| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 05/29/2013 | CN202957570U Double power supply microcomputer protection device |
| 05/29/2013 | CN202953185U Dual-power-source mixed power distribution tethered flight platform |
| 05/29/2013 | CN103124465A Method and device for processing power source redundancy of LED lamp |
| 05/29/2013 | CN103124104A Power shift device for auxiliary engine in power plant |
| 05/29/2013 | CN103124103A Electricity utilization system of 10KV station of converter station and mutual switching and reverse switching methods of electricity utilization system through spare power automatic switching |
| 05/29/2013 | CN103124102A Shore power system for dock high-voltage ships |
| 05/29/2013 | CN103124095A Fitness generator car electrical system and power supply method thereof |
| 05/29/2013 | CN103124085A Power supply selection method, power supply selection circuit and electronic device |
| 05/29/2013 | CN103124081A Power supply system special for safe low-voltage LED lighting |
| 05/28/2013 | US8450980 Providing resilient power to a system |
| 05/28/2013 | US8450979 Power adapter with internal battery |
| 05/28/2013 | US8450876 System and method for limiting losses in an uninterruptible power supply |
| 05/23/2013 | WO2013074783A1 Uninterruptible power supply systems and methods using isolated interface for variably available power source |
| 05/23/2013 | WO2013073771A1 Device for cutting off stand-by electric power using touch screen |
| 05/23/2013 | WO2012104151A3 Blackout ride-through system |
| 05/22/2013 | EP2595310A1 High voltage DC electric power generating system with permanent magnet generator protection |
| 05/22/2013 | EP2595279A1 Switching mode power supply device and aircraft including at least one such device |
| 05/22/2013 | EP2595272A2 Methods and systems for a reliable automatic reserve battery switch |
| 05/22/2013 | EP2595268A1 Minimal interruption DC power supply |
| 05/22/2013 | EP2595266A1 Electric power-facility provided with a means for storing power and method for controlling such a facility |
| 05/22/2013 | EP2594116A1 A light fixture |
| 05/22/2013 | CN202949279U Device for achieving switching between photovoltaic power supply and grid |
| 05/22/2013 | CN202949278U Uninterruptible power supply (UPS) device for operating room |
| 05/22/2013 | CN202949277U Low-voltage switching circuit |
| 05/22/2013 | CN202949276U Mining flame-proof and intrinsic-safety UPS (uninterrupted power source) device |
| 05/22/2013 | CN202949275U Dual supply redundancy system with lightning protection |
| 05/22/2013 | CN202949274U DC 24V uninterrupted power supply with lightning protection |
| 05/22/2013 | CN202949245U Wind and light hybrid power generation system |
| 05/22/2013 | CN202949224U Voltage transformer parallel device |
| 05/22/2013 | CN202948548U Data transmission device based on wireless networking |
| 05/22/2013 | CN103117643A Power supply control circuit for optical network unit |
| 05/22/2013 | CN103117593A System and method for dual power supply of IT (information technology) device |
| 05/22/2013 | CN103117592A 220kV spare power automatic switching system and judgment method for bus tie spare power automatic switching mode of spare power automatic switching device |
| 05/22/2013 | CN103117591A Power supply system of data center |
| 05/22/2013 | CN103117590A Uninterruptible power power-supply system provided with simplified voltage detector circuit |
| 05/22/2013 | CN103117589A Fan power assisting storage lighting system |
| 05/22/2013 | CN103115405A Solar energy mains supply complementary variable frequency air conditioner |
| 05/22/2013 | CN102280924B Uninterrupted power supply system for relay protection device |
| 05/22/2013 | CN102201691B Energy-accumulating system module for power emergency power supply of nuclear power plant |
| 05/22/2013 | CN102035247B Method for designing power supply of centralized RACK system |
| 05/22/2013 | CN101902126B Power supply device for sputter ion pumps |
| 05/21/2013 | US8446044 Power conversion and distribution scheme for electronic equipment racks |
| 05/21/2013 | US8446040 System and method for allocating power to loads |
| 05/21/2013 | US8446039 Apparatus, system and method employing a UPS |
| 05/16/2013 | WO2013070595A2 Electronic device state detection for zero power charger control, systems and methods |
| 05/16/2013 | WO2013070279A1 Lighting system |
| 05/16/2013 | WO2013070237A1 Line balancing ups |
| 05/16/2013 | WO2013069356A1 Stationary power system |
| 05/16/2013 | WO2012074743A3 Energy-efficient uniterruptible electrical distribution systems and methods |
| 05/16/2013 | US20130119767 Power supply device with backup power |
| 05/16/2013 | US20130119766 Method for controlling uninterruptible and parallel power modules |
| 05/16/2013 | DE102011086067A1 Notlichtgerät mit konstanter Leistung Emergency unit with constant power |
| 05/15/2013 | EP2592713A2 Battery power supply device and power controlling method for same |
| 05/15/2013 | CN202940839U Multi-power router |
| 05/15/2013 | CN202940640U Measurement and control circuit of anti-shock high temperature resistance remote control time-delay start power source |
| 05/15/2013 | CN202940636U Power management system |
| 05/15/2013 | CN202940635U Power unit for interferometer |
| 05/15/2013 | CN202940634U Control circuit of bus tie circuit breaker switch |
| 05/15/2013 | CN202940633U Device used for alternating current/direct current switching of high frequency X-ray machine |
| 05/15/2013 | CN202940632U Automatic switching system using short message service to control solar photovoltaic power generation |
| 05/15/2013 | CN202940625U Simulation double-battery management circuit |
| 05/15/2013 | CN202940601U System for charging electromobile by utilizing electrical energy of wind-light-mains supply complementation street lamp |
| 05/15/2013 | CN202940541U Double-loop-on-same-tower power transmission line assembly |
| 05/15/2013 | CN202940470U Double-bus wiring system |
| 05/15/2013 | CN202939805U Highly reliable power supply traffic light |
| 05/15/2013 | CN103107592A Automatic switching control method for standby power source with small power source grid-connected system |
| 05/15/2013 | CN103107591A Power supply device and method of portable digital apparatus |
| 05/15/2013 | CN103107590A Emergency luminance power supply automatic control device for factory |
| 05/15/2013 | CN103107589A Power supply device with backup power |
| 05/15/2013 | CN103107537A Shore-based power supplying system |
| 05/15/2013 | CN103105211A Monitoring of floating roof tank |
| 05/10/2013 | WO2013067120A1 Adding and shedding loads using load levels to determine timing |
| 05/10/2013 | WO2013065169A1 Power source system and vehicle provided therewith, and method of controlling power source system |
| 05/10/2013 | WO2012104152A3 Power supply system for an electrical drive of a marine vessel |
| 05/10/2013 | CA2850454A1 Power supply system, vehicle equipped with the same, and control method for power supply system |
| 05/09/2013 | US20130113441 Electric actuator |
| 05/09/2013 | US20130113440 Electric actuator |
| 05/09/2013 | US20130113377 Power supply unit for signal luminaires |
| 05/09/2013 | US20130113288 Backup Power Control System |
| 05/08/2013 | DE102011117771A1 Operative solar energy controller installed on balcony of house, has stand-alone photovoltaic system which is interconnected with main power supply unit without interfering with electrical installation, to supply power to appliance |
| 05/08/2013 | CN202931024U Power supply system of mobile communication base station |
| 05/08/2013 | CN202931023U Uninterruptible backup power source for elevator |
| 05/08/2013 | CN202931022U Intelligent power supply management device |
| 05/08/2013 | CN202931021U Voltage detecting and converting device |
| 05/08/2013 | CN202931020U Mining control box |
| 05/08/2013 | CN202931019U Continuous power supply apparatus |
| 05/08/2013 | CN202931018U Temporary power supply panel of electrical system used for transformer station |
| 05/08/2013 | CN202931017U Special-purpose emergency power supply frame structure of intelligent energy-saving fire-fighting emergency lamp |
| 05/08/2013 | CN202931005U Clean intelligent energy-storage emergency power system |
| 05/08/2013 | CN202930987U Inverter power transformation power supply system |
| 05/08/2013 | CN202930938U Industrial undisturbed power supply system |
| 05/08/2013 | CN202930784U Power distribution box and emergency access system |
| 05/08/2013 | CN103098342A Uninterruptible power supply apparatus and methods using reconfigurable energy storage networks |
| 05/08/2013 | CN103096561A Constant current driver of light emitting diode (LED) light source |
| 05/08/2013 | CN103095869A Mobile phone and power supply method of subscriber identity module (SIM) card thereof |
| 05/08/2013 | CN103094983A Power supply system and control method with automatic power source switch function |
| 05/08/2013 | CN103094982A Power supplying system of refrigerated container of ship |
| 05/08/2013 | CN103094981A Double-power-supply controller |
| 05/08/2013 | CN103094980A Backup power control system |
| 05/08/2013 | CN103094979A Standby power for electric system direct current grounding line checking |