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Class Information
Number: 324/117R
Name: Electricity: measuring and testing > Measuring, testing, or sensing electricity, per se > Magnetic saturation (e.g., in field or in amplifier)
Description:


Sub-classes under this class:

Class Number Class Name Patents
324/117H Hall effect 277


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7432699 Transformer with protection against direct current magnetization caused by zero sequence current Oct. 7, 2008
7427855 Circuit for measuring inrush current Sep. 23, 2008
7427856 Current sensing apparatus Sep. 23, 2008
7414389 Low-power battery pack with hall-effect sensor Aug. 19, 2008
7400131 Current Sensor Jul. 15, 2008
7388363 Detector circuit to be used for measuring current Jun. 17, 2008
7388372 Electrical system with magnetoresistive sensors Jun. 17, 2008
7378837 Method and system for calibrating a micro-electromechanical system (MEMS) based sensor using tunneling current sensing May. 27, 2008
7372354 Detector circuit to be used for measuring current May. 13, 2008
7362086 Integrated current sensor Apr. 22, 2008
7358716 Measuring method and measuring arrangement for measuring currents with a large dynamic range Apr. 15, 2008
7355381 Current sensor with reduced sensitivity to parasitic magnetic fields Apr. 8, 2008
7352164 Device for measuring an electric current Apr. 1, 2008
7336064 Apparatus for current measurement Feb. 26, 2008
7332903 Device and method for measuring a current flowing in an electrical conductor Feb. 19, 2008
7330022 Power monitoring system Feb. 12, 2008
7327133 Current measuring device using hall sensors Feb. 5, 2008
7323860 Hall IC type current sensor of vehicle-mounted power converter Jan. 29, 2008
7321227 Measuring electrical current flowing through a conductor Jan. 22, 2008
7321226 Temperature compensated and self-calibrated current sensor using reference current Jan. 22, 2008
7315161 Micro-electromechanical system (MEMS) based current and magnetic field sensor having capacitive sense components Jan. 1, 2008
7312603 Electrical measuring instrument having detachable current clamp Dec. 25, 2007
7309980 Current sensing circuit for use in a current measurement probe Dec. 18, 2007
7307412 Inductive measurement system and method Dec. 11, 2007
7298133 Magnetic flux concentrator anti-differential current sensor with flux concentrating recesses Nov. 20, 2007
7298131 Current sensors Nov. 20, 2007
7292144 Apparatus and method for contact-less switching Nov. 6, 2007
7282904 Device for measuring the intensity of a strong current passing through a wire Oct. 16, 2007
7279884 Temperature compensated and self-calibrated current sensor using reference magnetic field Oct. 9, 2007
7279885 Temperature compensated current sensor using reference magnetic field Oct. 9, 2007
7274186 Temperature compensated and self-calibrated current sensor Sep. 25, 2007
7271580 Apparatus and method for programmable trip settings in a faulted circuit indicator Sep. 18, 2007
7268532 Apparatus and method for calculating offset value for an electric sensor Sep. 11, 2007
7265530 Adaptive slope compensation for switching regulators Sep. 4, 2007
7259545 Integrated sensor Aug. 21, 2007
7256573 Distributed active transformer power control techiques Aug. 14, 2007
7256574 Device for measuring electric current intensity Aug. 14, 2007
7253602 Self-powered power bus sensor employing wireless communication Aug. 7, 2007
7253601 Current sensor having hall element Aug. 7, 2007
7253603 Current sensor arrangement Aug. 7, 2007
7250748 Integrated anti-differential current sensing system Jul. 31, 2007
7239123 Multiplexed dual-purpose magnetoresistive sensor and method of measuring current and temperature Jul. 3, 2007
7230414 Current sensor that includes a pair of segments Jun. 12, 2007
7230413 Flexible current sensor Jun. 12, 2007
7227348 Apparatus for measuring an a.c. current in a cable Jun. 5, 2007
7224158 Circuit arrangement and a method for compensating changes of a transfer factor of a magnetic field sensor arrangement May. 29, 2007
7221143 Hall IC type current sensor of vehicle-mounted power converter May. 22, 2007
7221144 Micro-electromechanical system (MEMS) based current and magnetic field sensor having improved sensitivities May. 22, 2007
7221142 Measuring devices May. 22, 2007
7218092 Magnetic bridge type current sensor, magnetic bridge type current detecting method, and magnetic bridge for use in that sensor and detecting method May. 15, 2007

1 2 3 4 5 6 7 8 9 10


 
 
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