| 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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| 04/02/1997 | CN1146658A Controller for inverter and generating system using same |
| 04/01/1997 | US5617308 Noise-immune, clamped, resonant link inverter |
| 04/01/1997 | US5617307 Electronic variable speed drive |
| 04/01/1997 | US5617293 Bridge module |
| 04/01/1997 | US5616968 Expandable AC power supply device |
| 04/01/1997 | US5616955 Power transistor module wiring structure |
| 03/27/1997 | DE19636723A1 Electric AC motor with variable speed |
| 03/26/1997 | EP0764297A1 High-efficiency power supply |
| 03/25/1997 | US5615102 Inverter apparatus and method of operation therefor |
| 03/25/1997 | US5615100 Resonant inverter |
| 03/25/1997 | US5615099 Control system for single-phase PWM converter |
| 03/25/1997 | US5614813 Unity trapezoidal wave RMS regulator |
| 03/25/1997 | CA2120213C Power inverting apparatus |
| 03/25/1997 | CA2062189C Protection circuit in inverter for refrigerators |
| 03/19/1997 | EP0763966A2 Cold cathode tube lighting device using piezoelectric transformer |
| 03/19/1997 | EP0763878A2 Off-line phase control low-power power supply |
| 03/19/1997 | EP0763277A1 Circuit arrangement |
| 03/19/1997 | CN2249990Y Non-static frequency converting stepless speed regulator |
| 03/19/1997 | CN1145547A Convert circuit arrangement |
| 03/18/1997 | US5612860 For a switch mode converter connected to a load |
| 03/18/1997 | US5612859 Battery polarity switch for generating low frequency voltage waveforms |
| 03/18/1997 | US5612856 Circuit arrangement for producing a direct voltage with reduction of harmonic and high-frequency interferences |
| 03/18/1997 | US5612615 Cryogenic electronics power supply |
| 03/18/1997 | US5612613 Reference voltage generation circuit |
| 03/18/1997 | US5612609 Continuous conduction mode switching power supply with improved power factor correction |
| 03/18/1997 | US5611950 Arc welding power source |
| 03/13/1997 | WO1997009776A1 Control device for electrical engines |
| 03/12/1997 | EP0762652A1 Insulated gate transistor drive circuit |
| 03/12/1997 | EP0762624A2 Control system for power converter system |
| 03/12/1997 | EP0762623A2 Power conversion apparatus |
| 03/12/1997 | EP0762622A1 High voltage DC link converter control and protection system |
| 03/12/1997 | EP0598111B1 Configurable inverter for 120 vac or 240 vac output |
| 03/11/1997 | US5610807 Power converting system with a plurality of charging capacitors |
| 03/11/1997 | US5610806 Pulse width modulation method for driving three phase power inverter/converter switches with balanced discontinuous phase commands |
| 03/11/1997 | US5610493 Terminal configuration for a motor controller |
| 03/11/1997 | US5610452 E-beam high voltage switching power supply |
| 03/06/1997 | DE19634186A1 Thyristor bridge for energy feedback to AC network e.g. for photovoltaic equipment |
| 03/06/1997 | DE19633542A1 Leistungsmodul Power module |
| 03/05/1997 | EP0760552A1 Method and circuit for PWM mode driving a bridge and disk guide using the same |
| 03/05/1997 | EP0614580B1 Structure of an inverter, especially a 3-point inverter |
| 03/05/1997 | CN2248906Y Illumination power converting arrangement for lamp box for showing goods |
| 03/05/1997 | CN1144417A Driving device for induction motor |
| 03/04/1997 | US5608616 Power converter |
| 03/04/1997 | US5608614 Power converter |
| 03/04/1997 | US5608291 Electronic ballast with pulsing output voltage |
| 02/27/1997 | DE19548254C1 Digital control of inverter output voltage e.g. for guaranteed current supply for consumer load with battery back=up |
| 02/26/1997 | EP0759655A2 Method and device for reducing power consumption of an electric apparatus fed by a voltage converter |
| 02/26/1997 | EP0759627A2 Circuit arrangement with high tension cascade circuit |
| 02/26/1997 | EP0759224A1 Method for controlling the power to be transferred via a mains inverter |
| 02/26/1997 | EP0759223A1 Controlled commutator circuit |
| 02/26/1997 | CN1143852A Power converter |
| 02/26/1997 | CN1143851A Power converting circuit |
| 02/26/1997 | CN1034149C Control device for inverter |
| 02/25/1997 | US5606492 Intermittent on/off regulator type DC power supply |
| 02/25/1997 | US5606289 Audio frequency power amplifiers with actively damped filter |
| 02/25/1997 | US5606232 DC on line AC brushless motor |
| 02/25/1997 | CA2118877C Power conversion system, and a method of power conversion using such a power conversion system |
| 02/25/1997 | CA2018883C Ozone generator equipment and methods |
| 02/20/1997 | DE19633351A1 Power factor improvement circuit e.g. for electronic device power supply |
| 02/19/1997 | EP0758839A2 Cold cathode fluorescent lamp driving apparatus using a piezoelectric transformer |
| 02/19/1997 | EP0758815A2 Voltage converter |
| 02/19/1997 | CN2247894Y Controlled silicon reverse frequency changing device |
| 02/19/1997 | CN1143279A Converter circuit device |
| 02/18/1997 | US5604674 Driving circuit module |
| 02/18/1997 | US5604672 Inverter apparatus for air conditioner |
| 02/18/1997 | US5604670 Power converting apparatus and control device for a power converting apparatus |
| 02/18/1997 | US5604387 Power supply derived from motor winding |
| 02/13/1997 | WO1997005504A1 Radiofrequency interface device for a transponder |
| 02/13/1997 | CA2228697A1 Radiofrequency interface device for a transponder |
| 02/12/1997 | EP0758160A1 Driving pulse limiting circuit |
| 02/12/1997 | CN1142705A Power supply apparatus |
| 02/12/1997 | CN1034043C Power changing apparatus |
| 02/12/1997 | CN1034042C Control apparatus for power converter |
| 02/12/1997 | CN1034041C Exchange type power saver |
| 02/11/1997 | US5602725 Special purpose power control devices using 3-phase PWM converters for three phase AC power |
| 02/06/1997 | WO1997004519A1 Highly efficient, complementary, resonant pulse generation |
| 02/05/1997 | EP0757511A1 Starting circuit, MOS transistor using the same and corresponding applications |
| 02/05/1997 | EP0757429A1 Switched mode power supply with power factor correction |
| 02/05/1997 | EP0756914A2 Method and apparatus for controlling inverter resistance welding |
| 02/05/1997 | CN1142288A Electronic circuit for covnerting electric power and power supply plant using such device |
| 02/05/1997 | CN1142287A Electronic circuit for converting electric power |
| 02/05/1997 | CN1142136A Current-order type pulsewidth modulation transformer |
| 02/04/1997 | US5600552 Direct current power supply for use in series with a load in an alternating current circuit |
| 02/04/1997 | US5600548 DC content control for an inverter |
| 01/30/1997 | WO1997003541A1 Circuit arrangement |
| 01/30/1997 | WO1997003494A1 Converter circuit to which sine wave is inputted |
| 01/30/1997 | WO1997003493A1 Electric power converter for ac electric vehicles |
| 01/29/1997 | EP0756372A1 Control apparatus of inverter and power generation system using such control apparatus |
| 01/29/1997 | EP0756371A2 Current command type PWM inverter apparatus with logic circuit for generating switching command signals at periodical timings |
| 01/29/1997 | EP0756370A2 Resonant converter with wide load range |
| 01/29/1997 | EP0755583A1 Installation for transmission of electric power by means of high-voltage direct current |
| 01/29/1997 | EP0711471B1 Process and device for compensating a fault voltage at a pulse-controlled inverter |
| 01/29/1997 | CN2246340Y Mains plug in use for feet warm plate |
| 01/29/1997 | CN1141696A Electronic device for converting electric energy and supply plant using same |
| 01/29/1997 | CN1033941C Power shifting apparatus |
| 01/28/1997 | US5598328 Filter module for a frequency converter |
| 01/28/1997 | CA2104737C Inverter device |
| 01/23/1997 | DE19539554C1 Voltage distribution symmetry circuit for series gate-controlled power semiconductors |
| 01/22/1997 | EP0755111A1 Voltage step-down device and asynchronous traction system fed by a single-phase network using such device |
| 01/22/1997 | EP0754367A1 Enclosed valve means for high voltage and high power |