| 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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| 01/07/1999 | EP0889578A2 Method for generating a signal synchronous with the network for the control of an electrical drive |
| 01/07/1999 | EP0888668A1 Electrical inverter with a silicon controlled rectifier full-bridge circuit |
| 01/07/1999 | EP0888667A1 Circuit arrangement |
| 01/07/1999 | EP0888666A1 High-voltage ac to low-voltage dc converter |
| 01/07/1999 | EP0888662A2 Electromagnetic device |
| 01/07/1999 | EP0888628A1 Transformer/reactor |
| 01/07/1999 | EP0888627A1 A dc transformer/reactor |
| 01/07/1999 | DE19742429C1 Circuit arrangement e.g. for supplying electrical traction motor in multi-stage vehicle traction devices |
| 01/07/1999 | DE19728295A1 Halbbrückenansteuerung ohne Kollektor-Vorstromspitze Half-bridge control without collector Vorstromspitze |
| 01/06/1999 | CN1204422A Process and device for regulating N power converter stations of multipoint hvdct network |
| 01/06/1999 | CN1204180A DC power supply device and air conditioner |
| 01/05/1999 | US5856916 Assembly set including a static converter with controlled switch and control circuit |
| 01/05/1999 | US5856736 Variable speed AC motor drive for treadmill |
| 01/05/1999 | US5856712 Uninterruptible power supply method |
| 01/05/1999 | CA2077859C Device for protecting power supply circuit |
| 12/30/1998 | WO1998059413A1 Integrated uninterruptible power supply protection system with novel inverter circuit |
| 12/30/1998 | EP0888033A1 High-frequency inverter and induction cooking device using the same |
| 12/30/1998 | EP0887915A2 Multi-channel motor winding configuration and pulse width modulated controller |
| 12/30/1998 | CN1203704A AC-DC power supply |
| 12/30/1998 | CN1041477C Power conversion system |
| 12/30/1998 | CA2290403A1 Integrated uninterruptible power supply protection system with novel inverter circuit |
| 12/29/1998 | US5854743 Control system for power conversion system |
| 12/29/1998 | CA2147926C Apparatus for controlling converter having self-arc-extinction elements |
| 12/24/1998 | DE19725836A1 Leistungshalbleiter-Anordnung auf DCB-Substrat Power semiconductor arrangement on DCB substrate |
| 12/23/1998 | WO1998058441A1 Inverter for inputting sinusoidal currents into an alternating current network |
| 12/23/1998 | WO1998058440A1 Semiconductor arrangement on a dcb substrate |
| 12/23/1998 | WO1998058439A1 Current stiff converters with resonant snubbers |
| 12/23/1998 | WO1998058438A2 Integrated complete bridge circuit with four transistors |
| 12/23/1998 | WO1998043336A3 A plant for transmitting electric power including vsc (voltage source converter) and dc/dc converter |
| 12/23/1998 | EP0886369A2 Method of and device for controlling pulse width modulation inverter |
| 12/23/1998 | EP0886200A2 Circuit arrangement for generating a load-independent DC voltage |
| 12/23/1998 | CN1202752A Ground fault protecting apparatus and method for solar power generation and solar power generation apparatus using apparatus and method |
| 12/22/1998 | US5852558 Method and apparatus for reducing common mode voltage in multi-phase power converters |
| 12/22/1998 | US5852555 Dual inverter power supply |
| 12/22/1998 | US5852554 Power inverter having three or more parallel driven PWM-type power inverting units |
| 12/22/1998 | US5852553 Harmonic neutralized voltage sourced inverter employing phase shifting interphase transformers |
| 12/22/1998 | US5852551 In a power transforming apparatus |
| 12/22/1998 | US5852538 Power element driving circuit |
| 12/20/1998 | CA2208380A1 Integrated uninterruptible power supply protection system with novel inverter circuit |
| 12/17/1998 | WO1998043346A3 Apparatus for generating an analog ac signal from dc voltage |
| 12/17/1998 | DE4345315C2 Control of frequency converter for use with induction motor |
| 12/16/1998 | EP0884831A2 Method for operating a power electronic circuit |
| 12/16/1998 | EP0884830A2 Power supply unit with a pulse width modulated inverter, in particular for an X-ray generator |
| 12/16/1998 | EP0884829A1 Single ended forward converter with synchronous rectification and delay circuit in phase-locked loop |
| 12/16/1998 | EP0884820A2 Alternating current charging generator |
| 12/16/1998 | EP0884817A2 Ground fault protecting apparatus and method for solar power generation and solar power generation apparatus using the apparatus and method |
| 12/16/1998 | CN1202029A Intelligent charge alternator |
| 12/16/1998 | CN1041263C Switch mode powder supply circuit with reduced loading of mains by harmonics |
| 12/15/1998 | US5850336 Apparatus having an inverter |
| 12/15/1998 | US5850160 Gate drive circuit for an SCR |
| 12/15/1998 | US5850132 Apparatus used with AC motors for compensating for turn on delay errors |
| 12/15/1998 | CA2155253C Power converter controlling apparatus |
| 12/10/1998 | WO1998056101A1 Low voltage illumination system |
| 12/10/1998 | DE19723774A1 Electromagnetically compatable clocked amplifier for dc/ac amplification |
| 12/09/1998 | EP0882323A2 Device for rectifying voltage with integrated components |
| 12/09/1998 | CN1201291A Power conversion device having voltage driven switch element |
| 12/09/1998 | CN1201290A Electric motor having electronic distribution structure |
| 12/08/1998 | US5847536 Motor control circuit equipped with correction means therein |
| 12/08/1998 | US5845488 Power processor circuit and method for corona discharge pollutant destruction apparatus |
| 12/08/1998 | CA2082553C Power conversion system |
| 12/03/1998 | WO1998054828A1 Regulated drive for vibratory feeders |
| 12/03/1998 | WO1998054827A1 Method and circuit for operating a transistor as a rectifier |
| 12/03/1998 | DE19824201A1 Overheat protection system for circuit module |
| 12/02/1998 | EP0881759A2 Sub-resonant series resonant converter having improved form factor and reduced emi |
| 12/02/1998 | EP0881758A2 Efficient power conversion |
| 12/02/1998 | EP0881737A2 Electric charge transfer |
| 12/02/1998 | EP0881735A2 Circuit arrangement for a power supply unit |
| 12/02/1998 | EP0881733A1 Valve overcurrent protection in electric power transmission plant |
| 12/02/1998 | EP0772903A4 Multi-resonant inverter |
| 12/02/1998 | EP0764297A4 High-efficiency power supply |
| 12/02/1998 | EP0663019B1 Topographically precise thin film coating system |
| 12/02/1998 | EP0661796B1 Apparatus and method for controlling current of variable speed driver |
| 12/02/1998 | CN1200593A Power factor improving circuit |
| 12/01/1998 | US5844793 High-voltage transformer for a televison receiver including separated partial windings tuned to different harmonics |
| 12/01/1998 | US5844788 Voltage oscillating circuit and method |
| 12/01/1998 | US5844193 Control equipment for resistance welding machine |
| 11/26/1998 | WO1998053550A1 A method and a circuit for resonance inversion |
| 11/26/1998 | WO1998053549A1 Single-phase rectifier |
| 11/26/1998 | DE19720695A1 DC/AC converter |
| 11/25/1998 | EP0880221A2 Power conversion device |
| 11/25/1998 | EP0879732A1 Transformerless supply circuit for an ac vehicle |
| 11/24/1998 | US5841650 High frequency inverter |
| 11/24/1998 | US5841649 Current-sensing mosfets in paralleled mosfet power circuit |
| 11/24/1998 | US5841647 Power conversion system |
| 11/24/1998 | US5841646 Resonance inverter power supply control device including transistor switch-over decision signals |
| 11/24/1998 | US5841645 Multi-level inverter with low loss snubbing circuits |
| 11/24/1998 | US5841644 To provide regulated ac output power from a dc power source to a load |
| 11/24/1998 | US5841246 Circuit arrangement for controlling luminous flux of a discharge lamp |
| 11/19/1998 | WO1998052203A1 Combination of ac reactor and fuse |
| 11/19/1998 | DE19821993A1 Self-adjusting gas discharge supply device |
| 11/18/1998 | EP0878051A1 Converter equipment |
| 11/18/1998 | EP0878050A1 Ac/dc converter |
| 11/18/1998 | CN2297819Y Chopper type high voltage power supply |
| 11/18/1998 | CN1199274A Converter modules having busbar system for power semiconductor switches |
| 11/17/1998 | US5838113 Power supply circuit employing a differential amplifier connected to an AND gate that is in turn connected to flip-flop |
| 11/12/1998 | WO1998051134A1 Gas discharge lamp drive circuitry |
| 11/12/1998 | WO1998051133A2 Circuit arrangement for operating a discharge lamp |
| 11/12/1998 | WO1998050993A1 Inductive power transfer across an extended gap |
| 11/12/1998 | WO1998050966A1 Single-input phase locking piezoelectric transformer driving circuit |
| 11/12/1998 | CA2288877A1 Inductive power transfer across an extended gap |