| Patents for G01R 21 - Arrangements for measuring electric power or power factor (6,609) |
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| 04/03/2013 | CN103018545A Whole cabinet power consumption test method |
| 04/03/2013 | CN101501507B Apparatus for measuring distortion power quality index and method of operating the apparatus |
| 04/03/2013 | CN101410717B Device and method for measuring electrical power |
| 03/28/2013 | US20130080097 Systems and methods to isolate lower amplitude signals for analysis in the presence of large amplitude transients |
| 03/28/2013 | US20130080093 Power computing apparatus and method |
| 03/28/2013 | US20130080091 Communication system using wireless power |
| 03/28/2013 | US20130076339 Non-Intrusive Electrical Load Monitoring |
| 03/28/2013 | DE102011054002A1 Dezentrale Energieerzeugungsanlage mit Einrichtung und Verfahren zur Inselnetzerkennung Distributed power generation plant with device and method for islanding detection |
| 03/27/2013 | EP2573576A1 Method and system for appliance monitoring |
| 03/27/2013 | CN202837423U Wireless GPRS wind power power grid electric energy quality detection device based on DSP and ARM |
| 03/27/2013 | CN202837390U Power factor detection circuit |
| 03/27/2013 | CN202837389U Information output apparatus |
| 03/27/2013 | CN202836754U Collecting device for daily radiation intensity and photovoltaic generating capacity |
| 03/27/2013 | CN102998572A Playback device and method for recording power qualities |
| 03/27/2013 | CN102998523A Harmonic power calculating method for electric energy measuring |
| 03/26/2013 | US8407017 Automated emergency power supply test with variable, priority-based transfer times |
| 03/21/2013 | WO2013038176A2 Current measurement |
| 03/21/2013 | WO2013038044A1 Intelligent plug for domestic and industrial use in intelligent electricity networks |
| 03/21/2013 | US20130073232 Source Power Anomaly and Load Power Consumption Monitoring and Analysis |
| 03/21/2013 | US20130073108 System and method for real-time monitoring of power system |
| 03/21/2013 | US20130069625 Wireless Power Transfer Test System |
| 03/21/2013 | DE102011113336A1 Arrangement for monitoring system for inductive energy transfer from stationary portion to handset, has evaluation unit that generates output signal based on primary winding power and signal received from secondary winding output |
| 03/21/2013 | DE102011083066A1 Vorrichtung zur Leistungsmessung und Magnetresonanzeinrichtung Apparatus for measuring performance and magnetic resonance device |
| 03/20/2013 | CN202815126U Equipment for testing capacitive touch screen |
| 03/20/2013 | CN202815081U Ballast line power testing arrangement |
| 03/20/2013 | CN202815080U Line signal power judging circuit |
| 03/20/2013 | CN102981045A Normalized self-adaptive electric power measuring method |
| 03/20/2013 | CN102981037A Monitoring system of service conditions of electrical appliances and application method of monitoring system |
| 03/19/2013 | US8400661 Virtual printing currency for promoting environmental behavior of device users |
| 03/14/2013 | WO2013036855A2 Real-time monitoring of electric power system voltage stability margins |
| 03/14/2013 | US20130066773 Intelligent administration system for paying electric bill |
| 03/14/2013 | US20130066569 Power generation predicting apparatus and method thereof |
| 03/14/2013 | US20130063169 Evaluation board |
| 03/14/2013 | US20130063130 Image forming system, power calculation method, and power calculating apparatus |
| 03/13/2013 | CN202794331U Electric power circuit energy saving monitoring system |
| 03/13/2013 | CN202794329U Undersampling-based radio astronomical broadband radiometer system |
| 03/13/2013 | CN202794328U Apparatus for testing power of solar cell panel |
| 03/13/2013 | CN202794306U Electric power circuit load measuring and recording apparatus |
| 03/12/2013 | US8396678 Peakpower energy management and control system method and apparatus |
| 03/12/2013 | US8396607 Grid responsive control device |
| 03/12/2013 | US8395389 Lamp with metering device |
| 03/07/2013 | WO2013030655A1 Electricity meter |
| 03/07/2013 | US20130060494 Method of calculating current correction formula for power strip, current measuring method, and power strip |
| 03/07/2013 | US20130060472 Systems, methods and apparatus for indexing and predicting wind power output from virtual wind farms |
| 03/06/2013 | EP2566003A2 Energy distribution assembly with a control device and a current sensor |
| 03/06/2013 | CN102957081A Gas laser apparatus equipped with power calculation unit |
| 03/06/2013 | CN102955115A Power testing system |
| 03/06/2013 | CN102095925B Electronic reactive power meter based on Walsh transformation algorithm |
| 03/06/2013 | CN101248359B 损耗功率的测量 Loss of power measurement |
| 03/05/2013 | US8391496 Smart energy network configuration using an auxiliary gateway |
| 02/28/2013 | US20130054166 Information processing apparatus, information processing method, and program |
| 02/28/2013 | US20130054165 Method and arrangement for controlling dc power output in utility meter |
| 02/28/2013 | US20130054164 Distributed status calculations in an electricity network with the aid of agents |
| 02/28/2013 | US20130054163 Power measuring system |
| 02/28/2013 | DE102011111972A1 Energieverteilungsanlage mit einer Steuervorrichtung und einem Stromsensor Power distribution system with a control device and a current sensor |
| 02/27/2013 | EP2562552A2 Powerline modem device |
| 02/27/2013 | EP2561370A2 Appliance monitoring and control systems |
| 02/27/2013 | CN202757996U System for power factor measurement |
| 02/27/2013 | CN202757994U Light source power detecting device |
| 02/27/2013 | CN102944851A Power supply performance measuring device for communication module of intelligent electric energy meter |
| 02/27/2013 | CN102944740A Test method of power consumption of node in cabinet |
| 02/26/2013 | US8386809 System and method for configuring a power device |
| 02/26/2013 | US8386198 Real-time power line rating |
| 02/21/2013 | US20130046494 Meter having a fiber optic interface |
| 02/20/2013 | EP2560012A1 Voltage-modifying device for electric meter |
| 02/20/2013 | EP2558873A1 Gateway-based ami network |
| 02/20/2013 | CN102937667A Wireless, intelligent and controllable metering equipment used for socket |
| 02/13/2013 | CN202735404U A power detection circuit and an electric fan using the power detection circuit |
| 02/13/2013 | CN102934462A Quantised monitoring of power-consumption |
| 02/13/2013 | CN102934461A Monitoring of power-consumption |
| 02/13/2013 | CN102928778A Starting comprehensive characteristic testing system of three-phase motor of nuclear power station |
| 02/13/2013 | CN102928660A Reactive power measurement method based on finite impulse response (FIR) digital filter |
| 02/13/2013 | CN102928659A High-precision power measuring circuit |
| 02/13/2013 | CN102928658A Refrigeration equipment, refrigerator and device with real-time energy consumption monitoring function |
| 02/07/2013 | WO2013017663A1 System for measuring electrical power, transformation unit comprising such a system and method for measuring electrical power using such a system |
| 02/07/2013 | US20130035885 Topology identification in distribution network with limited measurements |
| 02/07/2013 | CA2843069A1 System for measuring electrical power, transformation unit comprising such a system and method for measuring electrical power using such a system |
| 02/06/2013 | CN102914693A Maximum power point tracker |
| 02/06/2013 | CN102914692A Power monitoring and management with remote access |
| 02/05/2013 | US8370652 Automatic discovery of server to power-circuit connections |
| 02/05/2013 | US8370093 Method and system for calculating energy metrics of a building and one or more zones within the building |
| 02/05/2013 | US8370092 Method of timing demand and time-of-use functionality with external clock source |
| 02/05/2013 | US8369055 Method for setting free detection of out of step condition in electrical power system |
| 02/05/2013 | US8368331 Methods and apparatus for monitoring average current and input power in an electronically commutated motor |
| 01/31/2013 | US20130030733 Utility meters configured to execute multiple collection agents |
| 01/31/2013 | US20130030732 Devices, methods, and systems for occupancy detection |
| 01/31/2013 | US20130030731 Alternating-current electric quantity measuring apparatus and alternating-current electric quantity measuring method |
| 01/31/2013 | US20130027023 Power detector and method for detecting power |
| 01/31/2013 | US20130027020 Method for determining a maximum power point of photovoltaic generators |
| 01/30/2013 | CN202710658U Automatic detection device for active radio frequency tags |
| 01/30/2013 | CN102901867A Independent heat-circuit thermosensitive terahertz power probe |
| 01/29/2013 | US8364429 Systems and methods for metering and analyzing energy consumption of events within a portable device |
| 01/29/2013 | CA2784942C Utility meter providing an interface between a digital network and home electronics |
| 01/24/2013 | WO2013011425A1 Multi-modal data improvement for power disaggregation systems |
| 01/24/2013 | US20130024142 Quasi iso-gain supply voltage function for envelope tracking systems |
| 01/24/2013 | US20130024141 Energy consumption analysis using node similarity |
| 01/24/2013 | US20130021020 Power source monitoring device, lens barrel, camera, and power source monitoring method |
| 01/24/2013 | DE102011107932B3 System und Verfahren zur Bestimmung elektrischer Kenngrößen System and method for determining electrical characteristics |
| 01/23/2013 | EP2549280A1 System and method for determining electrical characteristics |
| 01/23/2013 | EP2548276A1 Method and apparatus for recording electrical consumption and production |