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Class Information
Number: 505/845
Name: Superconductor technology: apparatus, material, process > Apparatus, per se, device, per se, or process of making or operating same > Measuring and testing: (classes 73, 324, 356, and 374) > Electrical: (class 324) > Magnetometer: (class 324/248)
Description: Subject matter wherein the electrical property of matter which is detected is the direction or intensity of a magnetic field.

Sub-classes under this class:

Class Number Class Name Patents
505/846 Using superconductive quantum interference device (i.e., squid): (class 324/248) 184

Patents under this class:

Patent Number Title Of Patent Date Issued
8275427 Magnetoelectric susceptibility measurement method and the system thereof Sep. 25, 2012
7885696 Method for searching for material generating interband phase difference soliton Feb. 8, 2011
7262597 Hybrid squid microscope with magnetic flux-guide for high resolution magnetic and current imaging by direct magnetic field sensing Aug. 28, 2007
7183766 Superconducting magnetic field generation apparatus and sputter coating apparatus Feb. 27, 2007
6895340 Method of molecular structure recognition May. 17, 2005
5854492 Superconducting quantum interference device fluxmeter and nondestructive inspection apparatus Dec. 29, 1998
5491410 Superconducting magnetic sensor having a ferromagnetic element for converging an external magnetic field Feb. 13, 1996
5473249 Superconductive device including a supercooled first body heated by electromagnetic radiation at a first frequency and a supercooled second body heated at a second frequency greater than the t Dec. 5, 1995
5436471 Josephson junction apparatus formed on flexible polymeric film Jul. 25, 1995
5430814 Temperature transient detection system for superconducting magnets Jul. 4, 1995
5352978 Apparatus for sensing a magnetic field with a superconductive material Oct. 4, 1994
5287057 Superconducting circuit having a rectifier for converting a bipolar signal to a unipolar signal Feb. 15, 1994
5194808 Magnetic field detector using a superconductor magnetoresistive element with AC and DC biasing and a signal processor using Fourier transform Mar. 16, 1993
5187327 Superconducting magnetic shield Feb. 16, 1993
5184072 Apparatus for measuring weak static magnetic field using superconduction strips and a SQUID magnetometer Feb. 2, 1993
5140267 Plural superconductive magnetoresistors for measuring distribution of magnetic field with individual biasing applied sequentially Aug. 18, 1992
5126667 Superconductive magneto-resistive device for sensing an external magnetic field Jun. 30, 1992
5126668 Method of eliminating the effect of hysteresis in a superconductive magneto-resistive device Jun. 30, 1992
5055785 Superconductive magneto resistive apparatus for measuring weak magnetic field using superconductive magneto-resistive element Oct. 8, 1991
5053834 High symmetry dc SQUID system Oct. 1, 1991
5039944 Magnetometer based on the magnetically modulated resistance of a superconductor Aug. 13, 1991
5038104 Magnetometer flux pick-up coil with non-uniform interturn spacing optimized for spatial resolution Aug. 6, 1991
4996621 Superconducting device for reading information from a magnetic recording medium Feb. 26, 1991
4983912 Method for calibrating SQUID gradiometers of an arbitrary order Jan. 8, 1991
4866373 Superconducting current detecting circuit employing DC flux parametron circuit Sep. 12, 1989
4644273 Five-axis optical fiber gradiometer Feb. 17, 1987
4634977 High accuracy mapping of magnetic fields with a fiber optic interferometer Jan. 6, 1987
4623842 Magnetometer array with magnetic field sensors on elongate support Nov. 18, 1986
4517515 Magnetometer with a solid-state magnetic-field sensing means May. 14, 1985
4439732 Electrically balanced fluxgate gradiometers Mar. 27, 1984
4371838 Optical fiber waveguide for measuring magnetic fields Feb. 1, 1983
4368430 Fiber optic magnetic sensors Jan. 11, 1983
4132949 Method and apparatus for the continuous, contactless testing of an elongated conductor which consists at least partially of superconductive material Jan. 2, 1979
4063158 Gaussmeter Dec. 13, 1977
4013591 Composite superconducting materials Mar. 22, 1977
3976938 Superconducting magnetic sensor with improved balancing system Aug. 24, 1976
3976934 Method and apparatus for the continuous, contactless testing of a long conductor which consists at least partially of superconductive material Aug. 24, 1976
3962628 Adjustable magnetic gradiometer Jun. 8, 1976

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