| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 05/18/2011 | CN102064597A Energy storage device |
| 05/18/2011 | CN102064596A LED lamp emergency module, circuit and system |
| 05/18/2011 | CN102064595A Standby energy source system for electric vehicles |
| 05/18/2011 | CN102064594A Regenerated energy power-supply system and power-supply method thereof |
| 05/18/2011 | CN102064593A Emergency power starting device |
| 05/18/2011 | CN102064553A Control command code based automatic substation voltage control method |
| 05/18/2011 | CN101618825B Energy-saving elevator |
| 05/18/2011 | CN101599660B Method and system for randomly switching alternating current |
| 05/18/2011 | CN101295916B Electronic device with electric power connection interface |
| 05/18/2011 | CN101013823B Apparatus for synchronizing uninterruptible power supplies |
| 05/12/2011 | WO2011015975A3 Light guiding system and a method for controlling the same |
| 05/12/2011 | US20110110136 Converter device comprising at least five DC voltage levels and uninterruptible power supply provided with said device |
| 05/12/2011 | US20110109164 Intuitive Electronic Circuit |
| 05/12/2011 | US20110109163 77-78-93 patriot systems |
| 05/12/2011 | US20110109161 Uninterruptible power supply |
| 05/12/2011 | US20110109160 Voltage monitoring circuit for redundant power systems |
| 05/11/2011 | CN201830464U Intelligent circulating and charging integrated device of communication base station in freezing field |
| 05/11/2011 | CN201830315U Mobile terminal functioning as spare battery |
| 05/11/2011 | CN201830015U Vehicle-mounted power voltage monitoring and standby battery charge-discharge control device |
| 05/11/2011 | CN201830014U Switching control device for main and standby power sources |
| 05/11/2011 | CN201830013U Benzyl chloride second-class load self casting device |
| 05/11/2011 | CN201830012U Automatic bypass device of frequency converter |
| 05/11/2011 | CN201830011U Integrated backup power automatic switching device of transformer substation |
| 05/11/2011 | CN201830010U Three-phase voltage stabilizer for single-phase generator for supplying power remotely and temporarily |
| 05/11/2011 | CN201830009U Household solar emergency power supply system |
| 05/11/2011 | CN201830008U Realization device for preventing power frequency on-line Uninterruptible Power Supply (UPS) battery from leaking electricity |
| 05/11/2011 | CN201830007U Intelligent constant-voltage driving system |
| 05/11/2011 | CN201830006U 室外单元及微波通信系统 The outdoor unit and microwave communications systems |
| 05/11/2011 | CN201830005U Back-up source for relay protection device of underground power computer |
| 05/11/2011 | CN201830004U Modularized uninterruptible power supply (UPS) |
| 05/11/2011 | CN201829967U Integration device for energy of a plurality of wind driven generators |
| 05/11/2011 | CN201829966U Photovoltaic wind-driven grid-connected generating system with discontinuous power supply function |
| 05/11/2011 | CN102057555A Apparatus for minimizing standby power of switching-mode power supply |
| 05/11/2011 | CN102055955A Monitoring device |
| 05/11/2011 | CN102055235A Spare power automatic switching method for 220kV side circuit and bus of 220kV transformer station |
| 05/11/2011 | CN102055234A Electronic product energy-saving implementation method and device |
| 05/11/2011 | CN102055233A Power supply unit |
| 05/11/2011 | CN102055203A Power supply device for intelligently adjusting power grid load peak and valley in communication base station |
| 05/11/2011 | CN102053463A Projector and power supply control method thereof |
| 05/11/2011 | CN101604867B Method for switching main power supply and backup power supply and switching circuit |
| 05/11/2011 | CN101291058B Double AC bus synchronizing apparatus for AC sourced system |
| 05/11/2011 | CN101222145B Device and method for on-line switching uninterrupted power supply |
| 05/11/2011 | CN101075735B Method and device for lightning arresting switch |
| 05/10/2011 | US7939968 Method and apparatus for providing uninterruptible power |
| 05/10/2011 | US7939967 Multiple power supply control |
| 05/05/2011 | WO2011053408A2 Utilization system and associated method |
| 05/05/2011 | WO2011052928A2 Standby power cutoff apparatus and control method and power supply |
| 05/05/2011 | WO2011052924A2 Standby power reduction device |
| 05/05/2011 | WO2011051764A1 Power distribution system |
| 05/05/2011 | WO2011050415A1 Electronic device back-up charger |
| 05/05/2011 | US20110101782 Deployable power supply system |
| 05/05/2011 | US20110101781 Battery backup system, method of use, and method of manufacturing |
| 05/05/2011 | US20110101779 Utilization system and associated method |
| 05/05/2011 | CA2781691A1 Electronic device back-up charger |
| 05/04/2011 | EP2220746B1 System for emergency power supply in case of power grid failure |
| 05/04/2011 | CN201821284U Modular inverter input with dual power supplies |
| 05/04/2011 | CN201821158U Solar power generation assembly |
| 05/04/2011 | CN201821157U Power switching device for water-cooled power distribution cabinet |
| 05/04/2011 | CN201821156U Circuit device of direct current ceiling-fan motor |
| 05/04/2011 | CN201821155U Energy-saving emergency lighting distribution box |
| 05/04/2011 | CN201821154U Double power supply device used on ship |
| 05/04/2011 | CN201821153U Direct-current uninterruptable power supply system |
| 05/04/2011 | CN201821152U Low-voltage high-power power system of electric automobile |
| 05/04/2011 | CN201821147U Self-using energy regeneration device of elevator |
| 05/04/2011 | CN201821134U Solar power supply system |
| 05/04/2011 | CN201821130U Solar photovoltaic generating controller |
| 05/04/2011 | CN201821124U Photovoltaic power generation access device |
| 05/04/2011 | CN201819337U New solar fan |
| 05/04/2011 | CN1819400B Continuous power supplier and power supply method with single-trunk segmental wiring |
| 05/04/2011 | CN102047543A Non-isolated charger with bi-polar inputs |
| 05/04/2011 | CN102047527A Apparatus, system and method for a ups |
| 05/04/2011 | CN102044989A Hybrid energy power supply system and method based on solar system |
| 05/04/2011 | CN102044937A Method for guarding against theft of electric vehicle motor |
| 05/04/2011 | CN102044907A Uninterrupted power supply (UPS) circuit realizing charge and inversion functions by adopting single transformer |
| 05/04/2011 | CN102044906A Power supply switching circuit and electronic device capable of automatically switching power supply |
| 05/04/2011 | CN102044905A Electric energy system power supply device with switchable super capacitor for supplying electric energy |
| 05/04/2011 | CN102044904A Control network for single- or multi-motor actuators, network being particularly adapted to aviation applications such as powering the motors of landing-gear hook units |
| 05/04/2011 | CN102044903A Power station system |
| 05/04/2011 | CN102044875A Intelligent power-saving equipment for large electrical appliance |
| 05/04/2011 | CN102040133A Elevator power supply device |
| 05/04/2011 | CN102037906A AC/DC ultrasonic humidifying incubator |
| 05/04/2011 | CN101572420B Current type double-input uninterrupted switch power supply |
| 05/03/2011 | US7936091 Energy supply system and method related thereto |
| 04/28/2011 | WO2011048436A1 Method and appliance for the detection of current discontinuity in switched electrical point of an alternating network |
| 04/28/2011 | WO2011048182A1 Multifunctional electricity outlet |
| 04/28/2011 | WO2011047490A2 Safety controller for an actuator |
| 04/28/2011 | WO2011022517A3 Ballast for fluorescent emergency lighting |
| 04/28/2011 | WO2011022516A3 Sinusoidal alternating current ballast for fluorescent emergency lighting |
| 04/28/2011 | WO2011022320A8 3-phase high power ups |
| 04/28/2011 | US20110095727 Power-saving line interactive uninterruptible power system |
| 04/28/2011 | US20110095611 Uninterruptible power supply supporting active loads |
| 04/28/2011 | DE202010015132U1 System zur Batterieaufladung und Hilfsstromversorgung mit begrenztem Strom System for battery charging and auxiliary power supply with limited current |
| 04/28/2011 | CA2778221A1 Led circuits and assemblies |
| 04/28/2011 | CA2778184A1 Safety controller for an actuator |
| 04/27/2011 | EP2315338A2 (Stand-by) switching assembly for operating a household device and method for same |
| 04/27/2011 | EP2315337A1 Domestic appliance and method for operating same |
| 04/27/2011 | EP2314061A1 Power booster for cable systems |
| 04/27/2011 | EP2313818A1 Device for changing the operational state of an apparatus |
| 04/27/2011 | EP2313792A2 Monitoring device for pitch systems of wind energy systems |
| 04/27/2011 | CN201813324U Portable intelligent solar energy power source |