | US4262275 Hall effect apparatus for flux concentrator assembly therefor |
| 04/08/1981 | EP0026265A1 A method of spin imaging in solids using NMR spectrometer |
| 04/07/1981 | US4260949 Magnetic field detection apparatus |
| 03/25/1981 | EP0025596A1 Pulse generator using read head with Wiegand wire |
| 03/24/1981 | US4258320 Apparatus and method employing foam sleeves for supporting magnetic sensors in a tubular housing |
| 03/24/1981 | US4258279 Magnetic sensor assembly |
| 03/24/1981 | CA1098170A1 Sensor for generating nuclear magnetic resonance signals |
| 03/11/1981 | EP0024640A1 Moving gradient zeugmatography |
| 03/10/1981 | US4254778 Imaging systems |
| 03/03/1981 | US4254373 Sensor for generating nuclear magnetic resonance signals |
| 02/25/1981 | EP0024083A1 Method and apparatus for testing metal tapes. |
| 02/17/1981 | US4251882 Method and apparatus for measuring the electroacoustic properties of magnetic tapes |
| 02/17/1981 | US4251795 Semiconductor magnetoresistive element having a differential effect |
| 02/10/1981 | US4250518 Magnetic field sensor semiconductor devices |
| 02/03/1981 | CA1095180A1 High carrier velocity fet magnetic sensor |
| 02/03/1981 | CA1095142A1 Continuous testing apparatus for determining the magne tic characteristics of a strip of moving material incl uding a method of obtaining a profile indicative of th e quality of the coil throughout the entire length, an d flux inducing and pick-up device therefor |
| 01/28/1981 | EP0023180A1 Interferometric device for electric current measurement using fibre optics |
| 01/27/1981 | US4247820 Spin resonance spectrometer |
| 01/27/1981 | CA1094638A1 Coil structure |
| 01/20/1981 | US4246537 Spin resonance spectrometer |
| 01/07/1981 | EP0021535A1 Method of and apparatus for determining a nuclear spin density distribution in a part of a body |
| 01/06/1981 | US4243936 Method for magneto-optical current measurements |
| 01/06/1981 | US4243059 Method and device for determining the homogeneity of magnetic dispersions |
| 01/06/1981 | CA1093231A1 Device for generating a visual display in response to a varying magnetic field |
| 12/30/1980 | US4242608 Motor using Hall effect elements |
| 12/23/1980 | US4240439 Method of obtaining information of a specified or target area of a living body near its skin surface by the application of a nuclear magnetic resonance phenomenon |
| 12/16/1980 | US4240033 Method and apparatus for preventing ionization induced noise in decoupler experiments |
| 12/10/1980 | EP0020263A1 Bubble memory testing machine and test method using such a machine |
| 12/10/1980 | EP0020208A1 Magnetic detector using the magnetostrictive effect and proximity detecting device comprising such a detector |
| 12/10/1980 | EP0020085A1 Device and method for spinning a sample for NMR probes |
| 12/10/1980 | EP0019827A1 Arrangement for detecting the field strength of a field generator by means of a Hall generator |
| 12/09/1980 | US4238777 Drop-out detecting system for video recording magnetic tape |
| 12/09/1980 | US4238735 Indirect detection of nuclear spins of low gyromagentic ratio coupled to spins of high gyromagnetic ratio |
| 12/09/1980 | US4238734 Apparatus for measuring the magnetic moments of a body using a magnetic field generated by a permanent magnetic |
| 12/02/1980 | CA1090718A1 Device for braking a vehicle wheel |
| 11/18/1980 | US4234071 Device for checking metal pieces, particularly coins |
| 11/12/1980 | EP0018750A1 Carrier-domain magnetometers |
| 11/04/1980 | US4232265 Device for measuring intensity of magnetic or electromagnetic fields using strain gauges mounted on ferromagnetic plates |
| 11/04/1980 | CA1089014A1 Nmr field frequency lock system |
| 11/04/1980 | CA1089006A1 Nmr magnet assembly with pole face parallelism adjustment |
| 10/28/1980 | US4231008 Coil for the production of homogeneous magnetic fields |
| 10/28/1980 | US4230961 Magnetic flux sensor for laminated cores |
| 10/21/1980 | US4229697 Magnetometer instrumentation with digitally controlled range changing |
| 10/21/1980 | US4229696 Sensor for measuring magnetic field changes |
| 10/15/1980 | EP0017505A2 Magnetic field detector |
| 10/14/1980 | CA1087731A1 Bubble domain sensor-error detector |
| 10/14/1980 | CA1087687A1 Nuclear magnetic resonance gyro |
| 09/30/1980 | US4225818 Cryogenic nuclear gyroscope |
| 09/09/1980 | CA1085484A1 Magnetoresistive displacement transducer |
| 09/04/1980 | WO1980001843A1 Method and apparatus for testing metal tapes |
| 09/03/1980 | EP0015168A1 Magnetometer using magnetostatic waves |
| 08/26/1980 | US4219775 Electron spin echo system having magnetic field shift during generation of the echo signal |
| 08/26/1980 | CA1084634A1 Method of and apparatus for current-tracing the location of faults on printed circuit boards and similar systems |
| 08/20/1980 | EP0014327A2 Electronic video tape evaluator |
| 08/19/1980 | US4218652 Apparatus for measuring the intensity and direction of external magnetic fields including power supply and recording units having respective semi-conductor devices |
| 08/19/1980 | CA1084168A1 Analytical instrument optimum data acquisition method and apparatus |
| 08/12/1980 | US4217568 Magnetic pole pieces for use in a nuclear magnetic resonance apparatus |
| 07/29/1980 | US4215310 Magnetic testing method and apparatus having provision for eliminating inaccuracies caused by gaps between probe and test piece |
| 07/29/1980 | CA1082780A1 Sensor for electromagnetic waves caused by nuclear detonation |
| 07/22/1980 | US4214202 Slow square wave modulated gyromagnetic resonance spectrometer for automatic analysis and process control |
| 07/15/1980 | US4213092 NMR Spectrometer with superconducting coil having rectangular cross-section wire |
| 07/15/1980 | US4212169 Cryostat for superconducting NMR spectrometer |
| 07/10/1980 | WO1980001417A1 Method of visualization and recording of visible representation of vectorial field on carrier |