| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 01/20/2010 | CN101629976A Structure of electric energy metering assembly |
| 01/20/2010 | CN100582787C Electronic type watthour meter switching under electrification |
| 01/14/2010 | US20100007515 Information processing apparatus and connected device status display method |
| 01/13/2010 | EP2143063A1 System and method for integrated asset protection |
| 01/13/2010 | CN101625383A On-line monitoring device for power quality |
| 01/06/2010 | CN201378186Y Alternating/direct current combined electric energy meter |
| 01/06/2010 | CN201378185Y Current and voltage signal acquisition device of optoelectronic high voltage electric energy meter |
| 01/06/2010 | CN201378184Y Triphase four-wire system high voltage electric energy meter |
| 01/06/2010 | CN201378180Y Voltage/electric-quantity inquiring circuit for soy milk grinder |
| 01/06/2010 | CN201378177Y Anti-creeping circuit in energy metering chip |
| 01/06/2010 | CN201375405Y Electric quantity display and control device of electric pressure cooker |
| 01/05/2010 | CA2340731C Methods and apparatus for defining meter data calculations in an electronic electricity meter |
| 12/31/2009 | DE102005004525B4 Tragplatte für einen Zählerplatz Support plate for a counter space |
| 12/30/2009 | WO2009156656A2 Closing of an hf cut-off member |
| 12/30/2009 | WO2009109755A3 A power measurement system, method and/or units |
| 12/30/2009 | CN201374100Y Electric energy meter provided with independent crystal oscillator |
| 12/30/2009 | CN201374017Y Control circuit for household appliance capable of inquiring electric quantity and voltage in real time |
| 12/30/2009 | CN201373898Y High-voltage electrical energy collection terminal |
| 12/30/2009 | CN100575964C Electrical power measuring devices |
| 12/29/2009 | US7639000 Apparatus for electronically measuring or distributing electrical energy |
| 12/24/2009 | US20090315535 Method and system for detecting electricity theft |
| 12/23/2009 | EP2135488A2 System and method for graphically displaying energy consumption and savings |
| 12/23/2009 | CN201369492Y Outdoor electric metering cabinet |
| 12/23/2009 | CN101609454A Data storing and submitting method and intelligent equipment thereof |
| 12/22/2009 | US7635972 Rechargeable powering system in an electricity meter |
| 12/17/2009 | WO2009151889A2 Method for enabling monitoring of power consumption |
| 12/17/2009 | US20090309754 Wireless current transformer |
| 12/16/2009 | CN201364355Y Intelligent monitoring and control device for electric energy metering box |
| 12/16/2009 | CN201364351Y Metering cabinet of high-voltage power transmission line |
| 12/09/2009 | CN101598746A Electric larceny prevention metering circuit used for energy meter |
| 12/02/2009 | CN201355376Y Ultra-wide range single-phase multi-rate watt-hour meter |
| 12/02/2009 | CN101593965A Intelligent low-voltage motor protector with function of electric energy measurement |
| 12/02/2009 | CN100565390C Method and its device for time service based on GPS technology |
| 11/26/2009 | WO2009140777A1 Power measuring device |
| 11/25/2009 | CN201352235Y Three-phase multifunctional electric energy meter |
| 11/25/2009 | CN201352234Y Three-phase multifunctional electric energy meter |
| 11/25/2009 | CN201352233Y Three-phase multifunctional electric energy meter with power carrier communication |
| 11/25/2009 | CN101587144A Solar battery pack electric meter |
| 11/19/2009 | WO2009137902A1 Individualized self-monitoring system for transformers in power measurement installations and method of self-monitoring and diagnosis of transformers in power measurement installations |
| 11/19/2009 | US20090284251 Modular meter configuration and methodology |
| 11/19/2009 | DE102008023971A1 Anschlusssystem für einen elektronischen Stromzähler Connection system for an electronic electricity meter |
| 11/18/2009 | CN201349216Y Metering reading system for power line broadband network |
| 11/17/2009 | CA2340730C Methods and apparatus for controlling data flow in electricity meter |
| 11/11/2009 | EP2115397A1 Utility monitoring device, system and method |
| 11/11/2009 | CN101576585A Electronic electric energy meter metering full current and metering method thereof |
| 11/05/2009 | WO2009052361A3 Electrical power metering device and method of operation thereof |
| 11/04/2009 | CN201340440Y Clock generating circuit |
| 10/22/2009 | US20090261805 System and method for monitoring power in a utility meter |
| 10/21/2009 | EP1529218B1 Housing for a meter |
| 10/21/2009 | CN101561750A An electric meter SOC system and initialization method thereof |
| 10/15/2009 | WO2009088426A3 Utility disconnect monitor node with communication interface |
| 10/14/2009 | EP2108127A1 Methods and system for utility network outage detection |
| 10/14/2009 | CA2670210A1 Utility monitoring system |
| 10/08/2009 | US20090251130 Multimeter having communications via measurement terminals and communication system for same |
| 10/08/2009 | DE102008016034A1 Anordnung zur Energieerfassung und Anzeige in der Gebäudesystemtechnik Arrangement for energy capture and display in the Building Control |
| 10/07/2009 | CN201322780Y Switch machine test module |
| 10/07/2009 | CN201322763Y Remote meter reading device |
| 10/01/2009 | US20090248330 Watt-hour meter |
| 10/01/2009 | US20090243589 Surface-plasmon detector based on a field-effect transistor |
| 09/30/2009 | EP2104861A1 Energy management system |
| 09/30/2009 | EP2104860A2 Poly-phase electric energy meter |
| 09/30/2009 | EP2104859A2 Polyphase electric energy meter |
| 09/23/2009 | EP2103949A2 System for measurement and control of electrical energy consumption |
| 09/23/2009 | CN101542298A Electronic watthour meter |
| 09/23/2009 | CN101540538A Instrument capable of being powered by energy receiver |
| 09/23/2009 | CN101540080A Three-phase prepayment electric energy meter system based on GPRS communication and control method thereof |
| 09/16/2009 | CN201311452Y High-voltage direct measurer |
| 09/16/2009 | CN101533072A Intelligent battery current detection circuit of dual integrator based on flow work timing |
| 09/10/2009 | DE102007046921B4 Elektrizitätszähler Electricity meters |
| 09/09/2009 | CN101526565A Full-power electric energy measurement instrument |
| 09/09/2009 | CN101526557A Electricity steal-resistance load management method |
| 09/02/2009 | EP2096450A2 Watt-hour meter |
| 09/02/2009 | EP2096415A1 Electronic household meter for household use (household meter) |
| 09/02/2009 | CN201302592Y Electrical energy measuring cabinet |
| 09/02/2009 | CN101523226A System for power sub-metering |
| 09/02/2009 | CN101520477A Watt-hour meter |
| 09/02/2009 | CN101520476A Method for describing electric energy meter model |
| 09/02/2009 | CN100535671C Electricity degree metering mechanism used for electric charge shareing for building elevator |
| 08/28/2009 | CA2655686A1 Watt-hour meter |
| 08/27/2009 | WO2009104166A1 Energy consumption management |
| 08/26/2009 | EP0962003B1 Remote utility meter reading system |
| 08/26/2009 | CN201298056Y Multifunctional electronic electric energy meter |
| 08/26/2009 | CN201298049Y Memory recognition type electric energy meter |
| 08/26/2009 | CN201296176Y Remote wireless electricity consumption acquisition and management system dedicated to electric power locomotive engine |
| 08/26/2009 | CN101515005A Metering device with query function |
| 08/26/2009 | CN101515004A Integrated electricity meter with switching sampling phase voltage |
| 08/26/2009 | CN101514999A Electric power measurement multifunctional instrument system and method for measurement |
| 08/25/2009 | CA2401579C System and method for on-line monitoring and billing of power consumption |
| 08/20/2009 | DE202009007995U1 Gehäuse für wenigstens ein Wärme erzeugendes elektrisches Gerät Housing for at least a heat generating electrical device |
| 08/19/2009 | EP2089724A2 Electrical energy meter comprising at least one inductive type electricity measuring sensor, and associated sensor |
| 08/19/2009 | CN201293806Y Module for metering electric quantity capable of being mounted on PCB board |
| 08/13/2009 | WO2009099082A1 Power measuring system, measuring apparatus, load terminal, and device control system |
| 08/13/2009 | DE10361664B4 Energiezähleranordnung Energy meter arrangement |
| 08/12/2009 | EP2088437A1 Energy Meter with Power Quality Monitoring and Diagnostic Systems |
| 08/12/2009 | CN201289504Y Wide range energy counting device |
| 08/12/2009 | CN201289503Y Multifunctional electric energy meter |
| 08/12/2009 | CN201289500Y Intelligent energy management device |
| 08/12/2009 | CN101504611A Method and system for developing and debugging electric energy meter software |
| 08/05/2009 | CN201285413Y Full electronic type multifunctional electric energy meter having mobile hard disc |
| 07/29/2009 | EP2082242A2 Method, apparatus, and system for detecting hot socket deterioration in an electrical meter connection |