| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 04/10/2013 | CN103033681A Precision-metrology intelligent ammeter |
| 04/10/2013 | CN103033655A Intelligent electric energy meter with accurate timing module |
| 04/04/2013 | WO2013049126A1 Systems and methods for data compression and feature extraction for the purpose of disaggregating loads of an electrical network |
| 04/04/2013 | WO2013048020A1 Apparatus and method for managing electric devices, and mobile device and system adapted to the method |
| 04/04/2013 | WO2013047940A1 Electronic power meter for detecting an n phase current based on waveform superposition of a three phase input current, and n phase current detecting method using same |
| 04/04/2013 | WO2013045287A1 Method for determining manipulation of an energy consumption measuring device |
| 04/04/2013 | DE102011083862A1 Verfahren zur Ermittlung von Manipulationen an einer Energieverbrauchsmesseinrichtung Method for determining by manipulation of a power consumption measuring device |
| 04/04/2013 | DE102011083792A1 Isolationsfehlersuchgerät und Vorrichtung zur Isolationsfehlerlokalisierung in einem ungeerdeten Stromversorgungsnetz Insulation fault detection device and device for insulation fault location in an ungrounded power system |
| 04/03/2013 | CN202854230U External-magnetic-field-interference-resistant single-phase intelligent electric meter of which main circuit adopts transformer |
| 04/03/2013 | CN202854229U Energy consumption monitoring, subentry measuring, analyzing and early warning system |
| 04/03/2013 | CN202854228U Three phase electric energy metering system |
| 04/03/2013 | CN202854214U Full-voltage loss measuring device and intelligent electric meter |
| 04/03/2013 | CN202854206U Multi-tap type current transformer with voltage not less than 110kV |
| 04/03/2013 | CN103018584A Measuring and verifying method for electric power and electric quantity conservation of electric power boost reconstruction |
| 04/03/2013 | CN103018552A Three-phase digital type intelligent electricity meter |
| 04/03/2013 | CN103018551A Single-phase intelligent electric energy meter with ZigBee communication module |
| 04/03/2013 | CN103018550A Novel electric energy measurement control module of filtering reactive compensation device |
| 04/03/2013 | CN103018549A Master-slave mode alternating current-direct current power metering method |
| 04/03/2013 | CN103018548A Electricity-saving appliance with electricity saving quantity display and application method of electricity-saving appliance |
| 04/03/2013 | CN103018510A Isolated serial peripheral interface (SPI) bus electric energy measuring module and APLC electricity meter |
| 04/03/2013 | CN101410717B Device and method for measuring electrical power |
| 03/28/2013 | WO2013042100A1 Energy management system |
| 03/28/2013 | US20130076337 Dynamic RF Power Measurement with Visualization |
| 03/27/2013 | EP2573576A1 Method and system for appliance monitoring |
| 03/27/2013 | CN202837395U Acquisition, monitoring, analysis and alarm system for independent-room energy consumption in office buildings |
| 03/27/2013 | CN202837394U Synchronous sampling device for triphase low voltage power grid alternating current data |
| 03/27/2013 | CN202837393U Electricity stealing calculating device |
| 03/27/2013 | CN202837392U Gprs network electric energy meter |
| 03/27/2013 | CN202837391U Electric power monitor with function of multi-mode self-adaptive communication |
| 03/27/2013 | CN103004138A 网络系统 Network Systems |
| 03/27/2013 | CN103004137A Method for controlling component for network system |
| 03/27/2013 | CN103004136A 网络系统 Network Systems |
| 03/27/2013 | CN102998525A Multifunctional single-phase electric energy measuring circuit and automatic ammeter calibrating method thereof |
| 03/27/2013 | CN102998524A Device and method for monitoring an electric apparatus or installation, electric installation comprising one such device |
| 03/26/2013 | CA2790756A1 Method and system to monitor and control energy |
| 03/21/2013 | WO2013039275A1 Method and device for detecting zero phase component |
| 03/21/2013 | WO2012156712A3 Optimising use of energy |
| 03/20/2013 | CN202815123U Electricity utilization type analysis system based on community adopting intelligent electric meter |
| 03/20/2013 | CN202815088U Smart electric energy meter and meter reading system for public utility instruments |
| 03/20/2013 | CN202815087U Electronic electric energy meter capable of reducing alternating electromagnetic interference |
| 03/20/2013 | CN202815086U Remote single-phase charge-control intelligent electric energy meter |
| 03/20/2013 | CN202815085U 三相智能电能表 Three-phase smart meter |
| 03/20/2013 | CN202815084U 三相电能表 Three-phase power meter |
| 03/20/2013 | CN202815083U Metering device specific for energy saving reconstruction |
| 03/20/2013 | CN202815082U Three-phase ammeter |
| 03/20/2013 | CN202815076U Safety control system for generator |
| 03/20/2013 | CN202815032U Strong-magnetic-preventing three-phase kilowatt-hour meter |
| 03/20/2013 | CN102981070A Electric energy comprehensive information collecting system |
| 03/20/2013 | CN102981069A Electric energy comprehensive information acquisition terminal |
| 03/20/2013 | CN102981047A Multifunctional digital meter |
| 03/20/2013 | CN102981046A Manganese-copper sampler capable of resisting power frequency interference |
| 03/20/2013 | CN102981037A Monitoring system of service conditions of electrical appliances and application method of monitoring system |
| 03/20/2013 | CN102014118B Method for reading multiple electric energy meters generally |
| 03/20/2013 | CN101846697B Pneumatic rod electrode and switch linking device for determining ignition energy |
| 03/20/2013 | CN101754506B Electromagnetic oven power automatic calibration method and circuit |
| 03/14/2013 | DE102012215341A1 Verfahren und System zur Zeitreferenzierung von Messwerten eines Verbrauchszählers METHOD AND SYSTEM FOR Zeitreferenzierung of measured values of a utility meter |
| 03/13/2013 | CN202797884U Intelligent household breaker |
| 03/13/2013 | CN202794334U Wide-range direct current standard electric energy meter |
| 03/13/2013 | CN202794333U Wind power electric energy meter based on DSP and ARM |
| 03/13/2013 | CN202794332U Intelligent electric energy meter based on MSP430 |
| 03/13/2013 | CN202794331U Electric power circuit energy saving monitoring system |
| 03/13/2013 | CN202794330U Three-phase four-wire charge intelligent electric energy meter |
| 03/13/2013 | CN202794306U Electric power circuit load measuring and recording apparatus |
| 03/13/2013 | CN102967758A Separating method for indirect subentry measurement of building energy consumption |
| 03/13/2013 | CN102967757A High-voltage electricity metering method, device and system |
| 03/13/2013 | CN102967756A Heating circuit of electric energy meter for low temperature environment |
| 03/13/2013 | CN102175912B Method for testing residential air conditioner energy consumption |
| 03/13/2013 | CN101769960B Sampling module for extensible single-phase electronic energy meter |
| 03/07/2013 | WO2013031886A1 Forgotten power switchoff detection device, forgotten power switchoff detection program, forgotten power switchoff detection method, and detection system |
| 03/07/2013 | WO2013030655A1 Electricity meter |
| 03/07/2013 | WO2013030072A1 System and method to securely report and monitor utility consumptions within a communication network |
| 03/07/2013 | DE102011081992A1 Device for estimating energy or power input of control device for energy or power input estimating arrangement of motor vehicle, has signal processing section, which has delta-sigma modulators operated with two analog measuring voltages |
| 03/07/2013 | CA2847471A1 Capacitive rf coupler for utility smart meter radio frequency communications |
| 03/06/2013 | EP2566125A1 System and method to securely report and monitor utility consumptions within a communication network |
| 03/06/2013 | EP2565656A2 Systems, methods, and apparatus for locating faults on an electrical distribution network |
| 03/06/2013 | CN202770908U Measurement mechanism capable of reducing electromagnetic influence for single-phase electronic electric energy meter |
| 03/06/2013 | CN202770907U Three-branch bidirectional active energy meter |
| 03/06/2013 | CN102955464A Power display device and system and method, control program and recording medium |
| 03/06/2013 | CN101988960B Digital electric meter capable of dynamically compensating and correcting reading |
| 02/27/2013 | EP2562548A1 Detection device and detection system |
| 02/27/2013 | CN202758183U Single-phase meter valve controller |
| 02/27/2013 | CN202757997U Electric energy meter |
| 02/27/2013 | CN202757994U Light source power detecting device |
| 02/27/2013 | CN102947714A Classifying devices by fingerprinting voltage and current consumption |
| 02/27/2013 | CN102946088A Switch-on/off control circuit for electric meter relay and intelligent electric meter |
| 02/27/2013 | CN102946083A Intelligent household circuit breaker |
| 02/27/2013 | CN102944790A Enterprise power consumption information detection method and system |
| 02/27/2013 | CN102944741A Abnormal power usage monitoring method based on local power reference |
| 02/27/2013 | CN102175913B Electricity-getting device of power transformer |
| 02/21/2013 | WO2013024919A1 Connection error detecting apparatus and method which detect a connection error in a smart meter |
| 02/21/2013 | DE102011052730A1 Cover for connection space of electricity meter, has devices for mechanical coupling of electricity meter at cover equipments, where cover equipments are provided for electrical connection of electricity meter with connection space |
| 02/20/2013 | EP2559015A2 Method and apparatus for displaying power consumption |
| 02/20/2013 | CN202748407U Low-cost single-phase harmonic electric energy meter |
| 02/20/2013 | CN202748406U Three-phase electric energy meter with wide current range |
| 02/20/2013 | CN202748403U Device for improving current sampling linear range and electric energy measuring accuracy of electric energy meter |
| 02/20/2013 | CN202748396U Portable electric parameter acquisition device |
| 02/20/2013 | CN102937667A Wireless, intelligent and controllable metering equipment used for socket |
| 02/13/2013 | CN202735406U Single-phase electric parameter acquiring device |
| 02/13/2013 | CN202735405U Intelligent electric energy meter |
| 02/13/2013 | CN202735383U Intelligent malignant load recognition and protection device capable of displaying load power |