| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 07/17/2013 | CN101346871B Backup circuit comprising a charge storage device |
| 07/16/2013 | CA2685077C Methods and apparatus for providing power to a notification appliance circuit |
| 07/16/2013 | CA2676772C Method and apparatus for conserving battery power |
| 07/16/2013 | CA2659533C Back-up lighting system |
| 07/11/2013 | WO2013045937A3 Improvements relating to medical apparatus and accessories |
| 07/11/2013 | US20130175866 Solar energy station and application |
| 07/10/2013 | EP2613425A1 Charging unit and electrical device provided with same |
| 07/10/2013 | EP2612417A2 Cyclical supply method and device, and detection device comprising same |
| 07/10/2013 | CN203056775U Generator set with UPS power supply |
| 07/10/2013 | CN203056682U Power plant black-start special-purpose diesel generating set and control system thereof |
| 07/10/2013 | CN203056681U Railway section relay station power unit |
| 07/10/2013 | CN203056680U Wiring structure of three power supplies and three buses standby for each other |
| 07/10/2013 | CN203056679U Implementation of dual power supply automatic switching system by logic controller |
| 07/10/2013 | CN203056678U Commercial power and storage battery power supply switching circuit |
| 07/10/2013 | CN203056677U Coal mine fan flame-proof type dual supply vacuum electromagnetic starter |
| 07/10/2013 | CN203056676U Power supply switching device |
| 07/10/2013 | CN203056675U DC grounding and line inspection stand-by power supply of power system |
| 07/10/2013 | CN203056638U Intelligent power supply apparatus applied in RTU (remote terminal unit) |
| 07/10/2013 | CN203056633U Emergency power supply |
| 07/10/2013 | CN203056626U Storage battery power supply circuit used for railway technical vehicle |
| 07/10/2013 | CN203056604U Novel intelligent microgrid |
| 07/10/2013 | CN203054756U Wireless charging type white board electronic pen |
| 07/10/2013 | CN203050991U Variable pitch system of wind turbine generator set |
| 07/10/2013 | CN203047015U Convenient emergency communication power supply electric car |
| 07/10/2013 | CN103201132A Auxiliary power device for a vehicle |
| 07/10/2013 | CN103199694A Switching power supply with automatic current sharing function |
| 07/10/2013 | CN103199615A Uninterrupted switching power supply |
| 07/10/2013 | CN103199614A Two-way alternating current inlet wire and connection power distribution control method |
| 07/10/2013 | CN103199613A Power circuit of elevator |
| 07/10/2013 | CN103199612A Data (information) center mobile type dedicated power (IMP) |
| 07/10/2013 | CN103199611A Power circuit of network equipment |
| 07/10/2013 | CN103199610A Direct-current supply system and direct-current supply method |
| 07/10/2013 | CN103199581A Solar portable emergency power supply system |
| 07/10/2013 | CN103196194A Power-grid-complementary solar variable-frequency air conditioner |
| 07/10/2013 | CN103193146A Power supply system of escalator |
| 07/10/2013 | CN101986510B Automatic emergency power supply |
| 07/09/2013 | US8482154 Uninterruptible power supply apparatus |
| 07/04/2013 | WO2013098015A2 A household appliance protected from mains over voltage |
| 07/04/2013 | US20130173080 Programmable controller system |
| 07/04/2013 | US20130169051 Uninterruptible power supply |
| 07/04/2013 | US20130169046 Power consumption control apparatus and power consumption control method |
| 07/04/2013 | US20130169045 Dc energy store systems and methods of operating the same |
| 07/04/2013 | US20130169038 Uninterruptible battery power for electric motor vehicle |
| 07/03/2013 | EP2611016A2 Power supply and display apparatus having the same |
| 07/03/2013 | EP2610985A1 Electricity supply system with heterogeneous multiple input. |
| 07/03/2013 | EP2609662A2 Control circuit for an auxiliary power supply unit, and power supply unit arrangement |
| 07/03/2013 | CN203039777U Long-distance automatic sensor |
| 07/03/2013 | CN203039430U An intelligent multipath power fast switching device |
| 07/03/2013 | CN203039429U Ring main unit capable of realizing non-interference switching of main power source and backup power source |
| 07/03/2013 | CN203039428U Double input power supply |
| 07/03/2013 | CN203039427U Circuit capable of automatically starting standby power supply after power off of LED driving power supply |
| 07/03/2013 | CN203039426U Induction power supply device with communication function |
| 07/03/2013 | CN203039425U Power supply module of networking-type air-conditioning temperature control system |
| 07/03/2013 | CN203039424U Automatic emergency power switching device prolonging electric vehicle road haul |
| 07/03/2013 | CN203039423U Two direct current switching circuits of DEH |
| 07/03/2013 | CN203039422U Electric energy monitoring controller |
| 07/03/2013 | CN203039421U Manual emergency power switching device prolonging electric vehicle road haul |
| 07/03/2013 | CN203039380U Control power supply of fire alarm controller |
| 07/03/2013 | CN103190057A 电力供给系统和车辆 And the vehicle power supply system |
| 07/03/2013 | CN103187795A Automatic switching method of remote standby power supply |
| 07/03/2013 | CN103187794A Compound invertion device |
| 07/03/2013 | CN103187793A Uninterrupted power system |
| 07/03/2013 | CN103187792A High energy efficiency uninterruptible high-frequency switching power supply in ATM |
| 07/03/2013 | CN103187791A Vehicle emergency power conversion system |
| 07/03/2013 | CN103187790A Power supply unit and image forming apparatus |
| 07/03/2013 | CN103187789A Quick uninterrupted power system and control method of quick uninterrupted power system |
| 07/03/2013 | CN103187788A Nematic powered UPS module and UPS system |
| 07/03/2013 | CN103187787A UPS module and UPS system |
| 07/03/2013 | CN103187786A Power supply load control module powered by double power supply of IT (Information Technology) device and method |
| 07/03/2013 | CN103187785A UPS module and UPS system |
| 07/02/2013 | US8476869 Battery voltage equalizer circuit and method for using the same |
| 07/02/2013 | US8476787 System and method for changing power states of a power device |
| 06/27/2013 | WO2013095478A1 System and method of smart energy storage in a ups |
| 06/27/2013 | WO2013094704A1 Emergency power supply method for container terminal and container terminal |
| 06/27/2013 | US20130162044 Low Power Implementation to Allow for High Potential Rails to Come Up in Any Order |
| 06/27/2013 | DE102011122629A1 Entriegelungsschaltung Unlocking |
| 06/26/2013 | EP2608355A2 Device for the continuous power supply of electrical consumers and method for operating the device |
| 06/26/2013 | EP2608346A1 Power supply system with prioritised network selection |
| 06/26/2013 | CN203027288U Novel power storage type exchanger |
| 06/26/2013 | CN203027176U Mobile integrated emergency excitation device |
| 06/26/2013 | CN203027150U Full-automatic compensation type electric voltage-stabilized power source |
| 06/26/2013 | CN203027147U Parallel control circuit of switching power supply and output parallel circuit system of switching power supply |
| 06/26/2013 | CN203027014U Dual-power supply circuit and audio-visual player |
| 06/26/2013 | CN203027013U 双输入电源供应器 Dual input power supply |
| 06/26/2013 | CN203027012U Shipyard 36V LED lamp construction lighting device which is provided with back-up power source and has power-losing warning function |
| 06/26/2013 | CN203027011U Hot-standby power supply for parallel redundancy of plurality of current type inverters |
| 06/26/2013 | CN203027003U Portable minitype wind-photovoltaic complementary charging controller |
| 06/26/2013 | CN203027002U Wind and solar complementary power supply system for power transmission line monitoring device |
| 06/26/2013 | CN203026977U Multifunctional charger |
| 06/26/2013 | CN103181057A High density uninterruptible power supplies and related systems and power distribution units |
| 06/26/2013 | CN103178620A Mobile photovoltaic power generation and off-peak electricity energy storage control system for lithium batteries |
| 06/26/2013 | CN103178608A Load power self-adaption based automatic back-up power switching system of substation |
| 06/26/2013 | CN103178607A Apparatus and method for charging a battery pack |
| 06/26/2013 | CN103178606A Standby power for down-hole emergency refuge facility |
| 06/26/2013 | CN103178605A Power switching switch |
| 06/26/2013 | CN103178604A Automatic power source switching system |
| 06/26/2013 | CN103178603A Load transfer control system of 10KV power distribution network and load transfer method |
| 06/26/2013 | CN103178602A Power supply converting switch |
| 06/26/2013 | CN103178601A Power management system and method |
| 06/26/2013 | CN103178600A Power source management system and method |