| 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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| 04/09/2002 | US6370049 Inverter arrangement with three one-phase autotransformers |
| 04/09/2002 | US6370048 AC power system with redundant AC power sources |
| 04/09/2002 | US6370047 Dual input range power supply using two series or parallel connected converter sections with automatic power balancing |
| 04/09/2002 | US6370043 Switching power supply circuit formed as a composite resonance converter |
| 04/09/2002 | US6370041 Switching power supply circuit for generating DC high voltage |
| 04/09/2002 | US6369548 Voltage switch-over device |
| 04/04/2002 | WO2002027908A1 High output power high frequency resonant load inverters |
| 04/04/2002 | WO2002027904A2 Controller for switch-mode circuitry |
| 04/04/2002 | WO2002027891A1 Current adjusting apparatus and current adjusting method |
| 04/04/2002 | WO2001048905A3 Variable frequency electric signal generator, automatic control and low cost computing means |
| 04/04/2002 | US20020039302 Uninterruptible power system |
| 04/04/2002 | US20020039043 Synchronous rectifier circuit |
| 04/04/2002 | US20020038795 Power supply apparatus |
| 04/04/2002 | US20020038667 Solar battery module and power generation apparatus |
| 04/04/2002 | DE10044869A1 Filterschaltungsanordnung für eine Stromrichterschaltung Filter circuit arrangement for a converter circuit |
| 04/04/2002 | DE10044842A1 Organischer Gleichrichter, Schaltung, RFID-Tag und Verwendung eines organischen Gleichrichters Organic rectifier circuit RFID tag and use of an organic rectifier |
| 04/03/2002 | EP1194017A1 Voltage supply for x-ray generator |
| 04/03/2002 | EP1194011A2 Inverter cicuit and its method of controlling |
| 04/03/2002 | EP1194010A2 Inverter circuit and its method of management |
| 04/03/2002 | EP1194009A2 Inverter circuit and its method of controlling |
| 04/03/2002 | EP1194008A2 Inverter circuit and its method of controlling |
| 04/03/2002 | EP1193852A2 Inverter parallel operation system |
| 04/03/2002 | CN2484717Y Intelligent power-ballance regulator for regualting two-path inverter output |
| 04/03/2002 | CN2484694Y Converter controlling apparatus |
| 04/03/2002 | CN1343038A Control method of bridge electric transverter |
| 04/02/2002 | US6366485 Power source device, power supplying method, portable electronic equipment, and electronic timepiece |
| 04/02/2002 | US6366475 Power control method and circuit, and power supply unit |
| 04/02/2002 | US6366064 Dual mode controller for switching circuirty |
| 04/02/2002 | US6366058 Capacitor power supply unit |
| 03/28/2002 | WO2001052619A3 Load matched alternator system |
| 03/28/2002 | US20020036911 Uniterruptible power system |
| 03/28/2002 | US20020036483 Generator apparatus |
| 03/28/2002 | DE10043747A1 Circuit module esp. power semiconductor module or similar with housing unit and circuit arrangement which essentially is arranged in housing unit and which at least has one inverter unit |
| 03/28/2002 | DE10043480A1 Vorrichtung zur Gewinnung sekundärer elektrischer Energie aus einer primären elektrischen Energiequelle und deren Anwendung Apparatus for obtaining secondary electric energy from a primary source of electrical energy and its application |
| 03/27/2002 | EP1191661A2 Uninterruptible power system |
| 03/27/2002 | EP1191659A2 Generator apparatus |
| 03/27/2002 | CN1342390A Electronic ballast circuit |
| 03/27/2002 | CN1342389A High power factor electronic ballast with simplified circuit topology |
| 03/27/2002 | CN1342340A Power supplies having protection circuit |
| 03/27/2002 | CN1081847C Method and apparatus for control of pulse width modulation inverter unit |
| 03/26/2002 | US6362985 Power transmission apparatus and method for power transmission |
| 03/26/2002 | US6362540 Expandable hybrid electric generator and method therefor |
| 03/21/2002 | WO2002023708A1 Cutting electric power converter |
| 03/21/2002 | WO2002023705A1 Filter circuit configuration for a converter circuit |
| 03/21/2002 | WO2002023703A1 Controlling and regulating method for a three-level power converter having active clamping switches, and a device therefor |
| 03/21/2002 | WO2002023694A2 Power factor correction control circuit and power supply including same |
| 03/21/2002 | US20020034140 Disk reproducing speed control method and a disk reproducing apparatus using this method |
| 03/21/2002 | US20020034089 Semiconductor electric power conversion device |
| 03/21/2002 | US20020034087 Electric power conversion/inversion apparatus |
| 03/21/2002 | DE10140747A1 Steuer- und Regelverfahren für einen Dreipunkt-Stromrichter mit aktiven Klemmschaltern sowie Vorrichtung hierzu Control method for a three-point converter with active clamp circuit breakers and apparatus therefor |
| 03/21/2002 | DE10044446A1 Verfahren und Vorrichtung zur Verkürzung der Verriegelungszeiten bei Wechselrichtern Method and apparatus for reducing the lockout time for inverters |
| 03/20/2002 | EP1189251A2 Apparatus and method for actuating a mechanical device |
| 03/20/2002 | EP0782785B1 Improved zero-voltage-transition (zvt) 3-phase pwm voltage link converters |
| 03/19/2002 | USRE37592 Identification icon indicia for plug-in units of a power distribution system |
| 03/19/2002 | US6359795 Soft-switching power supply with auxiliary resonator |
| 03/19/2002 | US6359352 Vehicular AC generator |
| 03/19/2002 | CA2283072C High frequency rf driver |
| 03/14/2002 | WO2002021691A1 Method and device for reducing the locking time in power inverters |
| 03/14/2002 | WO2002021673A1 Device for obtaining secondary electrical energy from a primary electrical energy source and use thereof |
| 03/14/2002 | WO2002021672A1 Lossless switching dc-to-dc converter |
| 03/14/2002 | WO2002021671A1 Active power factor correction |
| 03/14/2002 | WO2002021612A1 Organic rectifier, circuit, rfid tag and use of an organic rectifier |
| 03/14/2002 | WO2001082438A3 Method and system for providing voltage support to a load connected to a utility power network |
| 03/14/2002 | WO2001065659A3 Power converters with ac and dc operating modes and methods of operation thereof |
| 03/14/2002 | US20020031002 Method and apparatus for controlling minimum brightness of a fluorescent lamp |
| 03/14/2002 | US20020031000 Uninterruptible duplexed power supply system, and unit plug-in structure for uninterruptible duplexed power supply system |
| 03/14/2002 | US20020030532 Power module |
| 03/14/2002 | US20020030527 Circuit for simulating zero cut-in voltage diode and rectifier having zero cut-in voltage characteristic |
| 03/14/2002 | US20020030411 Excessive load capacitor detection circuit for UPS |
| 03/14/2002 | DE10043934A1 Control module for static frequency changer or converter bridge for commutation of electric motor currents has pulse source providing switching pulses for series switches in each converter path dependent on rotor position |
| 03/14/2002 | DE10042141A1 Für die Leistungsfaktorkorrektur angepaßte Gleichrichterschaltung For the power factor correction rectifier circuit adapted |
| 03/13/2002 | EP1187305A2 Inverter suitable for use with portable AC power supply unit |
| 03/13/2002 | EP1187298A2 Uninterruptible duplexed power system, and unit plug-in structure for uninterruptible duplexed power supply system |
| 03/13/2002 | EP1187291A2 Method and system for connecting and synchronizing supplemental power source to a power grid |
| 03/13/2002 | EP1186464A2 A control device for motor/generators |
| 03/13/2002 | EP1186208A1 Circuit and method of control for inverters used for the feeding of induction furnaces |
| 03/13/2002 | EP1186101A1 Digital voltage controlled oscillator |
| 03/13/2002 | EP1186095A1 Power supply |
| 03/13/2002 | EP1186094A1 Method and apparatus for converting a dc voltage to an ac voltage |
| 03/13/2002 | EP1186093A1 Device and method for line-voltage dependent thyristor controlled pre-charging of output capacitors in a three-level pulse rectifier system |
| 03/13/2002 | EP1186092A1 Electric supply device, in particular for motor vehicle on-board network |
| 03/13/2002 | EP1186091A1 Indirect voltage converter |
| 03/13/2002 | CN2482270Y High-voltage ac power supply for electrostatic dust-collector |
| 03/13/2002 | CN2482035Y Frequency change drive room air conditioner |
| 03/13/2002 | CN1080949C Power unit and voltage transformer |
| 03/12/2002 | US6356471 Dynamic feedback adaptive control system and method for paralleling electric power sources and an uninterruptible power supply including same |
| 03/12/2002 | US6356467 DC/DC boost converter with bypass circuitry |
| 03/12/2002 | US6356462 Soft-switched full-bridge converters |
| 03/07/2002 | WO2002019505A1 Rectifier circuit suited to power factor correction |
| 03/07/2002 | WO2002019495A2 Filter-switched drive operating mode control |
| 03/07/2002 | WO2001024344A3 Electrical power derivation system |
| 03/07/2002 | US20020027791 Inverter parallel operation system |
| 03/07/2002 | US20020027790 Generalized method of paralleling voltage amplifiers |
| 03/07/2002 | US20020027789 Control device for motor/generators |
| 03/07/2002 | US20020026996 Cooling arrangement for a power inverter |
| 03/07/2002 | DE10037970A1 Niederinduktive Verschienung für einen Matrixumrichter The low-drying for a matrix converter |
| 03/07/2002 | DE10030875C1 Halbbrückenbaugruppe Half bridge assembly |
| 03/06/2002 | EP1184963A2 DC-DC high voltage converter |
| 03/06/2002 | EP1183771A1 Methods and apparatus for load sharing between parallel inverters in an ac power supply |
| 03/06/2002 | CN2481055Y High-voltage pulse type power source for dust cleaner |