| Patents for H02M 9 - Conversion of dc or ac input power into surge output power (1,495) |
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| 04/29/2008 | CA2479694C Short circuit arc welder and method of controlling same |
| 04/17/2008 | DE102004017875B4 Marx-Generator Marx generator |
| 04/16/2008 | CN100381242C Generator for unitary power factor arc welders |
| 04/10/2008 | DE102004020342B4 Verwendung eines Hochspannungskabels als Lade widerstand und Hochspannungs-Entkopplung bei einem Marx-Generator Use of a high-voltage cable as a charging resistance and high-voltage decoupling in a Marx generator |
| 04/02/2008 | CN201044407Y Internal-combustion direct-current arc welding power generation dual-purpose machine |
| 03/27/2008 | US20080073975 Adaptive Peak Power Management of Load Devices Sharing a Power Source |
| 03/19/2008 | EP1413055B1 Adjustable high current and high voltage pulse generator |
| 02/20/2008 | EP1665512A4 A power supply |
| 02/20/2008 | CN201025701Y Fully shielding high voltage narrow pulse generation device |
| 02/20/2008 | CN201023068Y High pressure narrow pulse power-supplying device for electric dust remover |
| 02/13/2008 | CN100368586C High voltage puls supply unit with fining metal solidification component |
| 02/06/2008 | CN201018424Y Electrolyte AC, DC commutating device |
| 02/06/2008 | CN101120618A A power supply |
| 01/31/2008 | DE102006033374A1 High power microwave pulse producing and radiating device, has Marx generator equipped with electrodes of discharger in series with switchable capacitors and serving directly as resonator and dipole antenna |
| 01/15/2008 | US7319206 Method and apparatus for receiving a universal input voltage in a welding power source |
| 12/27/2007 | US20070295703 Method And Apparatus For Receiving A Universal Input Voltage In A Welding Power Source |
| 12/25/2007 | US7312419 Engine driven converter with feedback control |
| 12/19/2007 | EP1867215A1 A power supply |
| 12/12/2007 | EP1864373A2 Solid state switching circuit |
| 12/11/2007 | CA2443884C Electric arc welder and method for controlling the welding process of the welder |
| 12/06/2007 | US20070278197 Method And Apparatus For Receiving A Universal Input Voltage In A Welding, Plasma Or Heating Power Source |
| 11/28/2007 | CN101079584A Modular device for simulating high energy thunder amplification current |
| 11/28/2007 | CN100351031C Electric arc pulse welder with short circuit control |
| 11/21/2007 | CN101075792A Series resonator for pulse power supply |
| 10/30/2007 | US7288741 Arc welder |
| 10/18/2007 | US20070241619 High Voltage Pulse Generating Circuit |
| 10/10/2007 | CN100341655C Apparatus and method for welding two spacing ends of gapped workpiece using short circuiting arc |
| 09/26/2007 | CN100339173C Welding process and welding electric power unit |
| 09/25/2007 | US7274000 Power source for high current welding |
| 09/11/2007 | CA2461590C Power source with saturable reactor |
| 08/30/2007 | DE19906039B4 AC-Lichtbogenschweißverfahren mit Gasabschirmung und Vorrichtung, die eine verbrauchbare Elektrode verwendet AC-arc welding with gas shielding and apparatus using a consumable electrode |
| 08/15/2007 | CN2935621Y Programmable controlled pulse power source |
| 08/15/2007 | CN101016625A Imperceptible electric spark deposition processing pulse power source in gas medium |
| 08/14/2007 | US7256637 High voltage switching apparatus |
| 08/09/2007 | DE10311900B4 Gleichstrom-Gleichstromwandler DC-DC converter |
| 08/09/2007 | DE102006003975A1 High current impulse unit for commercial application has safety circuit, which has over voltage detection medium for detecting voltage between electrodes and connecting terminals of coils |
| 07/18/2007 | CN2923038Y Integrated electric duster high-frequency power supply |
| 07/11/2007 | CN1326325C Power modulator |
| 06/28/2007 | US20070145960 High voltage pulse generating circuit |
| 06/26/2007 | US7235759 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source |
| 06/20/2007 | CN2912843Y High reliable control of constant flow high-voltage direct current power supply |
| 05/31/2007 | WO2007060362A1 Plasma generating device with overvoltage suppression on the transistor terminals of a high-voltage pseudoclass e generator |
| 05/23/2007 | CN2904471Y Voltage controller for microarc oxidizing device |
| 05/23/2007 | CN2904470Y Surge voltage generator suitable for high power valve sample |
| 05/23/2007 | CN1966417A Control circuit of magnetized liquid device |
| 05/22/2007 | US7221558 Galvanically isolated delivery of power to high voltage circuits parts |
| 05/10/2007 | US20070102406 Electric arc welder system with waveform profile control for cored electrodes |
| 05/03/2007 | DE102005052115A1 Power supply for x-ray generator of mobile x-ray diagnostic device, has energy storage that is charged by charger which is energized by rectifier circuit, when current power requirement of generator is smaller than maximum power |
| 05/02/2007 | CN2896685Y High-frequency high-power pulse dc. power-supply |
| 05/02/2007 | CN1955106A Power supply for ozone generator |
| 04/19/2007 | WO2006107688A3 Solid state switching circuit |
| 04/19/2007 | US20070084840 Method and Apparatus For Welding With CV Control |
| 04/05/2007 | DE102005046411A1 Generation of intensive high voltage pulse by Marx generator for treatment of wastewater treatment, includes triggering the generator with high voltage impulses, and discharging a condenser using a closing semiconductor switch |
| 04/04/2007 | CN1942279A Consumable electrode arc-welding machine |
| 03/28/2007 | EP1767307A1 Arc welding control device |
| 03/21/2007 | CN2882106Y 高频高压脉冲电源 High frequency high voltage pulse power |
| 03/21/2007 | CN2879672Y Electronic insect expelling device |
| 03/14/2007 | CN1929282A Inductance energy-releasing swashing current-generator |
| 03/01/2007 | US20070045259 Engine Driven Converter With Feedback Control |
| 02/28/2007 | CN1921978A Arc welding device control method and arc welding device |
| 02/27/2007 | US7184279 Solid state switching circuit |
| 02/21/2007 | CN2872733Y Intelligent high-voltage silicon rectifier voltage adjuster for electric dust collector |
| 02/14/2007 | EP1752248A1 Arc welding device control method and arc welding device |
| 02/14/2007 | CN2870265Y Lead accumulator cell pulse discharge oil-saving device |
| 02/06/2007 | US7173214 Electric arc pulse welder with short circuit control |
| 01/31/2007 | CN2865080Y Switch electric power unit specially for pulse laser |
| 01/25/2007 | DE102005034300A1 Ball lightning generator station for serial generation of ball lightning, has captor device for magnetically capturing ball lightning removed from generator |
| 01/24/2007 | EP1745880A2 Consumable electrode arc-welding machine |
| 01/24/2007 | CN1296168C 焊接系统 Welding System |
| 01/23/2007 | US7166818 Tandem electrode welder and method of welding with two electrodes |
| 01/23/2007 | US7166817 Electric ARC welder system with waveform profile control for cored electrodes |
| 01/04/2007 | WO2007000839A1 Electric circuit, and pulse power source |
| 12/27/2006 | CN2852523Y High-frequency high-voltage power supply for electrical dust collection |
| 12/20/2006 | CN1291291C Resistance welding method |
| 12/13/2006 | CN1289249C Power supply of short-circuit arc-welding and automatic soldering machine using the power supply |
| 12/13/2006 | CN1289248C Method for regulating and/or controlling a welding current source with a resonance circuit |
| 12/07/2006 | WO2006071886A3 High voltage pulse generator |
| 11/29/2006 | CN2842870Y DC highvoltage rapid charging device |
| 11/28/2006 | US7141759 Generator for unitary power factor arc welders |
| 11/23/2006 | US20060264189 Power supply |
| 11/22/2006 | CN2840339Y Lead accumulator energy excitor device controlled by single-chip machine |
| 11/15/2006 | CN2837864Y Anode voltage source of neutron tube of pulsed neutron logger |
| 11/09/2006 | US20060249497 Electric arc welder and method for controlling the welding process of the welder |
| 11/08/2006 | CN2836407Y Automatic high voltage stabilizing circuit for neutron generator |
| 11/08/2006 | CN2834703Y Power supply device dedicated for electrostatic dust collection |
| 10/31/2006 | US7129443 Method and apparatus for welding with CV control |
| 10/26/2006 | DE10213254B4 Lastbetriebssystem und Verfahren dazu Load Operating System and method therefor |
| 10/23/2006 | WO2006112219A1 Consumable electrode arc-welding machine |
| 10/12/2006 | US20060226883 High-voltage pulse generating circuit |
| 10/12/2006 | DE102005014043A1 XRAM-Generator mit Öffnungsschalter XRAM generator with opening switch |
| 10/11/2006 | CN2826819Y Liquid phase pulse discharge plasma power supply |
| 10/11/2006 | CN1843677A Chopper output stage for arc welder power source |
| 09/26/2006 | US7112945 Engine driven converter with feedback control |
| 09/19/2006 | US7109439 Short circuit arc welder and method of controlling same |
| 09/08/2006 | WO2006092896A1 Arc welding device control method and arc welding device |
| 08/30/2006 | CN1826204A Arc welding control device |
| 08/16/2006 | CN1817543A Modular power source for electric arc welding and output chopper |
| 08/15/2006 | US7091445 Electric arc welder and method for controlling the welding process of the welder |
| 08/10/2006 | WO2006081613A1 A power supply |
| 08/01/2006 | US7084528 High-voltage pulse generating circuit |