| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 06/27/2007 | CN1323480C UPS Spare system and method |
| 06/26/2007 | US7237134 Backup power module for industrial control and monitoring network |
| 06/21/2007 | WO2007068514A1 Hybrid propulsion system for a watercraft |
| 06/21/2007 | WO2007068405A1 Temporary voltage supply |
| 06/21/2007 | US20070138872 Power system utilizing flow batteries |
| 06/20/2007 | CN2914456Y Stand-by power supply based on fuel cell |
| 06/20/2007 | CN1983761A Controller for switching main power supply |
| 06/19/2007 | US7233082 Interconnecting power generation system |
| 06/19/2007 | US7233081 Power-supply device |
| 06/14/2007 | US20070132317 Back-up power system for a cooling system |
| 06/14/2007 | DE102005059246A1 Kurzzeit-Spannungsversorgung Short-time power supply |
| 06/14/2007 | DE102005058822A1 Electrical system structure for e.g. hybrid vehicle, has storage and supply devices commutated with switching device, which partially uses separation contactor of energy storage device than switching unit for commutation |
| 06/14/2007 | DE102005058719A1 Autonomous capacitor testing circuit arrangement for motor vehicle, has measuring circuit measuring voltage characteristics at capacitor, and evaluation circuit testing capacitance of capacitor by evaluation of measured characteristics |
| 06/14/2007 | DE102004037330B4 Autarke Stromversorgungseinrichtung Autonomous power supply device |
| 06/13/2007 | CN2912075Y Large power on-line spare mains suitable for rectifying wave filtering power source inputting circuit appliance |
| 06/13/2007 | CN2912074Y Spared unlocking power source means of induction IC card door lock |
| 06/13/2007 | CN2911920Y Interlocking gear of automatic changeover switch |
| 06/13/2007 | CN1981417A Power supply loading indicators and methods |
| 06/13/2007 | CN1980000A 电源供给系统 Power supply system |
| 06/13/2007 | CN1979999A High-voltage/low-voltage power supply switching-over circuit |
| 06/13/2007 | CN1979994A Power-supplying, charging conversion circuit both for ac. and dc. electric tool |
| 06/12/2007 | US7230819 Mobile power system |
| 06/12/2007 | US7230353 Charging circuit in uninterruptible power supply system |
| 06/12/2007 | CA2464096C Front access interlocking modular cell tray assembly |
| 06/07/2007 | WO2007008494A3 Maximized battery run-time in a parallel ups system |
| 06/06/2007 | CN2909777Y High power automatic energy-saving emergency lamp |
| 06/06/2007 | CN2909665Y Fixed automatic generation set for base station |
| 06/06/2007 | CN2909659Y DC controller |
| 06/06/2007 | CN1977440A Method and device for detecting uninterrupted power supply |
| 06/06/2007 | CN1976165A Double-electric source automatic change-over switch controller |
| 06/05/2007 | US7228206 Electrical system for a ship |
| 06/05/2007 | US7227282 Alternative alternating current power supply |
| 06/05/2007 | US7227281 Causing operation of load in alternate, reduced peak power mode |
| 06/05/2007 | US7227278 Multiple bi-directional input/output power control system |
| 06/05/2007 | CA2314782C Multi-mode power converters incorporating balancer circuits and methods of operation thereof |
| 05/30/2007 | EP1790066A1 Current prediction in a switching power supply |
| 05/30/2007 | EP1790065A1 High efficiency switching power supply |
| 05/30/2007 | EP1790064A1 Power supply with multiple modes of operation |
| 05/30/2007 | CN2907163Y Light emitting diode illumination light |
| 05/30/2007 | CN2907041Y 电动自行车控制器 Electric bicycle controller |
| 05/30/2007 | CN2907040Y Multi-circuit self-aid system |
| 05/30/2007 | CN2907034Y Circuit for preventing self-discharging of standby battery |
| 05/30/2007 | CN1972074A Automatic switch for starting distribution under-/over-voltage generator |
| 05/30/2007 | CN1972073A PC-automatic switch with regional interlock |
| 05/30/2007 | CN1972072A Parallel uninterrupted power supply system |
| 05/30/2007 | CN1972071A Uninterrupted power supply system |
| 05/30/2007 | CN1972069A Solar photoelectricity and power network switching and complementary apparatus |
| 05/30/2007 | CN1972068A A solar and power network switching and complementary apparatus |
| 05/30/2007 | CN1319264C Power circuit of high speed motor |
| 05/30/2007 | CN1319244C Charging circuit for on-line interdynamic non-power off power supply apparatus |
| 05/29/2007 | US7224131 High efficiency lighting system |
| 05/29/2007 | CA2403888C Uninterruptible power supplies using fuel cells |
| 05/29/2007 | CA2275617C Hybrid generator apparatus |
| 05/24/2007 | US20070114852 Parallel uninterruptible power supply system |
| 05/24/2007 | US20070114851 Uninterruptible power supply |
| 05/24/2007 | US20070114849 Electrical load with preferential source |
| 05/24/2007 | US20070114795 Flywheel system with synchronous reluctance and permanent magnet generators |
| 05/24/2007 | DE202007003899U1 Energiebox Energy Box |
| 05/23/2007 | EP1788688A2 Apparatus for synchronizing uninterruptible power supplies |
| 05/23/2007 | EP1122872B1 Power supply apparatus for electronic unit |
| 05/23/2007 | CN2904432Y High-reliable distributing monitoring terminal |
| 05/23/2007 | CN1969439A Device for supplying uninterruptible power |
| 05/22/2007 | US7222250 Display unit and power save controller |
| 05/22/2007 | US7221061 Power generation system having an external process module |
| 05/22/2007 | CA2568502A1 Apparatus for synchronizing uninterruptible power supplies |
| 05/18/2007 | WO2007055593A1 Arrangement for internal black start of subsea power system |
| 05/18/2007 | WO2007055587A1 Subsea uninterruptible power supply system and arrangement |
| 05/18/2007 | CA2626216A1 Power system for ultraviolet lighting |
| 05/16/2007 | CN1965461A DC/DC converter with multiple mutually-isolated power sources |
| 05/15/2007 | US7219180 Combined uninterruptable power supply and bus control module to improve power management and legacy support |
| 05/15/2007 | US7218078 Back-up power system and monitoring system therefor |
| 05/15/2007 | CA2332645C Systems and methods for producing standby uninterruptible power for ac loads using rectified ac and battery |
| 05/10/2007 | US20070103831 Intelligent safety device for vehicle on-board electric equipment |
| 05/10/2007 | US20070103118 Power supply system |
| 05/10/2007 | US20070103004 Islanding detection apparatus for a distributed generation power system and detection method therefor |
| 05/09/2007 | EP1783887A1 A control device for a power supply with zero power consumption in standby mode |
| 05/09/2007 | EP1782524A2 Dc/dc converter with multiple mutually-isolated power sources |
| 05/09/2007 | EP1782521A2 Transfer switch with arc suppression |
| 05/09/2007 | CN1961279A Providing power supply to computer |
| 05/09/2007 | CN1960110A Method and device for switching supply power and protecting batteries |
| 05/08/2007 | US7216246 Electronic apparatus and supply power setting method for the apparatus |
| 05/03/2007 | WO2007050577A2 Fuel-cell based power generating system having power conditioning apparatus |
| 05/02/2007 | CN2896655Y Vehicle loading-chute cut-off automatic lifting protection device |
| 05/02/2007 | CN2896654Y Connection-type emergency power supply |
| 05/02/2007 | CN1957520A Power conversion apparatus and methods using an adaptive waveform reference |
| 05/01/2007 | CA2400572C Dual-input, automatic-switching power supply |
| 05/01/2007 | CA2320871C Electric power supply system for simplifying the architecture of power and air conditioning installations |
| 04/30/2007 | CA2566568A1 Improved mounting systems and methods for, e.g., uninterrupted power supplies and the like |
| 04/26/2007 | WO2007046866A1 Method and apparatus for power management control of the cooling system of a refrigerating appliance |
| 04/26/2007 | CA2626554A1 Lithium ion batteries |
| 04/25/2007 | CN2894032Y Automatic changeover switch controller |
| 04/25/2007 | CN2894008Y Collecting and distributing electric controlling device |
| 04/25/2007 | CN1953292A Uninterrupted power supply system with switching connection mechanism |
| 04/25/2007 | CN1953290A Safe battery case for hybrid motor automobile |
| 04/25/2007 | CN1312824C Non-disturbance switching method of double control system for electrophoresis painting power supply |
| 04/25/2007 | CN1312823C Two circuit power supply intelligent noncontact switching device with automatic switching and hot reserve function |
| 04/19/2007 | WO2007042330A1 Emergency light system and luminaire module |
| 04/19/2007 | US20070085422 Bidirectional DC/AC inverter |
| 04/19/2007 | US20070085421 Electrical installation for coupling a power supply system and a central direct current branch and method for operating an installation of this type |
| 04/18/2007 | CN2891447Y Energy storage power-off protection device |