| Patents for G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127) |
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| 04/24/2003 | US20030076085 Wide-band RF signal power detecting element and power detecting device using the same |
| 04/22/2003 | US6553353 Advanced metering system enabling regulation and billing of utilities by third party interagent |
| 04/16/2003 | EP1301758A1 A utility meter |
| 04/16/2003 | CN1105919C Opto-electronic voltameter using optical meter |
| 04/10/2003 | US20030067294 Electric power meter - optical reading device |
| 04/09/2003 | CN1409121A Digital electric power meter |
| 04/03/2003 | WO2003027840A1 Utility meter having computer network access for receiving an interpretive language program to implement new meter functionality |
| 04/03/2003 | US20030065459 Expandable intelligent electronic device |
| 04/02/2003 | CN1407342A Method for electric charge payment by utilizing intelligent card and intelligent card kilowatt meter |
| 03/27/2003 | WO2003014748A9 Improvement in or relating to electricity meters |
| 03/26/2003 | EP1296147A1 System and method for estimating power consumption of electric apparatus, and abnormality alarm system utilizing the same |
| 03/19/2003 | CN2540636Y Carrier automatic alarm device for avoiding fraudulent using electric |
| 03/19/2003 | CN1403825A Intelligent integrated power measuring and controlling meter |
| 03/13/2003 | US20030050737 Energy-smart home system |
| 03/05/2003 | CN2539186Y Bus type modularied electric energy meter |
| 03/04/2003 | US6528986 Inner component board assembly for an electric utility meter |
| 02/27/2003 | WO2003003029A3 A method and apparatus for reading and controlling electric power consumption |
| 02/26/2003 | EP1285280A2 Solid-state single-phase meter and methods and apparatus for programming such meter |
| 02/26/2003 | CN2537982Y Novel electric energy and electric power measuring meter |
| 02/26/2003 | CN1399135A Triphase complex electric energy meter |
| 02/25/2003 | US6526360 Power consumption display device for machine |
| 02/20/2003 | WO2003014748A1 Improvement in or relating to electricity meters |
| 02/20/2003 | US20030036867 Time reference compensation for improved metering accuracy |
| 02/20/2003 | US20030036864 Redundant precision time keeping for utility meters |
| 02/20/2003 | US20030034900 System and method for wireless automatic meter reading |
| 02/13/2003 | WO2003012463A1 Solid-state electricity meter |
| 02/12/2003 | CN1396447A Method and device for measuring residual hydrogen of hydrogen accumulator |
| 02/11/2003 | US6518743 Wide-band RF signal power detecting element and power detecting device using the same |
| 02/06/2003 | US20030025493 Solid-state electricity meter |
| 02/05/2003 | CN1395109A Electric power management apparatus |
| 02/05/2003 | CN1395107A Electronic type electric power meter pulse metering device |
| 01/30/2003 | US20030020455 Method and apparatus for measuring electrical energy consumption for multiple consumers |
| 01/22/2003 | EP1278071A2 Apparatus for measuring the electrical current circulating in at least one electrical conductor and method of correcting faults in such apparatus |
| 01/22/2003 | CN1392518A Real time monitoring and analyzing technology for power line damage |
| 01/22/2003 | CN1392416A Portable electric meter |
| 01/16/2003 | US20030011372 Method and device for checking the charge state of a battery, in particular a rechargeable battery for a cellular mobile telephone |
| 01/14/2003 | US6507794 Energy meter with power quality monitoring systems and methods |
| 01/09/2003 | WO2003003029A2 A method and apparatus for reading and controlling electric power consumption |
| 01/09/2003 | CA2451671A1 A method and apparatus for reading and controlling electric power consumption |
| 01/08/2003 | CN1390296A Low impedance encoder for a utility meter |
| 01/07/2003 | US6504357 Apparatus for metering electrical power and electronically communicating electrical power information |
| 01/02/2003 | US20030004660 Method and apparatus for reading and controlling electric power consumption |
| 01/02/2003 | US20030001560 Advanced instrument packaging for electronic energy meter |
| 01/02/2003 | DE20216393U1 Electricity meter mount has consumer switch operated by exchange of meter unit |
| 12/31/2002 | US6501257 High speed multifunction testing and calibration of electronic electricity meters |
| 12/25/2002 | CN2528023Y Digital pre-paying electric energy meter |
| 12/17/2002 | US6496783 Electric power calculation system |
| 12/12/2002 | WO2002099361A1 Uncertainty propagation system and method |
| 12/12/2002 | WO2002099360A1 Optical sensor for utility meters |
| 12/12/2002 | US20020186000 Electronic revenue meter with automatic service sensing |
| 12/05/2002 | US20020180417 Current Sensor |
| 12/04/2002 | CN1382994A Intelligent network method for detecting and recording electric energy metering failure |
| 11/28/2002 | WO2001088553A3 Solid-state single-phase meter and methods and apparatus for programming such meter |
| 11/21/2002 | WO2002012908A3 Electronic power meter with phase and non-linearity compensation |
| 11/20/2002 | EP1257832A1 System and method for digitally compensating frequency and temperature induced errors in amplitude and phase shift in current sensing of electronic energy meters |
| 11/20/2002 | CN2521622Y Network electric meter |
| 11/19/2002 | US6483291 Apparatus for measuring electrical power consumption |
| 11/19/2002 | US6483290 Apparatus for metering electrical power that determines energy usage data based on downloaded information |
| 11/07/2002 | US20020165677 Apparatus and method for seamlessly upgrading the firmware of an intelligent electronic device |
| 11/06/2002 | EP1255208A1 Method and metering system for metering the use of electronic devices |
| 11/06/2002 | CN2519912Y Infrared read out high-voltage power measurer |
| 11/06/2002 | CN1093940C Automated communication of electricity meter data |
| 11/05/2002 | US6476595 Advanced instrument packaging for electronic energy meter |
| 11/05/2002 | US6476592 Device and a method of metering and displaying energy consumption and a method of calibrating the device |
| 10/31/2002 | US20020162014 Intelligent electronic device with assured data storage on powerdown |
| 10/31/2002 | US20020161536 Internet ready, energy meter business methods |
| 10/30/2002 | EP0901610B1 Metering systems |
| 10/24/2002 | WO2002084309A1 Utility usage rate monitor |
| 10/24/2002 | CA2443987A1 Utility usage rate monitor |
| 10/23/2002 | CN2518112Y Small power load administrative terminal contg. multi-route metering simulation active watt-hour meter |
| 10/17/2002 | WO2002082105A1 Current sensor |
| 10/16/2002 | CN2516977Y Time-division rate electric energy meter with GSM/CDMA radio digital communication device |
| 10/16/2002 | CN1374531A Electric meter |
| 10/09/2002 | EP1247201A2 A method for managing a utility service utilizing a network |
| 10/08/2002 | US6462713 Antenna for electric meter and method of manufacturing thereof |
| 10/02/2002 | CN1372714A Remote energy monitoring apparatus and method |
| 10/01/2002 | US6459258 Methods and apparatus for controlling data flow in electricity meter |
| 09/25/2002 | EP1242932A1 User interface to facilitate, analyze and manage resource consumption |
| 09/10/2002 | US6448753 Digital meter for measuring alternating current |
| 09/06/2002 | WO2002049195A3 Auxiliary metering apparatus and methods |
| 09/04/2002 | EP1236020A1 Low impedance encoder for a utility meter |
| 09/04/2002 | CN2509587Y Remote reading meter |
| 08/28/2002 | EP1234289A1 System and method for wireless automatic meter reading |
| 08/28/2002 | CN2508251Y Spread spectrum carrier electric energy meter |
| 08/21/2002 | CN1089438C Measuring process for measuring chargeable electrical consumption from an electrical network and electronic electricity meter |
| 08/15/2002 | WO2002029514A3 Web bridged energy management system and method |
| 08/08/2002 | US20020107648 Methods and apparatus for data transfer in electronic energy meters |
| 08/06/2002 | US6429642 Programmable monitoring device for electric consumption |
| 08/06/2002 | US6429637 Electronic power meter with phase and non-linearity compensation |
| 07/31/2002 | EP1226443A1 Electromagnetic wave sensor |
| 07/31/2002 | CN2503490Y Automatic alarm electric meter with electronic system for avoiding electric burglary |
| 07/24/2002 | CN2502274Y Portable kilowatt-hour meter |
| 07/18/2002 | WO2002056441A1 Method, system and regulating unit for controlling and monitoring electrical equipment |
| 07/17/2002 | CN2501059Y Multi-user multifunctional network single-phase electric energy meter |
| 07/11/2002 | WO2002054090A1 Inner component board assembly for an electric utility meter |
| 07/11/2002 | WO2002013413A8 System and method for interconnecting remote devices in an automated monitoring system |
| 07/10/2002 | CN1357765A Closed electronic pre-paying intelligent read-wroite watt-hour meter |
| 07/04/2002 | US20020084778 Inner component board assembly for an electric utility meter |
| 07/03/2002 | EP1220412A1 Method and device for controlling and monitoring consumption of electrical power |
| 07/03/2002 | EP1218821A1 Improved memory integrity for meters |