| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 01/09/2013 | CN102868205A Electric vehicle and renewable energy complementary system |
| 01/09/2013 | CN102868195A System for charging electromobile by utilizing electrical energy of scene electric supply complementation street lamp |
| 01/09/2013 | CN102866759A Electronic apparatus, and charging control method |
| 01/09/2013 | CN102866350A Detection method and detection device of automatic changeover switch electric appliance |
| 01/09/2013 | CN102865545A Energy-saving emergency lamp with monitor function |
| 01/09/2013 | CN102862495A Power grid and electric car |
| 01/09/2013 | CN102097638B Multimode starting system of fuel cell power supply |
| 01/09/2013 | CN102064600B Tristable differential permanent magnetic operating mechanism |
| 01/08/2013 | USRE43911 Control system for charging batteries and electronic apparatus using same |
| 01/08/2013 | US8350412 Dynamically controlling configuration of a power grid comprising one or more stand-alone sub-grids |
| 01/08/2013 | US8350411 Modular system for unattended energy generation and storage |
| 01/08/2013 | US8350410 Uninterruptible power supply |
| 01/03/2013 | WO2013003596A2 Systems and methods for operating an uninterruptible power supply |
| 01/03/2013 | WO2013002438A1 Switchgear and power handling method using same |
| 01/03/2013 | WO2013001674A1 Power supply device, crane, and power supply method |
| 01/03/2013 | WO2013001548A1 Dual power smps for a modular lighting system |
| 01/03/2013 | US20130002029 System and method for limiting losses in an uninterruptible power supply |
| 01/03/2013 | US20130002028 Uninterruptible power supply having an integrated transformer |
| 01/03/2013 | US20130002027 Uninterruptible power supply |
| 01/03/2013 | US20130002025 Ups system and method of supplying power to non-linear load |
| 01/03/2013 | US20130002024 Systems and methods for operating an uninterruptible power supply |
| 01/02/2013 | EP2542028A1 Luminaire with emergency lighting function |
| 01/02/2013 | EP2541719A1 UPS system and method of supplying power to non-linear load |
| 01/02/2013 | CN202652602U Solar LED lighting system |
| 01/02/2013 | CN202652512U Loudspeaker device provided with backup power supply |
| 01/02/2013 | CN202651883U Anti-electricity dazzling power module |
| 01/02/2013 | CN202651882U Power supply system of UAV remote sensing platform |
| 01/02/2013 | CN202651881U Execution mechanism of dual supply automatic switching apparatus |
| 01/02/2013 | CN202651880U Double-power source automatic conversion switch with obvious indication function |
| 01/02/2013 | CN202651879U Dual-power automatic transfer switch intelligent controller |
| 01/02/2013 | CN202651878U Vehicle-mounted intelligent power supply manager |
| 01/02/2013 | CN202651877U Intelligent combined-type electrical appliance protection and control device |
| 01/02/2013 | CN202651876U Sewage pump dual power intelligent protection controlling device |
| 01/02/2013 | CN202651875U Centralized power-supply comprehensive intelligent control system for supplying power to hospital illumination system |
| 01/02/2013 | CN202651874U Multifunctional emergency direct current power supply device |
| 01/02/2013 | CN202651873U Generator-set mobile emergency starting device |
| 01/02/2013 | CN202651872U Frequency converter stabilized voltage supply |
| 01/02/2013 | CN202651871U Substation emergency lighting box |
| 01/02/2013 | CN202651810U Vehicle charging pile with solar energy and mains supply mixed charging |
| 01/02/2013 | CN202643320U Train PSA (Pressure Swing Adsorption) oxygen generator based on railway road network phase-separating section feature |
| 01/02/2013 | CN202638878U Quick return circuit of cold reducing mill |
| 01/02/2013 | CN102859839A Backup power supply device and power output method |
| 01/02/2013 | CN102859467A Uninterruptible power supply, usage method of same, and server system |
| 01/02/2013 | CN102856981A Station-area protection and control device with protection and control functions in converting station |
| 01/02/2013 | CN102856978A Solar uninterruptible power supply |
| 01/02/2013 | CN102856977A Solar uninterrupted power system based on serial peripheral interface (SPI) |
| 01/02/2013 | CN102856976A Discontinuous power supply, battery management system and discontinuous power supply system |
| 01/02/2013 | CN102856975A Automatic standby power source switching system |
| 01/02/2013 | CN102856974A Intelligent electric system control device and implementation method thereof |
| 01/02/2013 | CN102856973A Mains supply compensation device for photovoltaic inverter |
| 01/02/2013 | CN102856972A Monitoring system utilizing power stored by capacitor |
| 01/02/2013 | CN102856971A Direct-current power supply system and method for implementing multi-machine monitoring |
| 01/02/2013 | CN102856970A System and method for providing redundant power to a device |
| 01/02/2013 | CN102856939A Uninterrupted power system for household electric appliances |
| 01/02/2013 | CN102853623A Multi-energy powered refrigerator and control method thereof |
| 01/02/2013 | CN102849580A 电梯系统 The elevator system |
| 01/02/2013 | CN102104276B Adaptive dual-controller power supply used for vehicle |
| 01/02/2013 | CN102088204B Electronic device for switching power supply mode through detecting external power supply |
| 01/02/2013 | CN102055203B Power supply device for intelligently adjusting power grid load peak and valley in communication base station |
| 01/02/2013 | CN101958572B Power circuit and power management method thereof |
| 01/02/2013 | CN101682212B Electrical appliance |
| 01/02/2013 | CN101651346B Multi-phase power supply device and method |
| 01/02/2013 | CN101232201B Supercapacitor backup power supply with bi-directional powerflow |
| 01/01/2013 | US8344559 Multi-feed RF distribution systems and methods |
| 01/01/2013 | US8344546 Power supply unit directly connected to backup direct current power source |
| 01/01/2013 | US8344545 Solid state power contactors based on no break power transfer method |
| 12/27/2012 | US20120326514 Power supply control apparatus and power supply control system having the same |
| 12/27/2012 | US20120326513 Power off delay circuit and power supply system |
| 12/27/2012 | US20120326504 B-Side Feed for Critical Power Applications |
| 12/26/2012 | EP2538514A1 Printed circuit board for compressor housing |
| 12/26/2012 | EP2537231A2 Powering of devices |
| 12/26/2012 | EP2537230A2 Powering of devices |
| 12/26/2012 | EP2537167A2 Ferroresonant transformer for use in uninterruptible power supplies |
| 12/26/2012 | CN202634838U 应急照明控制电路系统 Emergency lighting control circuit system |
| 12/26/2012 | CN202634078U Cable anti-theft monitoring system based on passive carrier communication |
| 12/26/2012 | CN202634060U Duplex communication power supply system for transformer station |
| 12/26/2012 | CN202634059U Uninterruptible power supply POE (Power Over Ethernet) device |
| 12/26/2012 | CN202634058U Low-voltage household distribution box with power-down automatic illuminating apparatus |
| 12/26/2012 | CN202634057U Power supply circuit applied to real-time clock |
| 12/26/2012 | CN202634056U Dual power supply automatic switching device with single-wire output |
| 12/26/2012 | CN202634055U Communication power supply device |
| 12/26/2012 | CN202634054U 一种通信电源 A communication power |
| 12/26/2012 | CN202634053U Automatic teller intelligent power supply control apparatus |
| 12/26/2012 | CN202634052U Outdoor-type lithium iron battery integrated back-up source |
| 12/26/2012 | CN202634051U Vehicle power supply integrated controller |
| 12/26/2012 | CN202634050U Container data center double channel distribution structure |
| 12/26/2012 | CN202634049U Control circuit of multi-line power supply system |
| 12/26/2012 | CN202634048U Portable emergency power supply device |
| 12/26/2012 | CN202634003U Multi-source portable USB (Universal Serial Bus) power supply |
| 12/26/2012 | CN202633944U Injection molding machine intelligent power saver |
| 12/26/2012 | CN202632561U Wireless charging type point read pen |
| 12/26/2012 | CN202625672U Power failure switching device for slewing mechanism locking system for tower crane |
| 12/26/2012 | CN102842958A Mechanical-electronic hybrid double-power-supply automatic change-over switch |
| 12/26/2012 | CN102842957A Intelligent seamless switching device for double direct-current operation power supplies of converting station |
| 12/26/2012 | CN102842956A Loop security automatic controlling system capable of resisting 30-degree angle error |
| 12/26/2012 | CN102842955A Emergency power supply system |
| 12/26/2012 | CN102842954A Double-power automatic conversion switch device with power being bidirectionally flowing |
| 12/26/2012 | CN102842953A Double-power automatic conversion switch device |
| 12/26/2012 | CN102842952A Double-power supply distribution box |
| 12/26/2012 | CN102842951A Low voltage loop-closing selective-tripping system |