| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 05/18/2006 | DE10261288B4 Einrichtung zur Lieferung einer Reserve- oder Notstromversorgung an eine Prozessorvorrichtung Means for providing a reserve or emergency power supply to a processor device |
| 05/17/2006 | EP0883924B1 Electric power supply device for producing a plurality of voltages and apparatus comprising such a device |
| 05/16/2006 | US7047431 Uninterruptible power supply unit for allowing a computer to wake up before receiving notification of power failure |
| 05/16/2006 | US7045975 Apparatus and methods for providing emergency safety lighting |
| 05/16/2006 | US7045914 System and method for automatically providing continuous power supply via standby uninterrupted power supplies |
| 05/16/2006 | CA2251448C Backup power circuit |
| 05/11/2006 | US20060097578 High reliability DC power distribution system |
| 05/11/2006 | DE202005020612U1 Device for controlling mains voltage failure has monitoring device for monitoring and control unit which slows down working of process elements in plant whereby change in kinetic energy of elements is thus converted into electrical energy |
| 05/10/2006 | EP1655858A2 Electrical supply apparatus and electrical power supply module |
| 05/10/2006 | EP1655821A2 Systems and methods for providing cooling in compressed air storage power supply systems |
| 05/10/2006 | CN1770589A Uninterruptible automobile theft-proof trumpet device |
| 05/09/2006 | US7043283 Ruggedized tradesworkers radio |
| 05/04/2006 | WO2006045684A1 Battery backed service indicator aids for field maintenance |
| 05/04/2006 | WO2006045366A1 Intelligent security connection device |
| 05/04/2006 | WO2005031954A3 Electrical systems, power supply apparatuses, and power supply operations methods |
| 05/04/2006 | CA2580470A1 Battery backed service indicator aids for field maintenance |
| 05/03/2006 | CN1768130A Culture treating device and automatic culture treating device |
| 05/03/2006 | CN1767313A Voltage controller for use in electronic appliance using a plurality of power sources and method thereof |
| 05/03/2006 | CN1254900C Device and method for managing power source |
| 05/02/2006 | US7038522 System and method for redundant power supply connection |
| 04/27/2006 | DE19717155B4 Kraftfahrzeuginsassenrückhaltesystem mit Energiereserveschaltung Motor vehicle occupant restraint system with energy reserve circuit |
| 04/27/2006 | DE10135286B4 Verfahren und Vorrichtung zur Überbrückung von kurzzeitigen Netzausfällen bei einem Matrixumrichter Method and device for bridging brief power failures in a matrix converter |
| 04/26/2006 | EP1650856A2 Power supply apparatus |
| 04/26/2006 | EP1649586A1 Programmable power converter |
| 04/26/2006 | CN2775915Y Double power source power supply automatic switching device |
| 04/26/2006 | CN2775914Y Solar energy power supply system for traffic lamps |
| 04/25/2006 | US7036035 System and method for power management in a computer system having multiple power grids |
| 04/25/2006 | US7034506 Emergency lighting equipment with automatic charge/discharge and monitoring system |
| 04/25/2006 | US7034414 Mobile AC-to-DC power conversion system |
| 04/18/2006 | US7030514 Power transfer switch assembly |
| 04/18/2006 | US7030510 Power-supply control apparatus |
| 04/18/2006 | US7029258 Injection molding machine system |
| 04/13/2006 | US20060078773 Method and system for controlling and recovering short duration bridge power to maximize backup power |
| 04/13/2006 | US20060076836 Electric or hybrid vehicle with a spare electric motor power source |
| 04/13/2006 | US20060076831 Power system including lithium-metal-polymer batteries |
| 04/13/2006 | DE19857540B4 Elektronische Schaltung für eine tragbare elektronische Einrichtung An electronic circuit for a portable electronic device |
| 04/12/2006 | EP1646124A2 Power supply circuit and method for stable system turn-off |
| 04/12/2006 | EP1645886A1 Rechargeable powering system in an electricity meter |
| 04/12/2006 | CN1759517A Emergency lighting |
| 04/12/2006 | CN1758824A Emergency light element having a digital addressable control interface |
| 04/12/2006 | CN1758503A Secondary power for critical loads for railroad |
| 04/12/2006 | CN1758502A Quick switch method of judged by current |
| 04/12/2006 | CN1758501A Power supply circuit and method for stable system turn-off |
| 04/11/2006 | US7026726 Uninterruptible power supply device |
| 04/06/2006 | US20060075266 Selector circuit for power management in multiple battery systems |
| 04/06/2006 | DE102004044761A1 Schaltungsanordnung zur kurzzeitigen Aufrechterhaltung einer Versorgungsspannung Circuit arrangement for briefly maintaining a supply voltage |
| 04/05/2006 | EP1642371A2 Method and device for supplying at least one load consumer |
| 04/05/2006 | EP1364454A4 Mobile power generation system |
| 04/05/2006 | EP1210758B1 Uninterruptible power supplies with dual-sourcing capability and methods of operation thereof |
| 04/05/2006 | CN2770193Y Coal mining machine wave carrier apparatus |
| 04/05/2006 | CN2770172Y Double-electric source automatic switching box |
| 04/05/2006 | CN2770171Y Automatic switching dual-power source and bypass cabinet |
| 04/04/2006 | US7023109 Uninterruptible power source apparatus |
| 04/01/2006 | CA2521930A1 Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter |
| 03/30/2006 | WO2006032147A1 Fuel cell power generation system |
| 03/30/2006 | WO2005101610A3 An electrical power supply system |
| 03/30/2006 | US20060066105 Mobile-power system with solar-powered hydrogen liberator, fuel cell, turbine, and capacitors |
| 03/30/2006 | DE4143674B4 Schaltungsanordnung zur Steuerung des Nachlaufs eines Steuergeräts in einem Kraftfahrzeug Circuit arrangement for controlling the lag of a control device in a motor vehicle |
| 03/30/2006 | DE202005017997U1 Voltage switching arrangement for information technology network in safety-critical applications, especially in hospitals, has control software used to coil switching currents |
| 03/30/2006 | DE102004044469A1 Device for starting motor vehicle internal combustion engine has control unit for monitoring state of battery charge, causing charging of capacitor unit by accumulator battery in event that capacitor unit falls below defined minimum charge |
| 03/30/2006 | CA2548595A1 Fuel cell power generation system |
| 03/29/2006 | EP1639691A2 Rectifier/power converter for an ac power source having a connection for a back-up power source |
| 03/29/2006 | CN2768281Y Intelligent dual power automatic switching box |
| 03/29/2006 | CN2768278Y Power switching device for gas water heater |
| 03/29/2006 | CN1754294A Uninterruptible power supplies with converter operation conditioned upon static switch communication and method of operation thereof |
| 03/29/2006 | CN1753272A Duplex battery power line for mobile communication terminal |
| 03/29/2006 | CN1753268A Control circuit of electric power output mode and its control method |
| 03/29/2006 | CN1248385C Power supply managing topological structure |
| 03/28/2006 | US7019989 Uninterruptible power supply system |
| 03/28/2006 | US7019483 Devices for position-controlled stopping of rotating components with position-controlled drive mechanisms in the case of voltage loss |
| 03/28/2006 | US7019420 Battery pack with built in communication port |
| 03/24/2006 | CA2482486A1 Fuel cell power generation system |
| 03/23/2006 | WO2006030432A1 An illumination unit employing a led or a fluorescent lamp for normal and emergency operation |
| 03/23/2006 | WO2005086570A3 Fuel control system and method for distributed power generation, conversion, and storage system |
| 03/23/2006 | US20060061215 Emergency situation power management system applied to an automotive vehicle |
| 03/23/2006 | DE202005018887U1 Lighting device e.g. for traffic systems, includes sensor with inputs of stored programmable control device for determining energy stored in battery and/or inverter |
| 03/23/2006 | DE102004037330A1 Self-sustaining electrical power supply device, e.g. for mobile phones, has electronic circuit with DC converter to adjust consumer's output power, where consumer is supplied with necessary output by interpretation of circuit on generator |
| 03/23/2006 | DE102004037329A1 Kompakte autarke Stromversorgungseinrichtung für mobile Kleingeräte Compact self-contained power supply device for small mobile devices |
| 03/22/2006 | CN2766439Y Automatic switch device for power supply |
| 03/22/2006 | CN1750354A Combination current hysteresis and voltage hysteresis control for a power converter |
| 03/21/2006 | US7015748 DC-DC converter circuit for converting an input voltage to an output voltage with a predetermined holdover time |
| 03/21/2006 | US7015699 Standby electric supply and a method for controlling the operation of a standby electric supply |
| 03/21/2006 | US7015599 Backup power management system and method of operating the same |
| 03/21/2006 | US7015598 Power control apparatus for a bicycle |
| 03/21/2006 | US7015404 Do-it-yourself system for portable generator |
| 03/16/2006 | US20060055250 Christmas light string with silicon triggered switch shunts |
| 03/15/2006 | EP1188213B1 Uninterruptible power supply utilizing thermal energy source |
| 03/15/2006 | CN2765367Y DC power supply panel |
| 03/15/2006 | CN2765363Y Dual power-leadin microcomputer protection, measurement and control system |
| 03/15/2006 | CN2764918Y Multifunctional controller for shutter door |
| 03/15/2006 | CN1748349A Power supply apparatus |
| 03/15/2006 | CN1747280A Uninterrupted power supply system with network concentrator function |
| 03/14/2006 | US7012825 Combined AC-DC to DC converter |
| 03/09/2006 | US20060049695 Portable power supply with computer ports |
| 03/09/2006 | US20060049637 Power system for a telecommunication facility |
| 03/08/2006 | EP1633029A2 Charging system for legged walking robot |
| 03/02/2006 | US20060044859 Power converter having temperature compensated output power |
| 03/02/2006 | US20060044801 Emergency lighting |
| 03/02/2006 | DE10028839B4 Verfahren und Vorrichtung zur Verlängerung der Nutzungsdauer eines schnurlosen Telefons während eines Stromausfalls Method and apparatus for extending the useful life of a cordless telephone during a power outage |
| 03/02/2006 | CA2517545A1 Telephone line powered lamp |