| Patents for G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411) |
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| 03/12/2008 | CN201035056Y AC electrical artificer meter |
| 03/12/2008 | CN101142488A Toroidal core current transformer comprising a phase compensation circuit |
| 03/12/2008 | CN100374867C Electro optical voltage sensor used for high voltage |
| 03/12/2008 | CN100374866C Temperature compensated electro optical voltage sensor |
| 03/11/2008 | US7342393 Multimeter with filtered measurement mode |
| 03/06/2008 | WO2008027453A2 Hall sensor with temperature drift control |
| 03/06/2008 | WO2008025319A1 Terminal unit of a bus system |
| 03/06/2008 | WO2007105141A3 Magnetic sensor device with gain stabilization |
| 03/06/2008 | US20080054880 Measurement device, method, program, and recording medium |
| 03/06/2008 | CA2661977A1 Hall sensor temperature drift control |
| 03/05/2008 | EP1894024A1 Device to detect without contact the tension in an electric cable |
| 03/05/2008 | EP1894022A1 Sensor module, system, and method for sensors in proximity to circuit breakers |
| 03/04/2008 | US7339680 Temperature-stabilized sensor coil and current sensor |
| 02/28/2008 | US20080048646 Precision, temperature-compensated, shielded current measurement device |
| 02/28/2008 | US20080048643 Current sensor with alternating magnetic excitation |
| 02/27/2008 | EP1891452A1 Current sensor |
| 02/27/2008 | CN101131405A Self-balancing mechanism of macrotype radio astronomy telescope source-feed locating platform |
| 02/26/2008 | US7337080 Method and apparatus for instrument transformer reclassification |
| 02/26/2008 | US7336064 Apparatus for current measurement |
| 02/21/2008 | WO2008019704A1 Measuring method and measuring apparatus with a hall element |
| 02/21/2008 | US20080042637 Magnetic toroid self resonant current sensor |
| 02/20/2008 | EP1889078A2 An improved system and method of mounting current transducers in proximity to circuit breakers |
| 02/20/2008 | EP1889077A1 Device for detecting an electric current |
| 02/20/2008 | EP1706751B1 High sensitivity magnetic built-in current sensor |
| 02/20/2008 | CN201025557Y Digital communication multi-function power measurement instrument with protective control |
| 02/20/2008 | CN101126773A Electronic type transformer high voltage side redundant backup circuit and failure detection method |
| 02/20/2008 | CN100370262C Cable core current detector |
| 02/19/2008 | US7332903 Device and method for measuring a current flowing in an electrical conductor |
| 02/14/2008 | US20080040054 System and method for analyzing lengths of branches of signal paths |
| 02/14/2008 | US20080036448 Method and system for measurement of current flows in fastener arrays |
| 02/14/2008 | DE102007034757A1 Stromsensor Current sensor |
| 02/14/2008 | DE102006038373A1 Electrical device, especially for determining electrical parameters, e.g. battery sensor, has conductive boundary surface between two conductor sections that is offset relative to the central axis |
| 02/14/2008 | DE102006037003A1 Filter throttle for filtering disturbances in converters in an automotive application comprises a current input conductor, a current flow output conductor connected to the input conductor and a throttle core |
| 02/13/2008 | EP1887366A2 Method and system for measurement of current flows in fastener arrays |
| 02/13/2008 | EP1886150A1 Current sensor |
| 02/13/2008 | CN101122619A Flexible rogowski coil for impulse current measurement |
| 02/13/2008 | CN101122618A Electrified information measuring device and circuit breaker with the same |
| 02/12/2008 | US7330033 Noncontact sensor |
| 02/12/2008 | US7330022 Power monitoring system |
| 02/06/2008 | EP1884784A1 Circuit and method for detecting electric current |
| 02/06/2008 | EP1884783A1 Current sensor with alternating magnetic excitation |
| 02/06/2008 | CN201017761Y 500kv SF6 insulation current mutual-inductor |
| 02/06/2008 | CN201017002Y High-voltage waveform accurate sensor |
| 02/06/2008 | CN101120258A Integrated device for measuring an alternating current |
| 02/06/2008 | CN100367617C Overload current protection apparatus |
| 02/05/2008 | US7327134 Method and system for transformer control |
| 01/31/2008 | WO2008012309A2 Current-sensing apparatus and method for current sensing |
| 01/31/2008 | WO2008011842A1 Current detection device |
| 01/31/2008 | US20080024114 Method and system for transformer control |
| 01/31/2008 | DE102006034580A1 Device for determining electrical variable in electrical circuit, comprises switching element arranged parallel to shunt, where medium is provided for opening and closing of element and for determining variable with opened element |
| 01/31/2008 | DE102006034579A1 Stromerfassungsvorrichtung und Verfahren zur Stromerfassung Current detection apparatus and method for current detection |
| 01/31/2008 | DE102006032762A1 Vorrichtung und Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stromes Apparatus and method for measuring a current flowing in an electric conductor current |
| 01/31/2008 | DE102005007971B4 Stromtransformator mit Kompensationswicklung Current transformer with compensation winding |
| 01/30/2008 | EP1882954A1 Device for measuring the electrical energy provided to a railway traction engine |
| 01/30/2008 | EP1882953A1 Current measuring device |
| 01/30/2008 | CN201015098Y Vacuum type voltage mutual inductor |
| 01/30/2008 | CN101115997A Assembly comprising an electric conductor for transmitting electric energy and method for determining the load of an electric conductor |
| 01/30/2008 | CN101113993A Device for measuring the electrical energy provided through high voltage wire to a railway traction engine |
| 01/29/2008 | US7323860 Hall IC type current sensor of vehicle-mounted power converter |
| 01/24/2008 | US20080018336 Electric potential measuring device and image forming apparatus |
| 01/24/2008 | DE102007027727A1 Device for detecting fault current in electrical circuits in machines, has electromagnetic filter, which is connected with measuring device for detecting fault current |
| 01/23/2008 | EP1419395A4 Magnetic field sensor using microelectromechanical system |
| 01/23/2008 | CN201011519Y Novel pouring type current mutual inductor |
| 01/23/2008 | CN101109771A Analog signal separating and transferring system used for high voltage measuring |
| 01/23/2008 | CN100363745C Phase modulation based optical fiber voltage measurement device |
| 01/22/2008 | US7321226 Temperature compensated and self-calibrated current sensor using reference current |
| 01/17/2008 | US20080012550 Reducing power consumption of electrical meters |
| 01/17/2008 | DE102006032763A1 Vorrichtung und Verfahren zur Messung eines in einem elektrischen Leiter fließenden Stromes Apparatus and method for measuring a current flowing in an electric conductor current |
| 01/16/2008 | EP1879037A1 Device and method for measuring a current flowing in an electrical conductor |
| 01/16/2008 | EP1879036A1 Device and method for measuring a current flowing in an electrical conductor |
| 01/10/2008 | WO2008005522A2 Precision,temperature - compensated, shielded current measurement device |
| 01/10/2008 | WO2007133980A3 Input by-pass circuit for a current probe |
| 01/10/2008 | WO2007075617A3 Current sensor |
| 01/10/2008 | US20080007249 Precision, temperature-compensated, shielded current measurement device |
| 01/09/2008 | EP1876461A2 Current measuring apparatus for battery |
| 01/09/2008 | CN201004076Y Power grid voltage detection circuit |
| 01/08/2008 | US7317604 Over-current protection device |
| 01/03/2008 | WO2008000677A1 A self-propelled inspection apparatus |
| 01/03/2008 | DE202006013311U1 Anschlusseinheit eines Bussystems Connection unit of a bus system |
| 01/02/2008 | EP1873535A1 A self-propelled inspection apparatus |
| 01/02/2008 | EP1256010B1 Device for detecting a magnetic field, magnetic field measurer and current meter |
| 01/02/2008 | CN201000810Y Flexible current mutual inductor |
| 01/02/2008 | CN201000809Y Open/close current transformer |
| 01/02/2008 | CN201000474Y Circuit fault indicator |
| 01/02/2008 | CN201000466Y Master-and-slave type digital multimeter |
| 01/02/2008 | CN201000465Y Dual display AC/DC clamp meter |
| 01/02/2008 | CN201000464Y Mutual inductor for measuring current |
| 01/01/2008 | US7315171 Electronic judging apparatus for working state of the equipment |
| 01/01/2008 | US7315162 Reducing power consumption of electrical meters |
| 01/01/2008 | US7315161 Micro-electromechanical system (MEMS) based current and magnetic field sensor having capacitive sense components |
| 12/27/2007 | US20070296399 Electrical system |
| 12/27/2007 | US20070296398 Housing for Movement Sensor With Protective Cover for Components |
| 12/27/2007 | DE10337976B4 Rekonstruktion von Originalsignalen aus Relativmessungen Reconstruction of original signals from relative measurements |
| 12/27/2007 | DE102006029547A1 Batteriesensoreinheit und Verfahren zur Herstellung der Batteriesensoreinheit Battery sensor unit and method of manufacturing the battery sensor unit |
| 12/26/2007 | CN200997333Y Dry high-voltage current mutual inductor of capacitant insulating |
| 12/26/2007 | CN200996973Y Isolated voltage collecting circuit |
| 12/25/2007 | US7312603 Electrical measuring instrument having detachable current clamp |
| 12/20/2007 | US20070290695 Method and Apparatus for Measuring Current |
| 12/20/2007 | US20070290675 Circuit for Supplying Electrical Energy to Measuring Instrument |
| 12/19/2007 | CN200993670Y IC card circuit board detection converting device |