| Patents for G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411) |
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| 12/24/2009 | US20090315537 Sampling module and a method of sampling one or more analogue characteristics of a power transmission system |
| 12/24/2009 | DE102009019277A1 Spannungsmessung von Hochspannungsbatterien für Hybrid- und Elektrofahrzeuge Voltage measurement of high voltage batteries for hybrid and electric vehicles |
| 12/24/2009 | DE102008029477A1 Stromsensoranordnung zur Messung von Strömen in einem Primärleiter Current sensor arrangement for measuring current in a primary conductor |
| 12/24/2009 | DE102008029475A1 Stromsensoranordnung zur Messung von Strömen in einem Primärleiter Current sensor arrangement for measuring current in a primary conductor |
| 12/23/2009 | WO2009153824A1 Capacitive sensor to sense an electric field generated by a conductor |
| 12/23/2009 | WO2009153823A1 Capacitive sensor to sense an electric field generated by a conductor |
| 12/23/2009 | WO2009153485A1 Permanent or variable alternating magnetic field circulation sensor, and current sensor implementing such a sensor |
| 12/23/2009 | WO2009153069A1 Current sensor array for measuring currents in a primary conductor |
| 12/23/2009 | WO2009153036A1 Contactlessly operating current-measuring arrangement for measuring a battery current |
| 12/23/2009 | EP2136217A1 Electricity sensor assembly for measuring flows in a primary conductor |
| 12/23/2009 | EP2135099A2 Monitoring system in real time of the state of capacitance graded bushings of power transformers, power reactors, current transformers, circuit breakers and similar |
| 12/23/2009 | EP2135097A1 Method and device for evaluating fast current changes |
| 12/23/2009 | CN201369492Y Outdoor electric metering cabinet |
| 12/23/2009 | CN201369237Y Primary current sensor for PCB flat spiral coils of straight leads |
| 12/23/2009 | CN201369236Y Metal wrapping voltage transformer |
| 12/23/2009 | CN201369234Y Integral power frequency resonant reactor for field error calibration of capacitor voltage transformer |
| 12/23/2009 | CN201368894Y Sensor for measuring GIS internal very fast transient over-voltage |
| 12/23/2009 | CN101609108A Method for measuring voltage or current signal and sensor for realizing method |
| 12/23/2009 | CA2727348A1 Capacitive sensor to sense an electric field generated by a conductor |
| 12/17/2009 | WO2009151011A1 Current sensor |
| 12/16/2009 | EP2133701A1 Current measurement device and processing unit comprising such a device |
| 12/16/2009 | CN201364814Y Passive high-voltage wireless current transformer |
| 12/16/2009 | CN201364813Y Variable transformation ratio current sensor |
| 12/16/2009 | CN201364812Y Current transformer with capacitance differential pressure |
| 12/16/2009 | CN201364810Y Metal sprayed and wrapped voltage transformer |
| 12/16/2009 | CN201364356Y Cascade current sensor |
| 12/16/2009 | CN101606071A Current detector |
| 12/16/2009 | CN101603983A Current measurement device and processing unit comprising such a device |
| 12/16/2009 | CN101603980A Electronic-type current transformer for measuring low current, and analog signal processing method |
| 12/16/2009 | CN101603979A Embedded computer electrometric integrated instrument |
| 12/16/2009 | CN101603978A Method and device for automatically converting measuring range in alternating current measurement |
| 12/16/2009 | CN100570379C Method for digital multi-purpose meter on-line measurement for loop resistance value and the converter |
| 12/16/2009 | CN100570375C Optical sensor arrangement for electrical switchgear |
| 12/16/2009 | CN100570374C Self-balancing mechanism of macrotype radio astronomy telescope source-feed locating platform |
| 12/15/2009 | US7633287 Current sensor |
| 12/15/2009 | CA2362140C Polarization transformer and current sensor using the same |
| 12/11/2009 | CA2666192A1 Current measuring device and processing unit comprising one such device |
| 12/10/2009 | WO2009148823A1 Arrangements for a current sensing circuit and integrated current sensor |
| 12/10/2009 | DE102008002305A1 Arrangement for measuring current at electrical conductor to detect electrical state variable of battery of motor vehicle, has printed circuit board formed such that sensors are attached to adjacent current-conductive conductor |
| 12/09/2009 | EP2131468A1 Combined device for electrical protection against transient, temporary and permanent overvoltages |
| 12/09/2009 | CN201359922Y Anti-vibration block device for voltage transformer |
| 12/09/2009 | CN201359620Y High-insulation rotor voltage and current transformer |
| 12/09/2009 | CN201359615Y Isolating type integral point freezing single-phase carrier electric energy meter |
| 12/09/2009 | CN101600968A Optical voltage sensor |
| 12/09/2009 | CN101599356A Electronic voltage transformer of electricity distribution network and phase voltage measurement method thereof |
| 12/09/2009 | CN101598748A Thermo-compensation current sensing head as well as alternate current measurement method and system |
| 12/09/2009 | CN100568421C Capacitor with high temperature stability used for high voltage iron shell substation |
| 12/09/2009 | CN100567996C Two-range potentiometer |
| 12/08/2009 | US7629796 Contact type single side probe device and apparatus and method for testing open or short circuits of conductive lines using the same |
| 12/03/2009 | WO2009145214A1 Optical voltage sensor |
| 12/03/2009 | WO2009143851A1 Faraday optical current sensor arrangement |
| 12/03/2009 | US20090295384 Magnetic field sensor and electrical current sensor therewith |
| 12/03/2009 | US20090295367 Method to Communicate With Multivalved Sensor on Loop Power |
| 12/03/2009 | DE19944061B4 Hall-Effekt Stromwandler nach dem Kompensationsprinzip Hall effect current transformer according to the compensation principle |
| 12/03/2009 | CA2726213A1 Faraday optical current sensor arrangement |
| 12/03/2009 | CA2724859A1 Optical voltage sensor |
| 12/02/2009 | EP2128631A1 Faraday optical current sensor arrangement |
| 12/02/2009 | CN201355528Y Multimeter demonstrator |
| 12/02/2009 | CN201355371Y 冲击电压分压器 Impulse voltage divider |
| 12/02/2009 | CN201355370Y Insulation communication device of three-phase straight-through electronic energy meter |
| 12/02/2009 | CN100565221C Pressure cyst for AC magnetic capacity measurement and pressing device and AC magnetic capacity measuring systems thereof |
| 12/02/2009 | CN100565220C Method for compensating secondary current amplitude and phase error for current transformer |
| 12/01/2009 | US7626377 Hall-effect device with merged and/or non-merged complementary structure |
| 12/01/2009 | US7626376 Electric current detector having magnetic detector |
| 12/01/2009 | US7626375 System and method for configuring a display for a digital multimeter |
| 11/26/2009 | WO2009141250A1 Arrangement comprising a gas-tight measurement bushing |
| 11/26/2009 | US20090289618 Zero-phase current detecting apparatus |
| 11/26/2009 | US20090289617 Optical voltage sensor |
| 11/26/2009 | DE102008024730A1 Anordnung mit einer gasdichten Messdurchführung Arrangement with a gas-tight Measuring access |
| 11/25/2009 | EP2124067A1 Current detector |
| 11/25/2009 | CN201352493Y Current transformer used for metal armoured removing switch cabinet |
| 11/25/2009 | CN101587201A Full optical fibre quarter-wave plate and preparation method thereof |
| 11/25/2009 | CN101587141A Measuring device capable of automatically switching functions of low-pass filter |
| 11/24/2009 | US7622910 Method and apparatus for AC integrated current sensor |
| 11/24/2009 | US7622909 Magnetic field sensor and electrical current sensor therewith |
| 11/19/2009 | WO2009139521A1 Clamp type current sensor with rogowski coil |
| 11/19/2009 | WO2009138120A1 High voltage measurement device using poled fibers |
| 11/19/2009 | WO2009109760A3 Lightning detection |
| 11/19/2009 | WO2009109168A3 Current measuring device using a magnetically sensitive sensor for a power electronics system |
| 11/19/2009 | US20090287944 System and method of controlling an operating frequency in an electronic system |
| 11/19/2009 | US20090287436 Digital multimeter with automatic measurement selection function |
| 11/19/2009 | US20090287429 System, method, and program product for mapping circuits |
| 11/19/2009 | DE202009010319U1 Elektronisches Bauelement Electronic component |
| 11/18/2009 | CN201348931Y Optical fiber current transformer |
| 11/18/2009 | CN101581738A Overvoltage sensor of overhead transmission line |
| 11/18/2009 | CN101581737A Microwave current transducer |
| 11/18/2009 | CN101581736A Sampling path self-identifying method of three-phase electric energy meter on-site check gauge |
| 11/18/2009 | CN101581735A Sampling path self-identifying method of single-phase electric energy meter on-site check gauge |
| 11/17/2009 | US7620507 Impedance-estimation methods, modeling methods, articles of manufacture, impedance-modeling devices, and estimated-impedance monitoring systems |
| 11/17/2009 | US7620506 Measurement electronic device system |
| 11/17/2009 | US7619431 High sensitivity magnetic built-in current sensor |
| 11/17/2009 | CA2376732C A current-comparator-based four-terminal resistance bridge for power frequencies |
| 11/12/2009 | WO2009137070A1 Aggregator, monitor, and manager of distributed micro-generators |
| 11/12/2009 | WO2009135878A1 Structure of a magnetic-field gradient sensor and process for fabricating it in integrated technology |
| 11/12/2009 | US20090281739 Magnetic field sensor |
| 11/12/2009 | DE102008022373A1 Meßgerät sowie Verfahren zum Überwachen eines Meßgeräts Measuring device and method for monitoring of a measuring instrument |
| 11/12/2009 | DE102008002777A1 Messverfahren und -anordnung, insbesondere für Widerstands-Temperaturfühler Measurement method and arrangement, in particular for resistance temperature detectors |
| 11/12/2009 | CA2723634A1 Aggregator, monitor, and manager of distributed micro-generators |
| 11/11/2009 | EP2116855A2 Flow measuring device and method for galvanically separate measurement of flows |
| 11/11/2009 | EP2116854A1 Active current sensor and current measuring device |