| Patents for G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411) |
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| 06/13/2012 | CN102495259A Relay protection distributed terminal isolation sensing circuit |
| 06/13/2012 | CN102495258A Method and device for transmitting voltage signal on multichannel high-capacity converter transformer valve side |
| 06/13/2012 | CN102495257A Method for automatically computing remote measuring conversion factor of sampling terminal |
| 06/13/2012 | CN101782603B Flat-plate VFTO measuring sensor |
| 06/13/2012 | CN101458270B Systems and methods for dissipating heat generated during an electrical measurement |
| 06/12/2012 | US8199022 Test module for motor control center subunit |
| 06/12/2012 | US8198885 Shielded current sensor |
| 06/12/2012 | US8198884 Mini-measurement display for digital multimeter |
| 06/12/2012 | US8198870 System and method for performing ultracapacitor cell balancing |
| 06/12/2012 | DE202008018257U1 Auswertung schneller Stromänderungen Evaluation of fast current changes |
| 06/12/2012 | CA2414750C Method and apparatus employing a scaling factor for measuring and displaying an electrical parameter of an electrical system |
| 06/07/2012 | WO2012073732A1 Current sensor |
| 06/07/2012 | WO2012072558A1 Sensor with rogowski coil comprising a protection screen |
| 06/07/2012 | US20120139527 Mixed mode fluxgate current transducer |
| 06/06/2012 | EP2461168A1 Non-contact current sensor |
| 06/06/2012 | EP2460021A1 Method and device for determining a charge status of a battery using a fluxgate sensor |
| 06/06/2012 | EP2460020A1 Current sensing devices and methods |
| 06/06/2012 | EP1654549B1 Body capacitance electric body capacitance electric field powered device for high voltage lines |
| 06/06/2012 | DE102011055824A1 Kraftkompensierte Sonde Power-compensated probe |
| 06/06/2012 | DE102010062237A1 Method for calibrating magnetic field sensor used in automotive industry, involves determining sensitivity of sensor based on difference of strengths of magnetic field applied to magnetic field probe and difference of response voltages |
| 06/06/2012 | CN202267740U 电容电流成套测试装置 Capacitive current suite of test equipment |
| 06/06/2012 | CN202267701U 新型电压测量装置 New voltage measuring means |
| 06/05/2012 | US8193803 Current measuring device |
| 05/31/2012 | WO2012070772A1 Device for measuring current and power using a magnetic field |
| 05/31/2012 | WO2012070337A1 Current sensor |
| 05/31/2012 | WO2012070035A1 An ac current or voltage sensor |
| 05/31/2012 | WO2012069307A1 Measurement and/or voltage conversion device |
| 05/31/2012 | DE102010052346A1 Measuring unit e.g. microcomputer for measuring peak voltage in electricity distribution network, measures line voltage by evaluating divider voltages measured at different switching state, with consideration of values of impedances |
| 05/30/2012 | EP2135097B1 Method and device for evaluating fast current changes |
| 05/30/2012 | CN202261025U Isolation sampling circuit based on fly-back switch power source |
| 05/30/2012 | CN202258773U 10-kV electric-larceny-preventing integrated dry-type combined transformer |
| 05/30/2012 | CN202258769U Handstand sulfur hexafluoride (SF6) gas insulation current transformer |
| 05/30/2012 | CN202258757U Electronic current transformer adopting various energy harvesting modes |
| 05/30/2012 | CN202258756U Capacitive voltage transformer |
| 05/30/2012 | CN202258753U Capacitor type voltage mutual inductor |
| 05/30/2012 | CN202258751U Three-phase contact-finger type voltage transformer for handcart |
| 05/30/2012 | CN202258750U 10 kV combined transformer |
| 05/30/2012 | CN202258626U Novel combined PCB Rogowski coil |
| 05/30/2012 | CN202256580U Power line failure indicator |
| 05/30/2012 | CN202256485U Alternating current (AC) voltage sampling circuit |
| 05/30/2012 | CN202256477U Digital voltmeter adaptable for automatically switching range |
| 05/30/2012 | CN202256476U Zero passage signal detection circuit |
| 05/30/2012 | CN202256455U Magnetic balanced type Hall current sensor |
| 05/30/2012 | CN202256454U Current sensor |
| 05/30/2012 | CN202256453U Combined meter used for measuring single-phase voltage and current |
| 05/30/2012 | CN202256451U On-line monitoring device of power transformer magnetic bias direct current |
| 05/30/2012 | CN202256444U Thermal-resistance input/output isolated gate |
| 05/30/2012 | CN202256443U Universal meter of light guide column structure |
| 05/30/2012 | CN202256442U Fixing bracket for impulse receiving device of calibrator for electric energy meter |
| 05/30/2012 | CN102483431A 磁芯、具备该磁芯的电流传感器及电流测定方法 The core, the core comprising a current sensor and current measuring method |
| 05/30/2012 | CN102479610A 一种组合式电子互感器 A modular electronic transformers |
| 05/30/2012 | CN102479608A 一种可固定在母排上的电流互感器 One kind can be fixed in a current transformer busbars |
| 05/30/2012 | CN102479607A 一种单相电容分压型电子式电压互感器 A single-phase capacitor voltage divider type electronic voltage transformers |
| 05/30/2012 | CN102479606A 一种三相电容分压型电子式电压互感器 A three-phase capacitive voltage divider type electronic voltage transformers |
| 05/30/2012 | CN102087307B High precision full optical fiber current mutual inductor |
| 05/30/2012 | CN102013310B User external current transformer of pole-mounted circuit breaker |
| 05/30/2012 | CN101908416B High-insulativity, high-precision and environment-friendly capacitive divider |
| 05/30/2012 | CN101661054B Optical fiber DC comparator for DC high-voltage transmission |
| 05/30/2012 | CN101603978B Method and device for automatically converting measuring range in alternating current measurement |
| 05/30/2012 | CN101368982B Digital multimeter having housing sealing arrangement |
| 05/30/2012 | CN101283282B Current measurement circuit and method of diagnosing faults in same |
| 05/29/2012 | US8190391 Determining die performance by incorporating neighboring die performance metrics |
| 05/29/2012 | US8190380 Multipoint voltage and current probe system |
| 05/29/2012 | US8190379 Verifying an accuracy of a state estimation |
| 05/29/2012 | US8188884 Forward throw antenna utility meter |
| 05/24/2012 | US20120126789 Rogowski current sensor |
| 05/24/2012 | DE102010061838A1 Mess- und/oder Spannungsumwandlungseinrichtung Measurement and / or voltage conversion device |
| 05/24/2012 | DE10000306B4 Faseroptischer Stromsensor Fibre-optic current sensor |
| 05/23/2012 | CN202230862U After-current transformer |
| 05/23/2012 | CN202230858U PCB (printed circuit board) type Rogowski coil current transformer |
| 05/23/2012 | CN202230150U On-line monitoring intelligent terminal for electric power lightning arrester with fiber for power supply |
| 05/23/2012 | CN202230123U High-voltage charge indicator |
| 05/23/2012 | CN202230119U Novel two-channel intelligent electrical parameter measuring module |
| 05/23/2012 | CN202230118U Universal meter adopting multifunctional automatic output control circuit |
| 05/23/2012 | CN202230117U Color-screen digital universal oscilloscope |
| 05/23/2012 | CN202229770U Digital compensation device for analog quantity acquisition circuit |
| 05/23/2012 | CN102474170A 变换器装置用中继连接构件 Converter means connected with the relay member |
| 05/23/2012 | CN102472779A 混合模式磁通门电流换能器 Mixed mode fluxgate current transducer |
| 05/23/2012 | CN102472778A 用于借助于磁通门传感器确定电池的充电状态的方法和设备 Method and apparatus for determining the aid of flux gate sensor battery state of charge |
| 05/23/2012 | CN102472776A 电流输入变换器 Current input transducer |
| 05/23/2012 | CN102472775A 用于测量和/或生成电气变量的设备和方法 Measuring and / or device and method for generating an electrical variable |
| 05/23/2012 | CN102472774A 具有快速响应的宽动态范围静电计 Wide dynamic range with fast response electrometer |
| 05/23/2012 | CN102466751A 一种电流测量装置 A current measuring device |
| 05/23/2012 | CN102466750A 数字万用表的交流测量电路及交流测量方法 AC Digital Multimeter AC measurement methods and measuring circuit |
| 05/23/2012 | CN102466749A 一种自动确定合适量程的方法及万用表 An automatic method for determining the appropriate range, and the multimeter |
| 05/23/2012 | CN101958190B Shielding and isolating voltage mutual inductor |
| 05/23/2012 | CN101806822B Structure of high-voltage photoelectric conversion current sensor |
| 05/23/2012 | CN101769950B Full-optical fiber difference stream measuring device based on faraday effect |
| 05/23/2012 | CN101561456B Direct current side high-voltage detecting method of compressor driver |
| 05/23/2012 | CN101401003B Device and method for measuring a first voltage and a second voltage by means of a differential voltmeter |
| 05/22/2012 | US8185328 Device, method, and program for measuring signal, and recording medium |
| 05/22/2012 | US8183853 Power network sensor devices and related methods |
| 05/18/2012 | WO2012064810A2 Hall effect device and biasing method |
| 05/18/2012 | WO2012063584A1 Current sensor |
| 05/16/2012 | EP2453569A1 Inverter device relay-connecting member |
| 05/16/2012 | CN202221698U Multi-functional digital photoelectric mutual inductor combining device |
| 05/16/2012 | CN202221697U 35kvGIS special single-phase voltage transformer |
| 05/16/2012 | CN102460188A Apparatus and methods thereof for power consumption measurement at circuit breaker points |
| 05/16/2012 | CN102456477A 半绝缘防谐振式电压互感器 Semi-insulating anti-resonant voltage transformer |
| 05/16/2012 | CN102455377A 微机电系统的电流感测装置 Current sensing MEMS devices |