| 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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| 05/20/1997 | US5631820 Multiple DC, single AC converter with a switched DC transformer |
| 05/20/1997 | US5631819 Power converter |
| 05/20/1997 | US5631818 Power supply for electrostatic preciptator electrodes |
| 05/20/1997 | US5631815 High voltage power supply |
| 05/20/1997 | US5631813 Regenerative AC/DC/AC power converter for a plurality of motors |
| 05/20/1997 | US5631812 Motor drive control method |
| 05/20/1997 | US5631810 Control of switching devices in synchronized-rectification system |
| 05/20/1997 | US5631504 AC/DC power supply |
| 05/15/1997 | WO1997017753A2 An ac-dc power supply |
| 05/15/1997 | DE19541684A1 Control of AC motor |
| 05/14/1997 | EP0772903A1 Multi-resonant inverter |
| 05/14/1997 | CN1149785A 逆变器 Inverter |
| 05/14/1997 | CN1149784A Power supply control and its method |
| 05/14/1997 | CN1034900C Multiple composite voltage-equalizing output circuit of multi-group independent DC power supply |
| 05/13/1997 | US5629844 For generating a controlled current in a load having component parts |
| 05/13/1997 | US5629592 Electric vehicle control device in both an alternating current section and a direct current section |
| 05/13/1997 | US5629588 Lighting circuit utilizing DC power for a discharge lamp utilizing AC power |
| 05/09/1997 | WO1997016884A1 Device and method of supplying from an ac source |
| 05/09/1997 | CA2236688A1 Device and method of supplying from an ac source |
| 05/07/1997 | EP0772379A1 Mounting of power converters |
| 05/07/1997 | EP0772288A2 Semiconductor power module and compound power module |
| 05/07/1997 | EP0772281A2 Power-factor improvement converters |
| 05/07/1997 | EP0772220A1 Device for electric power supply for an assembly of electron tubes |
| 05/07/1997 | EP0771489A1 Power control circuit for improved power application |
| 05/07/1997 | EP0771488A1 Dc content control for an inverter |
| 05/07/1997 | EP0771440A1 Externally dimmable electronic ballast |
| 05/06/1997 | US5627743 Chopper power supply adapted to enable low-voltage switching to be performed |
| 05/06/1997 | US5627742 Three level power converting apparatus having means for balancing DC component thereof |
| 05/06/1997 | US5627741 Power supply apparatus |
| 05/06/1997 | US5627737 Power inverter for use in system interconnection |
| 05/06/1997 | US5627735 Method and device for compensation of unbalance in a series compensated converter station |
| 05/06/1997 | US5627734 Method and control arrangement for DC transmission, and a control device |
| 05/02/1997 | EP0771064A2 Single shared turn-off circuit for a thyristor converter |
| 05/02/1997 | EP0770282A1 Direct a.c. converter |
| 05/02/1997 | EP0720787B1 Converter |
| 05/02/1997 | EP0680671A4 Wide load matching capability power supply. |
| 04/29/1997 | US5625550 Apparatus used with AC motors for compensating for turn on delay errors |
| 04/29/1997 | US5625549 Boost-buck rectifier bridge circuit topology with diode decoupled boost stage |
| 04/29/1997 | US5625548 Control circuit for cryogenically-cooled power electronics employed in power conversion systems |
| 04/29/1997 | US5625546 Method and apparatus for the variable allocation of static inverters to at least one load |
| 04/29/1997 | US5625545 Medium voltage PWM drive and method |
| 04/29/1997 | US5625542 Low-noise operation of a machine fed by a pulse inverter |
| 04/29/1997 | US5625539 Method and apparatus for controlling a DC to AC inverter system by a plurality of pulse-width modulated pulse trains |
| 04/29/1997 | US5625538 High power factor power-supply system |
| 04/29/1997 | US5625276 Controller for permanent magnet generator |
| 04/26/1997 | CA2181094A1 Common turn-off circuit for a thyristor power converter |
| 04/24/1997 | DE19537600A1 Electronic power saving circuit e.g. for doorbell AC voltage transformers |
| 04/23/1997 | EP0769238A1 An energy converter for heating units for foodstuffs |
| 04/23/1997 | EP0769221A1 Load-commutated synchronous motor drive |
| 04/23/1997 | EP0769216A1 Hvdc transmission |
| 04/23/1997 | EP0681759B1 Resonant inverse rectifier |
| 04/23/1997 | EP0163746B1 Pwm inverter apparatus |
| 04/23/1997 | CN1148447A Electronic device for converting electrical energy |
| 04/23/1997 | CN1148288A 全波桥式整流电路 Full-wave bridge rectifier circuit |
| 04/22/1997 | US5623550 Battery power supply circuit which supplies correct power polarity irrespective of battery orientation |
| 04/22/1997 | US5623399 Inverter apparatus having capacitors mounted proximal to associated switching circuits |
| 04/22/1997 | US5623397 Power conversion in anticipatory reverse boost mode |
| 04/22/1997 | US5623192 Apparatus for carrying out current control for variable speed driver and method for carrying out current control therefor |
| 04/22/1997 | US5623191 Circuit board architecture for a motor controller |
| 04/22/1997 | US5623188 Method and apparatus for controlling an oscillating circuit of a low pressure fluorescent lamp |
| 04/22/1997 | US5623173 Bus structure for power system |
| 04/22/1997 | US5622643 Process and device for controlling power for a circuit for induction cooking including a resonant invertor |
| 04/17/1997 | DE19539557A1 Low-loss regulating system for electrical loads e.g. motors |
| 04/17/1997 | DE19537920A1 Integrated circuit with diode characteristics e.g. for contactless identification system |
| 04/16/1997 | EP0768749A2 Inverter control method and inverter control device performing feedback control by suppressing delay |
| 04/16/1997 | EP0768748A2 Input harmonic current corrected AC-to-DC converter with multiple coupled primary windings |
| 04/16/1997 | EP0768747A1 Rectifier circuit |
| 04/16/1997 | EP0768592A1 Method of liquid-cooling an inverter device |
| 04/16/1997 | EP0768016A1 A vertically lifted portable electric furnace |
| 04/16/1997 | EP0767982A1 Method and device for compensation of unbalance in a series-compensated converter station |
| 04/16/1997 | EP0704114A4 A power converter with star configured modules |
| 04/16/1997 | EP0544728B1 Generator for amplitude-coupled voltages |
| 04/16/1997 | CN1147725A Circuit arrangement for powering load |
| 04/15/1997 | US5621634 Power converter |
| 04/15/1997 | US5621633 Apparatus for controlling converter having self-arc-extinction elements |
| 04/15/1997 | US5621632 Switch mode power supply circuit |
| 04/15/1997 | US5621631 AC to DC boost switching power converters |
| 04/15/1997 | US5621628 Power converter |
| 04/15/1997 | US5621627 A.C. to A.C. power converter for the adaptive correction of waveform abnormalities |
| 04/15/1997 | US5621624 Miniaturized high frequency direct current power supply |
| 04/10/1997 | WO1997013316A1 Low inductance inverter |
| 04/10/1997 | WO1997013315A1 Low-loss power current inverter |
| 04/10/1997 | WO1997013309A1 Mains-adapted voltage-applying high-output oblique transformer controlled by a current converter |
| 04/10/1997 | CA2233362A1 Low-loss power inverter |
| 04/09/1997 | CN2251856Y Small-sized large power switch inverter medium, high frequency magnetic induction heating apparatus |
| 04/08/1997 | US5619406 Modulator for resonant link converters |
| 04/08/1997 | US5619401 Circuit arrangement |
| 04/08/1997 | US5619127 Inrush current suppressing power supply |
| 04/08/1997 | US5619107 System for controlling electric vehicle motor |
| 04/03/1997 | WO1997012437A1 Controller for pwm-controlled converter |
| 04/03/1997 | WO1997012308A1 In-rush current reduction circuit for boost converters and electronic ballasts |
| 04/03/1997 | DE19606049C1 Magnetron current supply circuit e.g. for microwave oven |
| 04/03/1997 | DE19543956C1 Control of electronic switching stages of bridge pairs |
| 04/03/1997 | DE19536470A1 Verlustarmer Leistungs-Wechselrichter Low-loss power inverter |
| 04/03/1997 | DE19536468A1 Netzfreundlicher stromrichtergesteuerter, spannungseinprägender Schrägtransformator großer Leistung A network-compatible converter-controlled, voltage-applying oblique transformer of large power |
| 04/03/1997 | DE19528122C1 Dynamic control of inverter AC output voltage e.g. for electromotor |
| 04/02/1997 | EP0766504A2 A wireless circuit board system for a motor controller |
| 04/02/1997 | EP0766374A2 DC power supply device |
| 04/02/1997 | EP0766373A1 High voltage generator |
| 04/02/1997 | CN1146830A Installation for transmission of electric power by means of high-voltage direct current |