| Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189) |
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| 02/19/2009 | US20090047990 Inverter maintenance system and inverter |
| 02/19/2009 | US20090046492 Inverter |
| 02/19/2009 | US20090046491 Inverter |
| 02/19/2009 | US20090046489 Insulated transformers, and power converting device |
| 02/19/2009 | US20090046488 Inverter circuit |
| 02/19/2009 | US20090046435 Filter apparatus and frequency converter to which the filter apparatus is connected |
| 02/19/2009 | US20090046434 Filter apparatus and frequency converter to which the filter apparatus is connected |
| 02/19/2009 | US20090045851 Device for driving switching elements |
| 02/19/2009 | US20090045782 Power conversion system |
| 02/19/2009 | DE202008015578U1 Kapazitives Netzgerät Capacitive power supply |
| 02/19/2009 | DE102008034541A1 Steuerungseinrichtung zum Antreiben eines bürstenlosen Gleichstrommotors Control means for driving a brushless DC motor |
| 02/19/2009 | DE102008031688A1 Aktive Diode Active diode |
| 02/19/2009 | DE102008026852A1 Wechselrichter mit zwei Quellen Inverter with two sources |
| 02/18/2009 | EP2026457A1 Inverter with two intermediate circuits |
| 02/18/2009 | EP2026456A1 Inverter |
| 02/18/2009 | EP2026455A1 Method for operating an electrical switch and corresponding electrical switch to avoid electrical surges on loads fed by inverters |
| 02/18/2009 | EP2026454A1 Single-error-safe bridge rectification |
| 02/18/2009 | EP2026404A1 Power supply device |
| 02/18/2009 | EP2025052A1 Inverter circuit and method for operating the inverter circuit |
| 02/18/2009 | EP2025051A2 Universal power converter |
| 02/18/2009 | CN101371429A Power converter |
| 02/18/2009 | CN101370333A Road lamp illumination power-saving device based on compensation type AC wave chopping technology |
| 02/18/2009 | CN101369784A Electronic servo transformer and servo system |
| 02/18/2009 | CN101369783A Power conversion apparatus and module |
| 02/18/2009 | CN101369782A Control method of unit series connection type high voltage frequency convertor |
| 02/18/2009 | CN101369781A AC high voltage high power adjustable CVCF power apparatus and its emendation method |
| 02/18/2009 | CN101369735A Method of powering emergency auxiliary loads, auxiliary converter and railway vehicle for this method |
| 02/18/2009 | CN100463356C Power conversion device for secondary excitation |
| 02/18/2009 | CN100463351C Electric converter structure without transformer |
| 02/17/2009 | US7492621 Inverter, method for use thereof and wind power installation employing same |
| 02/17/2009 | US7492620 DC-AC converter and controller IC thereof |
| 02/17/2009 | US7492618 Inverter device |
| 02/17/2009 | US7492615 Switching power supply |
| 02/17/2009 | US7492162 Inverter system |
| 02/17/2009 | US7492138 Synchronous rectifier circuits and method for utilizing common source inductance of the synchronous FET |
| 02/12/2009 | WO2009020152A1 Direct power converter |
| 02/12/2009 | WO2009019344A2 Supply device for a motor vehicle alternator, and alternator employing such a device |
| 02/12/2009 | US20090040800 Three phase rectifier and rectification method |
| 02/12/2009 | US20090040799 Universal Energy Supply System |
| 02/12/2009 | US20090040797 Pulse Width Modulation Method for a Power Converter |
| 02/12/2009 | US20090040743 Filter apparatus and frequency coverter to which the filter apparatus is connected |
| 02/12/2009 | US20090040733 Filter apparatus and frequency converter to which the filter apparatus is connected |
| 02/11/2009 | EP2023482A1 Motor driving control system and its control method |
| 02/11/2009 | EP2023476A2 Converter apparatus |
| 02/11/2009 | EP2023475A1 Inversion for a grounded DC source, in particular a photovoltaic generator |
| 02/11/2009 | EP2023474A1 Apparatus for providing AC voltage |
| 02/11/2009 | EP2023473A2 Power inverter |
| 02/11/2009 | EP2023459A1 Power controller and vehicle equipped with power controller |
| 02/11/2009 | EP2022162A1 Power supply circuit for the wall mounted electronic switch |
| 02/11/2009 | EP2022161A1 Device for converting an electromagnetic wave into dc voltage |
| 02/11/2009 | EP2022156A1 An energy distributing circuit arrangement, including a dc/dc-converter |
| 02/11/2009 | EP1352458A4 System and method to eliminate the dead time influence in a pwm-driven system |
| 02/11/2009 | EP1012957B1 A method and a circuit for resonance inversion |
| 02/11/2009 | CN201194375Y Three-phase bridge type current inverter for active filtering of smelting transformer |
| 02/11/2009 | CN201194374Y DC three level converter |
| 02/11/2009 | CN201194373Y Inversion power supply module for frequency conversion electricity generator |
| 02/11/2009 | CN201194372Y Three-phase input non-isolation type converter |
| 02/11/2009 | CN201194371Y High-resistance medium-frequency three-phase rectifier transformer |
| 02/11/2009 | CN201194369Y Ultra-high-voltage DC generator |
| 02/11/2009 | CN101366157A Electrical power transmission system |
| 02/11/2009 | CN101364780A Method and apparatus for controlling electric motor |
| 02/11/2009 | CN101364773A Ac/dc converter, and ac/dc conversion method using it |
| 02/11/2009 | CN101364732A Large power modularized DC power supply apparatus and control method thereof |
| 02/11/2009 | CN101364392A Gate driving circuit and display device having the same |
| 02/11/2009 | CN101362444A Mixed traction power supply equipment and control method |
| 02/11/2009 | CN100461608C Battery pack system capable of providing ac voltage |
| 02/11/2009 | CN100461607C Parallel-working sine ware inverter |
| 02/11/2009 | CN100461606C Inverter controlling apparatus for driving a motor and an air conditioner using same |
| 02/11/2009 | CN100461605C Method and inverter for supplying alternating current to a network |
| 02/11/2009 | CN100461590C Rotary electric machine for vehicles |
| 02/10/2009 | US7490013 Power grid failure detection system and method |
| 02/10/2009 | US7489533 Frequency feedforward for constant light output in backlight inverters |
| 02/10/2009 | US7489530 High voltage full bridge circuit and method for operating the same |
| 02/10/2009 | US7489526 Power and information signal transfer using micro-transformers |
| 02/10/2009 | US7489513 Heat dissipation device |
| 02/10/2009 | US7489116 Power factor correction control circuit |
| 02/10/2009 | US7489087 Backlight inverter and method of driving same |
| 02/10/2009 | US7487581 Method of manufacturing an inverter device |
| 02/10/2009 | CA2519394C Power converter |
| 02/05/2009 | WO2009016340A1 Control methods for vsc active rectifier/inverters under unbalanced operating conditions |
| 02/05/2009 | WO2009016113A1 Controlling a power system |
| 02/05/2009 | WO2008148977A3 Device and method for controlling a power shunt circuit, hybrid vehicle having same |
| 02/05/2009 | WO2008027166A3 Transformers with improved voltage-step-down ratios and dc-to-dc power converters employing same |
| 02/05/2009 | US20090034308 Double ended inverter system with an impedance source inverter subsystem |
| 02/05/2009 | US20090034306 Power Module, Power Converter, and Electric Machine System for Mounting in Vehicle |
| 02/05/2009 | US20090034305 Power Conversion Device and Power Conversion System |
| 02/05/2009 | US20090034304 Inverter for grounded direct current source, more specifically for a photovoltaic generator |
| 02/05/2009 | US20090034303 Discontinuous pulse width modulation for double-ended inverter system |
| 02/05/2009 | US20090033302 Voltage conversion device |
| 02/05/2009 | US20090033300 Output control device, and AC/DC power source device, circuit device, LED backlight circuit device, and switching DC/DC converter device each using output control device |
| 02/05/2009 | US20090033254 Double ended inverter system with a cross-linked ultracapacitor network |
| 02/05/2009 | DE102008029875A1 Verfahren und Vorrichtung zur aktiven Spannungssteuerung von Elektromotoren Method and device for active power control of electric motors |
| 02/04/2009 | EP2020742A2 Limitation of voltage pulse |
| 02/04/2009 | EP2020741A1 Self-excited inverter and LCD television apparatus |
| 02/04/2009 | EP2020740A1 Power converter |
| 02/04/2009 | EP2020739A2 Electric power conversion system |
| 02/04/2009 | EP1842283B1 Method and device for the operation of a converter circuit comprising an lcl filter |
| 02/04/2009 | CN201191910Y Loudspeaker box embedded with switch power supply |
| 02/04/2009 | CN201191811Y High-frequency pure sine wave inverter |
| 02/04/2009 | CN201191810Y Electric power adapter |