| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 08/29/2002 | WO2002067404A1 Wireless communication device and method of switching power supply |
| 08/29/2002 | WO2002066293A1 Motor vehicle electric system |
| 08/29/2002 | US20020118556 Power converters with ac and dc operating modes and methods of operation thereof |
| 08/29/2002 | US20020118552 Power supply apparatus for the reduction of power consumption |
| 08/29/2002 | US20020117902 Remote safety switch for electric appliances |
| 08/29/2002 | US20020117900 State machine controlled automatic transfer switch system |
| 08/29/2002 | US20020117899 Telecommunications power distribution systems, telecommunications power distribution circuits and methods of supplying power to at least one telecommunications device |
| 08/29/2002 | DE10109186A1 Stellantrieb Actuator |
| 08/29/2002 | DE10109185A1 Stellantrieb Actuator |
| 08/28/2002 | EP1235323A1 Power supply for ac elevator |
| 08/28/2002 | CN1366500A Fault tolerant air bag bus system without transformer |
| 08/27/2002 | US6441581 Energy management system and method |
| 08/27/2002 | US6441505 Stacked cabinet backup generator |
| 08/22/2002 | WO2002065673A2 Energy conservation system |
| 08/22/2002 | WO2000039908A9 A reserve power system for any battery operated device |
| 08/22/2002 | CA2436073A1 Energy conservation system |
| 08/21/2002 | CN1365173A Three phase emergency power source |
| 08/20/2002 | CA2240560C Control circuit for selectively providing electrical energy to an electrically controlled lock actuator |
| 08/15/2002 | WO2002063744A1 Integrated uninterruptible power supply enclosure |
| 08/15/2002 | WO2001037397A9 Integrated flywheel uninterruptible power supply system |
| 08/15/2002 | US20020109412 Power conversion apparatus and methods using balancer circuits |
| 08/15/2002 | US20020109411 Uninterruptible power generation system |
| 08/15/2002 | US20020109410 System for providing assured power to a critical load |
| 08/15/2002 | US20020109409 Power energy distribution system controlling the distribution of energy |
| 08/15/2002 | US20020108372 Method of and apparatus for producing uninterruptible power |
| 08/14/2002 | EP1231698A2 Stand-by circuit for an electric apparatus |
| 08/14/2002 | EP1230709A2 Consumer battery having a built-in indicator |
| 08/14/2002 | EP0939997B1 Back-up battery management system for a dc power supply |
| 08/14/2002 | EP0925628B1 Methods and apparatus for providing startup power to a genset-backed uninterruptible power supply |
| 08/14/2002 | DE10106132A1 Aufwachschaltung für ein elektrisches Gerät Aufwachschaltung for an electrical appliance |
| 08/14/2002 | DE10104892A1 Schiffs-Elektrosystem Marine electrical system |
| 08/14/2002 | CN1363977A Power factor corrector for UPS |
| 08/14/2002 | CN1363974A UPS and drive method of its converter |
| 08/13/2002 | US6433697 Communication appliance having an emergency battery as well as a method for setting up said communication appliance |
| 08/13/2002 | US6433444 Modular fault tolerant power distribution system |
| 08/08/2002 | WO2002061917A1 Power supply |
| 08/08/2002 | WO2002061916A1 An uninterrupted electric power supply |
| 08/08/2002 | WO2002061912A1 Electrical system for a ship |
| 08/08/2002 | WO2002061910A2 Uninterruptible power supply system |
| 08/08/2002 | US20020105230 Integrated uninterruptible power supply enclosure |
| 08/08/2002 | CA2437204A1 Uninterruptible power supply system |
| 08/07/2002 | CN1362767A Automatic converting switch system and controller |
| 08/06/2002 | US6430068 Dual input, hot swappable dual redundant, enhanced N+1 AC to DC power system |
| 08/06/2002 | US6430062 Power supply apparatus for the reduction of power consumption |
| 08/01/2002 | WO2002060033A1 Power-supply arrangement |
| 08/01/2002 | WO2002060032A1 Uninterruptible power supply |
| 08/01/2002 | WO2002060031A2 Uninterruptible power supply |
| 08/01/2002 | WO2001093403A3 Backup battery recharge controller and battery reconnect system for a telecommunications power system |
| 08/01/2002 | US20020101218 Battery pack having memory |
| 08/01/2002 | US20020101119 Uninterruptible power supply system using a slip-ring, wound-rotor-type induction machine and a method for flywheel energy storage |
| 08/01/2002 | US20020100603 Battery wire lead management |
| 07/31/2002 | EP1227565A1 Power-supply arrangement |
| 07/31/2002 | EP1226643A1 Integrated flywheel uninterruptible power supply system |
| 07/30/2002 | US6427072 Reserve power system for any battery operated device |
| 07/30/2002 | US6426899 Integrated memory with a buffer circuit |
| 07/30/2002 | US6426887 Power control device, remote control receiving device and optical communication device with zero power consumption during standby |
| 07/30/2002 | US6426571 Firmware controlled drain-free circuit to allow backup battery installation at time of manufacture |
| 07/25/2002 | WO2002011263A3 Power grid backfeed protection apparatus |
| 07/25/2002 | DE10132682C1 Operating device for hot water heating system has current generator incorporated in hot water circuit providing current for switching relay connecting electronic control to voltage network |
| 07/25/2002 | DE10126007C1 Electrical power supply device for caravan has charging module for power supply battery coupled to network stage for providing back-up power supply upon failure of external power line connection |
| 07/25/2002 | DE10100767A1 Anordnung mit einem elektrischen Ladegerät und einem Mobilteil Arrangement with an electric charger and handset |
| 07/24/2002 | EP1225675A1 Arrangement comprising a charging device and a mobile unit |
| 07/24/2002 | CN1360741A Consumer battery having built-in indicator |
| 07/23/2002 | US6424600 Portable electronic device and control method for controlling the portable electronic device |
| 07/23/2002 | US6424119 Multiple energy storage device controller |
| 07/23/2002 | US6424057 Uninterruptible power supply (UPS) system with primary air cooling |
| 07/18/2002 | DE10063689A1 Clock with an internal timer for a household device has a reserve battery so that if network power is lost the internal timer saves the time, so that it does not have to be reset when power is regained |
| 07/17/2002 | EP1223752A2 Automatic mains switch device |
| 07/17/2002 | EP1223656A1 Power supply for a rotary printing machine |
| 07/17/2002 | EP1223655A1 External power supply control system for cellular phone |
| 07/17/2002 | EP1223653A1 Electric device and apparatus for charging battery unit, and method for charging and discharging |
| 07/16/2002 | US6420906 FET-OR circuit and power supply circuit using the same |
| 07/16/2002 | US6420850 Telecommunication power distribution systems and apparatuses and methods of supplying power to a telecommunication device |
| 07/16/2002 | US6420801 Alternative power supply connection |
| 07/11/2002 | WO2002054579A1 Mobile power generation system |
| 07/11/2002 | WO2002054572A1 Bi-directional power supply circuit |
| 07/11/2002 | WO2001073914A3 System for detecting defective battery packs |
| 07/11/2002 | US20020089233 Power supply device and electronic equipment |
| 07/11/2002 | US20020089183 Prime mover for powering an electrical generator |
| 07/11/2002 | DE10064755A1 Stromversorgung für eine Rotationsdruckmaschine Power supply for a rotary printing machine |
| 07/11/2002 | CA2439355A1 Mobile power generation system |
| 07/10/2002 | EP1221190A1 Device for providing an uninterrupted supply of power comprising an electrical machine and a flywheel |
| 07/10/2002 | EP0985261B1 Power pack |
| 07/04/2002 | WO2002052690A2 Battery charger circuit with low standby power dissipation |
| 07/04/2002 | WO2002052689A2 Back-up battery for a cellular telephone |
| 07/04/2002 | US20020084697 Automatic transfer switch systems and controllers |
| 07/04/2002 | DE10162955A1 Anordnung für das Energiemanagment einer unterbrechungsfreien Stromversorgung Arrangement for the energy management of an uninterruptible power supply |
| 07/04/2002 | DE10063753A1 Verfahren zur Spannungsversorgung nach dem Abschalten einer Brennkraftmaschine Method for voltage supply after shutting down an internal combustion engine |
| 07/04/2002 | CA2432719A1 Back-up battery for a cellular telephone |
| 07/03/2002 | EP1068661B1 Emergency operation device for a facility with an electric motor |
| 07/03/2002 | CN2498776Y Wind A.C. power source |
| 07/02/2002 | US6414403 Power unit |
| 06/27/2002 | WO2002050974A2 Powering device and medical installation comprising same |
| 06/27/2002 | WO2002049878A2 Method for providing the power supply once an internal combustion engine is switched off |
| 06/27/2002 | US20020081487 Back-up battery for a cellular telephone |
| 06/27/2002 | US20020080636 Portable power supply system and a method for providing electrical power |
| 06/27/2002 | US20020079877 Power supply for a rotary printing machine |
| 06/27/2002 | US20020079742 Emergency power supply |
| 06/27/2002 | US20020079741 Automatic transfer switch and engine control |
| 06/26/2002 | EP1217711A2 Electric energy distribution system and contactor for such system |