| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 02/08/2005 | US6853097 Uniterruptible power supply and its starting method |
| 02/08/2005 | CA2304250C Method and apparatus for detecting and reporting a power outage |
| 02/03/2005 | WO2004051830A3 Stand-by power supply shutdown at power on |
| 02/03/2005 | US20050028014 Intelligent power management control system and method |
| 02/03/2005 | US20050024905 Uninterruptible power supply device |
| 02/03/2005 | US20050024012 Method and apparatus for conserving battery for operation of a low intensity optical communication probe |
| 02/03/2005 | DE10330834A1 Verfahren und Vorrichtung zur Versorgung wenigstens einer Last Method and apparatus for supplying at least one load |
| 02/02/2005 | EP1503474A1 Power management system and method |
| 02/02/2005 | CN2676481Y Automatic delivering device for standby power supply |
| 02/02/2005 | CN1574545A Parallel operating system for uninterrupible power units |
| 02/02/2005 | CN1574542A Charging and discharging control apparatus for backup battery |
| 02/01/2005 | US6849967 Automatic transfer switch for microturbine and method of operation |
| 01/27/2005 | DE10348162B3 Vehicle redundant power device for supplying redundant power to a motor vehicle's safety-related consumers like X-by-wire systems has drive train control devices to trigger power supply devices |
| 01/25/2005 | US6847131 Power supply device and electronic equipment |
| 01/25/2005 | US6847130 Uninterruptible power system |
| 01/20/2005 | WO2005006516A1 Emergency electric power supply unit |
| 01/20/2005 | WO2005006515A2 Method and device for supplying at least one load consumer |
| 01/20/2005 | US20050012395 Integrated closed loop control method and apparatus for combined uninterruptible power supply and generator system |
| 01/20/2005 | US20050012336 Mobile, self-sufficient operating assembly for providing electrical energy |
| 01/20/2005 | DE10330578A1 Gleich- und Stromrichter für eine Wechselstromquelle mit einem Anschluß für eine Ersatzstromquelle DC and converter for an AC power source with a connection for a backup power source |
| 01/19/2005 | CN2672700Y Intelligent energy saving power system |
| 01/19/2005 | CN1567675A Apparatus for monitoring inverter bypass switching |
| 01/19/2005 | CN1567674A Bulb protecting device and method |
| 01/19/2005 | CN1567671A Electric supply recovery self-starting device of UPS system |
| 01/19/2005 | CN1185748C Consumer battery having built-in indicator |
| 01/19/2005 | CN1185421C Power changing system for two-way changing between hydraulic energy and electric energy |
| 01/18/2005 | US6845020 Power converter system |
| 01/13/2005 | WO2005004306A1 Uninterruptible power supply for the back up of ac-power supply |
| 01/13/2005 | WO2005004305A1 Illumination apparatus comprising an illumination device for emergency or guidance illumination and which also can comprise at least one ordinary light fitting |
| 01/13/2005 | WO2005002927A1 Power supply for vehicle |
| 01/13/2005 | US20050007071 Circuit arrangement for an autonomous power supply system, and a method for its operation |
| 01/13/2005 | US20050007063 Power supply adapter and power supply system |
| 01/13/2005 | US20050007024 Apparatus and methods for providing an emergency lighting augmentation system |
| 01/13/2005 | US20050006958 Grid-connected power systems having back-up power sources and methods of providing back-up power in grid-connected power systems |
| 01/12/2005 | EP1496594A1 Electronic power supply for an emergency lighting with fluorescent lamp |
| 01/12/2005 | EP1496592A1 Back-up battery for a cellular telephone |
| 01/12/2005 | EP1495915A1 Power supply management system for vehicle mounted apparatus |
| 01/12/2005 | EP1360090B1 Motor vehicle electric system |
| 01/06/2005 | WO2005000656A1 Vehicle power source device |
| 01/06/2005 | US20050002212 Electric power converting device |
| 01/06/2005 | US20050001589 Encrypted response smart battery |
| 01/05/2005 | EP1494332A2 Power management topologies |
| 01/05/2005 | DE10245309B4 Schaltungsanordnung für die Notbeleuchtung Circuit arrangement for emergency lighting |
| 01/04/2005 | US6838783 Wake up system for electronic component supported on a vehicle |
| 12/30/2004 | US20040263347 Power control apparatus |
| 12/30/2004 | US20040263118 4 & 3 series battery stack voltage power source selector |
| 12/29/2004 | EP1284041A4 Uninterruptible power supplies employing fuel cells |
| 12/29/2004 | CN2667776Y Double-channel AC power supply automatic change-over device |
| 12/29/2004 | CN2667299Y Lamp bulb without power-off |
| 12/29/2004 | CN1558528A Non-disturbance switching method of double control system for electrophoresis painting power supply |
| 12/29/2004 | CN1558527A Intelligent computer power supply |
| 12/29/2004 | CN1558248A Earth fault detection circuit for battery |
| 12/29/2004 | CA2619583A1 Electric submersible pumps |
| 12/28/2004 | US6836175 Semiconductor integrated circuit with sleep memory |
| 12/23/2004 | WO2004112231A2 Rectifier/power converter for an ac power source having a connection for a back-up power source |
| 12/23/2004 | WO2004049089A3 Method for reducing the current consumption of a microprocessor provided with a watchdog circuit |
| 12/23/2004 | WO2003096508A9 Power supply unit |
| 12/23/2004 | US20040257789 Low-voltage lighting apparatus for satisfying after-hours lighting requirements, emergency lighting requirements, and low light requirements |
| 12/23/2004 | US20040257041 Charging and discharging control apparatus for backup battery |
| 12/22/2004 | EP1488492A1 Lighting system comprising a plurality of sealed lighting modules supplied by a plurality of primary coils housed in a sealed carrier |
| 12/21/2004 | US6833685 Battery charger with standby mode |
| 12/21/2004 | US6833635 Dual input DC-to-DC power converter |
| 12/16/2004 | WO2003017405A3 Systems for and methods of providing primary, auxiliary or backup power to one or more loads |
| 12/15/2004 | EP1485978A2 Separate network and method for operating a separate network |
| 12/15/2004 | CN2664254Y Dual-purpose energy-saving desk lamp for both emergency and electric supply |
| 12/09/2004 | US20040246085 Device and method for eliminating transformer excitation losses |
| 12/09/2004 | US20040245877 Flywheel system with synchronous reluctance and permanent magnet generators |
| 12/08/2004 | CN1553554A Static switch device for realizing uninterrupted power supply system switching control |
| 12/07/2004 | US6828733 Remote lamp control apparatus |
| 12/02/2004 | WO2004105212A1 Power system for a telecommunication facility |
| 12/02/2004 | US20040240244 Parallel operating system for uninterrupible power units |
| 12/02/2004 | CA2525660A1 Power system for a telecommunication facility |
| 12/01/2004 | EP1482621A1 Uninterruptive power source apparatus |
| 12/01/2004 | EP0846363B1 Accumulator device for an electrical and/or electronic apparatus and telecommunication terminal comprising such a device |
| 12/01/2004 | CN1551449A Unit resident normal/ emergency power supply switch board and its power supply automatic converting device |
| 12/01/2004 | CN1178344C Power source system switching device |
| 11/30/2004 | US6826061 Off-line non-step voltage regulation uninterruptible power supply |
| 11/30/2004 | US6825578 State machine controlled automatic transfer switch system |
| 11/30/2004 | CA2413589C Emergency power supply device |
| 11/25/2004 | WO2004082110A3 Programmable peripheral power hub module |
| 11/25/2004 | US20040234384 Hurricane and power outage fan |
| 11/25/2004 | US20040233687 Uninterruptile power source apparatus |
| 11/25/2004 | US20040233602 Automatic transfer switch capable of receiving input power having voltage within a wide range |
| 11/25/2004 | US20040232885 Uninterruptible power supply |
| 11/25/2004 | US20040232884 Self-diagnosis system for an energy storage device |
| 11/25/2004 | US20040232881 Power controller for a vehicle |
| 11/24/2004 | EP1479151A2 Universal uninterruptible power supply input circuitry and methods for configuring same |
| 11/24/2004 | EP0919077A4 High efficiency lighting system |
| 11/24/2004 | CN1549418A Charging circuit for on-line interdynamic non-power off power supply apparatus |
| 11/23/2004 | CA2264614C Methods and apparatus for providing startup power to a genset-backed uninterruptible power supply |
| 11/18/2004 | WO2004100352A2 Output augmentation equipment |
| 11/18/2004 | WO2004070912A8 Distributed power generation, conversion, and storage system |
| 11/18/2004 | US20040227494 Constant voltage discharge device |
| 11/18/2004 | DE10009770B4 Elektronische Steuervorrichtung für ein Kraftfahrzeug und Datensicherungsverfahren hierfür Electronic control device for a motor vehicle and data backup method therefor |
| 11/17/2004 | EP1478083A2 Constant voltage discharge device |
| 11/17/2004 | EP1478077A1 Uninterrupted power supply and the method for driving its converters |
| 11/17/2004 | EP1478076A1 Power factor correcting circuit for uninterrupted power supply |
| 11/17/2004 | EP1478072A2 Apparatus and method for redundant power supply in a vehicle |
| 11/17/2004 | CN2657261Y Re-improved special time-delay control switch |
| 11/17/2004 | CN1547305A Two circuit power supply intelligent noncontact switching device with automatic switching and hot reserve function |