| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 01/13/2011 | US20110006607 Hybrid power supply apparatus for data center |
| 01/12/2011 | EP2272150A1 Emergency power supply system comprising a fuel cell |
| 01/12/2011 | EP2272149A1 Apparatus, system and method for a ups |
| 01/12/2011 | EP2272147A1 Circuitry for feeding a drive machine having a plurality of winding systems |
| 01/12/2011 | CN201708760U Scanning tunneling microscope 32 (STM32)-based microcomputer excitation device |
| 01/12/2011 | CN201708737U Vehicular wind-solar generation device |
| 01/12/2011 | CN201708727U Sunblind type solar power generation device |
| 01/12/2011 | CN201708583U Intelligent emergency power supply |
| 01/12/2011 | CN201708582U Redundant transmission line operating condition on-line monitoring device |
| 01/12/2011 | CN201708581U Double-power-supply automatic switching loop |
| 01/12/2011 | CN201708580U Control loop for primary and backup fans |
| 01/12/2011 | CN201708579U Informatization monitoring device of uninterruptable power supply |
| 01/12/2011 | CN201708578U Power interruption-free detecting device |
| 01/12/2011 | CN201708577U Compact-type high-power uninterrupted power source |
| 01/12/2011 | CN201708546U Double-ATX power supply redundancy control circuit |
| 01/12/2011 | CN201708445U Emergency multifunctional power distribution recovery vehicle |
| 01/12/2011 | CN201706308U Energy-saving electric lamp |
| 01/12/2011 | CN101944765A Dual-power automatic switching control device for electric welder |
| 01/12/2011 | CN101944764A Thyristor forced commutation-based double-loop power supply switching device |
| 01/12/2011 | CN101944763A Load current allocation control method and device |
| 01/12/2011 | CN101383238B Intelligent duplicate power supply switching device |
| 01/11/2011 | US7869191 Uninterruptible power supply apparatus |
| 01/11/2011 | US7868481 Emergency capacitor for a contactless device |
| 01/06/2011 | WO2011002416A2 Charging apparatus for electronic devices |
| 01/06/2011 | WO2011000399A1 Method and circuit for energizing an electrical device |
| 01/06/2011 | WO2010130583A3 Distributed power generation |
| 01/06/2011 | US20110001361 Method for supplying a load with electrical power |
| 01/05/2011 | EP2270953A2 Uninterruptible power supply |
| 01/05/2011 | EP2270952A2 Uninterruptible power supply |
| 01/05/2011 | EP2269282A2 Emergency power supply device for a hybrid vehicle |
| 01/05/2011 | EP2269206A1 Worldwide adaptive multi-coil automatic transfer switch |
| 01/05/2011 | EP2011212B1 Power supply for the control unit of an emergency lighting device |
| 01/05/2011 | EP1943708B1 Emergency light system and luminaire module |
| 01/05/2011 | CN201700056U Electronic-tuning headlamp control device |
| 01/05/2011 | CN201700040U Emergency lighting device of LED luminotron |
| 01/05/2011 | CN201699603U High frequency power supply for monocrystalline silicon furnace |
| 01/05/2011 | CN201699593U Railway signal power supply of 25 Hz with postpositional isolation transformer |
| 01/05/2011 | CN201699484U Energy storage system for hybrid electric vehicles |
| 01/05/2011 | CN201699474U Power supply device with double laser power supplies |
| 01/05/2011 | CN201699473U UPS maintenance bypass interlocking mechanism |
| 01/05/2011 | CN201699472U Dual-power automatic switching circuit and isolating device thereof |
| 01/05/2011 | CN201699471U Variable-frequency emergency power supply |
| 01/05/2011 | CN201699454U Self-feeding electric energy recycling system of crane |
| 01/05/2011 | CN201699421U Electricity-saving protector |
| 01/05/2011 | CN201691467U Hand-reset electric lift bed |
| 01/05/2011 | CN101938361A Storage method of data information of optical network and embedded equipment |
| 01/05/2011 | CN101938166A Power supply apparatus |
| 01/05/2011 | CN101938162A System for managing power and method for supplying power to load |
| 01/05/2011 | CN101478174B State detection system and method for DC electric power |
| 01/04/2011 | US7863775 Power management and control in electronic equipment |
| 01/04/2011 | US7863773 Apparatus for the redundant power supply of at least one load |
| 12/30/2010 | US20100331682 Device and method for advanced low-power management of a sensor to measure a parameter of the muscular-skeletal system |
| 12/30/2010 | US20100327813 Power management topologies |
| 12/29/2010 | WO2010148481A1 High energy density flywheel |
| 12/29/2010 | WO2010097580A3 Electrical power management device |
| 12/29/2010 | EP2267859A2 Control system for a power converter and method of controlling operation of a power converter |
| 12/29/2010 | CN201690664U Emergency electronic ballast |
| 12/29/2010 | CN201690459U Network device with uninterruptible power supply function |
| 12/29/2010 | CN201690400U Frequency-conversion soft-start hybrid power cabinet |
| 12/29/2010 | CN201690380U Solar energy and commercial power complementary system |
| 12/29/2010 | CN201690269U Handheld meter terminal power supply control circuit |
| 12/29/2010 | CN201690268U Wind-light complementary control inverter for cool house |
| 12/29/2010 | CN201690267U Synthetic protective device capable of realizing power rapid-switch for nuclear power plant |
| 12/29/2010 | CN201690266U Vehicle-mounted alternating-current uninterrupted power supply |
| 12/29/2010 | CN201690265U PLC relay switching dual power supply |
| 12/29/2010 | CN201690256U Portable household charging and discharging power supply box device |
| 12/29/2010 | CN201690250U Double-cell electric-supplying device |
| 12/29/2010 | CN201689552U Intelligent transportation system signal controlling machine |
| 12/29/2010 | CN201689144U Backup power automatic switching switchover full group debugging device |
| 12/29/2010 | CN201688462U AC/DC electric ignition starting device of gas stove |
| 12/29/2010 | CN201688248U AC/DC electrode-less lamp for emergency lighting |
| 12/29/2010 | CN201685721U Direct-current voltage power supply switchover device |
| 12/29/2010 | CN101931366A Super capacitor-based energy-saving drive circuit of motor and control method |
| 12/29/2010 | CN101931267A Control unit for realizing intelligent switching of alternating current input |
| 12/29/2010 | CN101931266A Switching circuit for emergency power supply |
| 12/29/2010 | CN101931265A Emergency mobile DC power supply device |
| 12/29/2010 | CN101931264A Split-type auxiliary power combustion and emergency starting system |
| 12/29/2010 | CN101931263A Combustion and emergency starting control system with auxiliary power |
| 12/29/2010 | CN101931230A Wire or power supply general circuit |
| 12/29/2010 | CN101929606A Illumination device and lamp base having same |
| 12/29/2010 | CA2763454A1 High energy density flywheel |
| 12/23/2010 | WO2010147731A2 Power supply control |
| 12/23/2010 | WO2010147298A1 Apparatus and method for reducing power consumption of electronic product |
| 12/23/2010 | WO2010145088A1 Method and system for supplying power to optical network unit |
| 12/23/2010 | WO2010145021A1 Energy storage system and method |
| 12/23/2010 | WO2010126220A3 Direct current uninterruptible power supply device having serial compensation rectifier |
| 12/23/2010 | US20100320841 Real time clock driving circuit |
| 12/23/2010 | CA2765447A1 Power supply control |
| 12/23/2010 | CA2763457A1 Energy storage system and method |
| 12/22/2010 | EP2264857A2 Methods and apparatus for providing uninterruptible power |
| 12/22/2010 | EP2264856A2 Methods and apparatus for providing uninterruptible power |
| 12/22/2010 | EP2262552A1 Medical device with an energy supply having at least two energy sources |
| 12/22/2010 | CN201682433U Hybrid energy power supply equipment |
| 12/22/2010 | CN201682324U Generating set on-board dual-power supply unit |
| 12/22/2010 | CN201682323U Dual-power automatic changeover switching apparatus circuit |
| 12/22/2010 | CN201682322U Distributed power supply equipment for conference system |
| 12/22/2010 | CN201682321U Dual power supply switch |
| 12/22/2010 | CN201682320U Double-power supply transfer switch |
| 12/22/2010 | CN201682319U Power supply unit for electric sanitation truck |
| 12/22/2010 | CN201681555U Display device powered by solar energy |