| Patents for G01R 11 - Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption (8,227) |
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| 07/20/1994 | CN2172475Y Card administrative auxilary device for watt-hour meter |
| 07/20/1994 | CN2172474Y Changing old watt-hour meter into 4 times overload long-service one |
| 07/13/1994 | CN2171867Y Watt-hour meter casing cabable for measuring complex charge ratio |
| 07/13/1994 | CN2171866Y Integral magnetic bearing for watt-hour meter |
| 07/13/1994 | CN2171865Y Energy-saving anti-theft watt-hour meter |
| 07/13/1994 | CN1089359A Circuit and apparatus for in-line test of AC circuit |
| 07/06/1994 | CN2171115Y Special tariff meter |
| 06/29/1994 | CN2170524Y Multifunctional energy-saving single-phase watt-hour meter |
| 06/29/1994 | CN2170523Y Sub-watt-hour meter |
| 06/22/1994 | CN2169851Y Electric power monitor |
| 06/08/1994 | CN2168257Y Multi-function electric-charging controller |
| 06/08/1994 | CN2168256Y Energy-saving multi-function protector for preventing from fraudulent use of electricity |
| 06/08/1994 | CN2168255Y Two multiplying-power electric meter damping device |
| 06/08/1994 | CN2168254Y Digital-indicating cover for electric meter |
| 06/08/1994 | CN2168253Y Axial photic direct-reading tele-transfer electric meter |
| 06/01/1994 | CN2167373Y Electricity meter box with avoiding fraudulent use function |
| 05/31/1994 | US5317546 Time-of-use calendar events method and apparatus for a meter register |
| 05/25/1994 | EP0598521A2 A commodity consumption meter |
| 05/25/1994 | EP0598520A2 A commodity consumption meter |
| 05/25/1994 | CN2166454Y Precollecting bill user card for electric meter |
| 05/25/1994 | CN2166453Y Multi-function three-phase anti-stealing electricity controller |
| 05/25/1994 | CN2166452Y Electric meter with signal output apparatus |
| 05/25/1994 | CN2166451Y Anti-stealing electricity device for electric meter |
| 05/25/1994 | CN2166450Y Quantity of electricity controller for submeters of public lights |
| 05/25/1994 | CN2166449Y Energy-saving anti-overflow electric meter |
| 05/25/1994 | CN2166448Y Multi-function protector for electric meter |
| 05/18/1994 | CN2165447Y Intelligent kilowatt-hour meter |
| 05/18/1994 | CN2165446Y Magnetic card type kilowatt-hour meter |
| 05/11/1994 | CN1086604A Multifunctional single phase watt-hour meter |
| 05/04/1994 | CN2164051Y Integrated circuit card-type pre-paying charge domestic electric meter |
| 05/04/1994 | CN2164050Y Protective cover for avoiding or indicating fraudulent use of electricity |
| 05/04/1994 | CN2164049Y Multifunction arrangement for avoiding or indicating fraudulent use of electricity |
| 04/27/1994 | CN2163385Y Electricity forward purchasing device |
| 04/13/1994 | CN2161930Y Electronic card type intelligent kilowatt-hour meter by computer-management |
| 04/13/1994 | CN2161929Y Energy-saving device for kilowatt-hour meter |
| 04/13/1994 | CN2161928Y Prepayment kilowatt-hour meter |
| 04/06/1994 | CN2160914Y Prepaying type tariff meter for watt-hour meter |
| 04/06/1994 | CN2160913Y Electric card type intelligence watt-hour meter |
| 04/06/1994 | CN2160912Y Pre-tariff meter for quantity of electricity |
| 04/06/1994 | CN2160911Y Multifunctional watt-hour meter |
| 04/06/1994 | CN2160910Y Batch meter for avoiding or indicating fraudulent use of electricity |
| 03/30/1994 | EP0589817A1 Antifraud device in electronic electricity meters |
| 03/30/1994 | CN2160118Y Integreted sectioned electric meter |
| 03/23/1994 | CN2159566Y Energy saving protector for electric power meter |
| 03/22/1994 | US5296803 Watt-hour meter cover with battery hatch/reset switch and optical communication port |
| 03/16/1994 | CN1083930A Apparatus for preventing illegal use of electric energy |
| 03/09/1994 | CN2158542Y Domestic device for controlling the use of electricity |
| 03/09/1994 | CN2158541Y Watt-hour meter |
| 03/09/1994 | CN2158540Y Watt-hour meter special for each hour time measuring |
| 03/09/1994 | CN2158539Y Electricity-fraudulence-proof arrangement watt-hour meter |
| 03/08/1994 | US5293115 Method and system for sensing removal of a utility meter from its socket |
| 03/02/1994 | CN2158087Y Electric current meter |
| 02/23/1994 | CN2157522Y Arrangement for avoiding fraudulent use of electricity |
| 02/22/1994 | CA2023021C Watthour meter socket adapter with interface connection |
| 02/16/1994 | CN2156513Y Compound fee rate time section controller |
| 02/16/1994 | CN2156512Y Electricity measuring automatic controller |
| 02/09/1994 | EP0434803B1 Support of opto-electronic pick-up for energy consumption counter |
| 02/02/1994 | CN2155022Y Non-power loss card recording quantitative watt-hour meter |
| 02/02/1994 | CN2155021Y 3-phase 4-line combined watt-hour meter |
| 02/02/1994 | CN2155020Y No-load energy saving device of one-phase watt-hour meter |
| 02/02/1994 | CN1081513A Device for indicating fraudulent use of electricity |
| 02/01/1994 | USRE34531 Watthour meter socket adapter |
| 01/26/1994 | CN2154486Y Automatic acount watt-hour meter with anti-theft electric and pre-bye electricity quantity |
| 12/29/1993 | CN2151467Y Energy saver of electric meter |
| 12/29/1993 | CN1080055A Setting method for preventing stealing electricity by overtaking watt meter |
| 12/22/1993 | CN2150581Y Watt-hour collecting and repeating device |
| 12/15/1993 | CN2149630Y Sensing device for electric meter for directly reading out |
| 12/14/1993 | US5270639 Time of use register for use with a utility meter |
| 12/08/1993 | CN2148966Y 安全磁卡电能表 Security card Meter |
| 12/01/1993 | CN2148334Y Cipher card type rationing kilowatt-hour meter |
| 12/01/1993 | CN2148333Y Multifunctional protecting arrangement for avoiding fraudulent use of power |
| 11/24/1993 | CN2147541Y Return-rotary-proof device for power electric meter |
| 11/24/1993 | CN2147540Y Remote controlling transformation measuring box |
| 11/24/1993 | CN2147539Y Electric meter installation box |
| 11/24/1993 | CN1078806A Computerized electric power meter and degree number pre-setter |
| 11/17/1993 | CN2146715Y Leakage-proof single-phase watt-hour meter avoiding or indicating fraudulent use of electricity |
| 11/10/1993 | CN2146002Y Energy saver for kilowatt-hour meter |
| 10/27/1993 | CN2144824Y Electric wire with anti-fraudulent use function |
| 10/20/1993 | CN2144311Y Batch meter capable of avoiding or indicating fradulent use of electricity |
| 10/20/1993 | CN2144310Y Electric meter capable of avoiding or indicating fradulent use of electricity |
| 10/13/1993 | CN2143783Y 电能计量仪 Power meter |
| 10/13/1993 | CN2143782Y Single phase electric meter with shock-proof and leakage-proof protective function |
| 09/22/1993 | EP0561714A2 Electric utility revenue meter polycarbonate base |
| 09/22/1993 | EP0561713A2 Induction watt hour meter rotary disc mounting and bearing system |
| 09/22/1993 | EP0561712A2 Induction watt hour meter non-intrusive and concealed pulse initiator |
| 09/22/1993 | CN2142573Y Computer charging watt-hour meter |
| 09/22/1993 | CN1076526A Method and apparatus for electronic meter testing |
| 09/21/1993 | CA2315936A1 Electrical utilty revenue meter |
| 09/16/1993 | WO1993018410A1 Tamper-proofing for consumption meters |
| 09/08/1993 | CN2141896Y Safety watt-hour meter box for avoiding fraudulent use of electricity |
| 09/02/1993 | WO1993017345A1 Method and apparatus for electronic meter testing |
| 08/11/1993 | EP0554618A2 Electricity meter |
| 07/13/1993 | US5227668 Meter tampering detector |
| 07/07/1993 | CN2137815Y Metrological device for electricenergy with function of preventing fraudulent use of electricity |
| 06/30/1993 | EP0549519A1 Device for registering the manipulation of a mechanical part |
| 06/23/1993 | CN1073528A Secret card type watt-hour meter |
| 06/22/1993 | CA1319396C Redundant pulse monitoring in electric energy metering system |
| 06/17/1993 | DE4143277A1 Electronic power meter integrated in current transformer - Receives current lead led through transformer so that voltage input of wattmeter always automatically results with correct alignment of current and voltage |
| 06/16/1993 | CN2136472Y Magnetic thrust bearing with temp.-compensating guide in magnetic cup |
| 06/08/1993 | US5216802 Method of using a convertible metered power system to convert between temporary and permanent metered electric service |