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Class Information
Number: 324/302
Name: Electricity: measuring and testing > Particle precession resonance > Using a magnetometer > To determine direction
Description: Subject matter wherein the magnetometer is used to determine the direction of an external magnetic field relative to the location of the magnetometer.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7457653 |
Method of solving magnetoencephalographic and electroencephalographic inverse problems |
Nov. 25, 2008 |
| 7439814 |
Method and system for operating an atomic clock with simultaneous control of frequency and magnetic field |
Oct. 21, 2008 |
| 7239135 |
NMR gyroscope |
Jul. 3, 2007 |
| 7081748 |
Magnetic resonance scanner with electromagnetic position and orientation tracking device |
Jul. 25, 2006 |
| 6998841 |
Method and system which forms an isotropic, high-resolution, three-dimensional diagnostic image of a subject from two-dimensional image data scans |
Feb. 14, 2006 |
| 6984981 |
Magnetic resonance method and system forming an isotropic, high resolution, three-dimensional diagnostic image of a subject from two-dimensional image data scans |
Jan. 10, 2006 |
| 6844726 |
Vector measurement of a magnetic field |
Jan. 18, 2005 |
| 6675033 |
Magnetic resonance imaging guidewire probe |
Jan. 6, 2004 |
| 6381485 |
Registration of human anatomy integrated for electromagnetic localization |
Apr. 30, 2002 |
| 6370414 |
System and method for measuring, estimating and displaying RMS current density maps |
Apr. 9, 2002 |
| 5528143 |
Loop oscillator NMR probe |
Jun. 18, 1996 |
| 5455511 |
Digital directional resonance magnetometer |
Oct. 3, 1995 |
| 5332971 |
Permanent magnet for nuclear magnetic resonance imaging equipment |
Jul. 26, 1994 |
| 5258709 |
Method and apparatus for localizing submarines |
Nov. 2, 1993 |
| 5254947 |
Optical pumping, resonance magnetometer using a plurality of multiplexed beams |
Oct. 19, 1993 |
| 5245280 |
Magnetic resonance magnetometer with multiplexed exciting windings |
Sep. 14, 1993 |
| 5225778 |
Optical pumping, resonance magnetometer using a sequential polarization |
Jul. 6, 1993 |
| 5221897 |
Directional resonance magnetometer |
Jun. 22, 1993 |
| 5187438 |
Shielded magnetometer |
Feb. 16, 1993 |
| 4641094 |
Magnetometer circuit for measuring the period of beat frequency maxima |
Feb. 3, 1987 |
| 4544891 |
Nuclear magnetic resonance gyroscope |
Oct. 1, 1985 |
| 4327327 |
All-angle gradient magnetometer |
Apr. 27, 1982 |
| 4260949 |
Magnetic field detection apparatus |
Apr. 7, 1981 |
| 4225818 |
Cryogenic nuclear gyroscope |
Sep. 30, 1980 |
| 4157495 |
Nuclear magnetic resonance gyro |
Jun. 5, 1979 |
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