| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 07/29/2009 | CN101493484A Real time subsection power load measurement method |
| 07/22/2009 | CN201278001Y Power consumption monitoring instrument |
| 07/22/2009 | CN201278000Y Multi-charge rate double loop electric meter with resistive load monitoring |
| 07/22/2009 | CN100516897C Harmonic energy metering method |
| 07/16/2009 | WO2009088426A2 Utility disconnect monitor node with communication interface |
| 07/16/2009 | DE102007051347A1 Power consumption determination device for e.g. washing machine, has determination device for determining power consumption by using total power consumption values and information about operating condition of power consumptive devices |
| 07/16/2009 | CA2710663A1 Utility disconnect monitor node with communication interface |
| 07/15/2009 | CN201273922Y Three phase electronic multifunctional carrier electric energy meter |
| 07/15/2009 | CN201273921Y Electronic electric energy meter |
| 07/09/2009 | WO2009083142A1 Method and apparatus for analysing the power consumption in a machine |
| 07/09/2009 | DE202004021613U1 Elektronischer Elektrizitätszähler bzw. Rundsteuerempfänger für Elektrizitätszähler Electricity meter or ripple control receiver for electricity meters |
| 07/08/2009 | CN201269906Y Working mode switching control circuit for electronic type electrical energy meter |
| 07/08/2009 | CN201269905Y Input circuit used for metering chip of electronic electric energy meter |
| 07/08/2009 | CN101477148A Setting method of high-voltage electrical energy metering system apparatus |
| 07/02/2009 | DE102007063591A1 Installationsgerät Installation equipment |
| 07/02/2009 | DE102007063590A1 Elektrisches Installationsgerät Electrical installation device |
| 07/02/2009 | CA2748172A1 Reducing power consumption in a network by detecting electrical signatures of appliances |
| 06/24/2009 | CN201262634Y Portable wireless transmission electric energy meter |
| 06/18/2009 | WO2009075313A1 Electric power calculation device, price calculation device for calculating price of consumed electric power and price calculation method, vehicle information output device and information output method |
| 06/18/2009 | DE102007060544A1 Electronic reader at an inductive electricity consumption meter, with a rotating disk, has a scanner to register the disk rotation and a sensor to detect a current flow |
| 06/17/2009 | CN101458277A Three phase electric energy measurement apparatus |
| 06/16/2009 | US7548223 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 06/10/2009 | DE102007059032A1 Automated detection and transmission device for meter readings of consumption meter e.g. gas meter, in building, has connection cable for data transfer, and connecting antennas in reflector-antenna arrangement |
| 06/10/2009 | CN201255749Y Coal mine port electricity quantity monitoring terminal and monitoring system |
| 06/10/2009 | CN101452018A Electric energy meter programming method and device |
| 06/03/2009 | EP2065715A2 Electricity meter |
| 06/03/2009 | EP1108217B1 Methods and apparatus for controlling data flow in electricity meter |
| 06/03/2009 | CN201251600Y Weak current sampling energy meter |
| 06/03/2009 | CN101446604A Electricity meter |
| 05/28/2009 | WO2009066744A1 Energy management system |
| 05/28/2009 | WO2009066743A1 Energy management system |
| 05/28/2009 | WO2009066742A1 Energy management system |
| 05/28/2009 | WO2009066741A1 Energy management system |
| 05/28/2009 | DE202009003921U1 Halterung für elektronische Haushaltszähler Support for electronic household meter |
| 05/28/2009 | DE102008011396A1 Mounting for an electricity meter, in a building, takes two meters and data processing and/or transfer nits for conversion to electronic meters |
| 05/27/2009 | CN201247286Y Electronic three-phase multifunctional electric energy meter |
| 05/27/2009 | CN201247285Y Electronic three-phase power electric energy meter |
| 05/27/2009 | CN201247284Y Electro-on-site service terminal |
| 05/27/2009 | CN201247283Y Dual-loop dual-copper-manganese resistance sampling single-phase three-wire electric energy meter |
| 05/27/2009 | CN201247276Y Intelligent power utilization metering monitoring instrument |
| 05/27/2009 | CN201247273Y Electronic type three-phase multi-fee-rate electric energy meter |
| 05/27/2009 | CN201247272Y Electronic type single-phase multi-fee-rate electric energy meter |
| 05/27/2009 | CN201247271Y Electronic single-phase power electric energy meter |
| 05/27/2009 | CN201247268Y 电子式二合一电能表 Electronic Combo Meter |
| 05/27/2009 | CN201247267Y Electric energy collecting device based on dual-processor SPI interconnection |
| 05/27/2009 | CN101441240A Intelligent state monitoring method of medium-pressure switch apparatus |
| 05/27/2009 | CN101441231A Harmonic electric energy metering error analytical apparatus |
| 05/27/2009 | CN100492027C Real time collection storage apparatus used for electric energy computation chip |
| 05/27/2009 | CN100492026C Electric energy computation circuit removing DC and circuit removing DC |
| 05/26/2009 | US7539581 System and method for on-line monitoring and billing of power consumption |
| 05/26/2009 | CA2370020C Expandable intelligent electronic device |
| 05/21/2009 | US20090132096 System and method for on-line monitoring and billing of power consumption |
| 05/20/2009 | CN201242566Y 电能表 Meter |
| 05/20/2009 | CN101435834A Modular assembled electrical energy meter |
| 05/20/2009 | CN100489543C Electric power detecting circuit possessing automatic feedback and overload protection function |
| 05/14/2009 | WO2009061291A1 Improvements in hierarchy determination for power monitoring systems |
| 05/13/2009 | CN201237612Y High-tension electric energy metering device based on optoelectronic mutual inductor and Web issuance |
| 05/13/2009 | CN101430350A Electric power monitoring apparatus for real-time display of system power consumption |
| 05/13/2009 | CN100487466C Electric energy metering apparatus and metering method for full current loop resistance sampling |
| 05/13/2009 | CN100487464C Electric energy metering detection vehicle |
| 05/12/2009 | CA2350242C Improved memory integrity for meters |
| 05/07/2009 | DE102007051794A1 Mehrphasen-Festkörper-Wattstundenzähler Multi-phase solid-watt-hour meter |
| 05/06/2009 | CN201233427Y Multifunction electric energy meter |
| 05/06/2009 | CN201233426Y 电能表 Meter |
| 05/06/2009 | CN201233425Y Multifunction electric energy meter |
| 05/06/2009 | CN101424713A Three-phase four-wire high voltage energy measuring method and device |
| 05/06/2009 | CN100485398C Three-phase electric energy metering head |
| 04/30/2009 | DE102007046921A1 Measuring arrangement for use with three-phase or four-conductor network, has resistance network which forms neutral point and sum of measuring voltages is compared with testing voltage adjacent to neutral point |
| 04/29/2009 | EP1847003A4 Current sensing analog to digital converter and method of use |
| 04/29/2009 | CN101419251A Three phase electric energy meter based on C8051F310SOC single-chip |
| 04/28/2009 | CA2288875C Programmable monitoring device for electric consumption |
| 04/23/2009 | WO2009052361A2 Electrical power metering device and method of operation thereof |
| 04/23/2009 | WO2009049499A1 A modular electronic energy meter |
| 04/23/2009 | WO2009049424A1 System and method for temperature control using utility outlets |
| 04/23/2009 | US20090102456 Electrical Power Metering Device and Method of Operation Thereof |
| 04/23/2009 | CA2702440A1 Electrical power metering device and method of operation thereof |
| 04/22/2009 | CN201226012Y Ultracrystalline high voltage electric power batch meter |
| 04/22/2009 | CN101413971A Electrical energy meter and method for amplifying signal used therein |
| 04/16/2009 | US20090099801 System and method for on-line monitoring and billing of power consumption |
| 04/16/2009 | DE202008016628U1 Klemmenblock für Elektrizitätszähler sowie Elektrizitätszähler mit einem solchen Klemmenblock Terminal block for electricity meters and electricity meters with such a terminal block |
| 04/15/2009 | CN201222076Y Electric force metering circuit for preventing electricity from theft |
| 04/15/2009 | CN101410717A Device and method for measuring electrical power |
| 04/15/2009 | CN101408566A Method and system for displaying electric power consumption and electronic apparatus |
| 04/09/2009 | DE102007046640A1 Zählerplatz mit einem Stromzähler und einer neben dem Stromzähler angeordneten Sicherungseinrichtung Counter space with a power meter and arranged next to the electricity meter safety device |
| 04/08/2009 | EP1782317A4 Firmware power cycle routine |
| 04/08/2009 | CN101403773A Electric energy meter with WIFI communication function |
| 04/01/2009 | EP2042837A1 Meter device for communicating on a communication line |
| 04/01/2009 | CN201215573Y Electric energy meter having safety protection function |
| 04/01/2009 | CN201215566Y Electrical energy collecting device |
| 03/25/2009 | CN201213176Y Electric energy automatic metering intelligent socket |
| 03/25/2009 | CN101393667A Pre-payment management device for intelligent IC card |
| 03/19/2009 | WO2009033246A2 Method and device for measuring and monitoring |
| 03/18/2009 | CN201210177Y Special module for electric energy metering |
| 03/18/2009 | CN101387663A Ultra low power consumption full-decompression measuring set and measurement method |
| 03/18/2009 | CN101387662A Watthour meter of three phase electronic electric energy meter and measurement method |
| 03/18/2009 | CN101387661A Single-phase electric energy meter capable of avoiding fraudulent use of electricity and measuring calculation method capable of avoiding fraudulent use of electricity |
| 03/18/2009 | CN101387660A Portable wireless communication electric energy meter |
| 03/12/2009 | WO2008112181A3 System and method for graphically displaying energy consumption and savings |
| 03/11/2009 | CN201207142Y Electricity collecting system of transforming plant |
| 03/11/2009 | CN201207059Y Wide range electric power circuit of electronic type electrical energy meter |