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Class Information
Number: 363/61
Name: Electric power conversion systems > Current conversion > With voltage multiplication means (i.e., v out > v in) > Including semiconductor means > For rectifying
Description: Subject matter wherein the conversion is from A.C. to D.C.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7333354 Switch for power factor correction circuits Feb. 19, 2008
7324354 Power supply with a digital feedback loop Jan. 29, 2008
7316052 Closure profile and die plate for extruding same Jan. 8, 2008
7262582 Switching power supply circuit and electronic apparatus provided therewith Aug. 28, 2007
7235891 Power system having generator driven by engine Jun. 26, 2007
7190143 Pulse width modulation (PWM) rectifier with variable switching frequency Mar. 13, 2007
7180760 Method of efficiently performing fractional voltage conversion and system comprising efficient fractional voltage converter circuitry Feb. 20, 2007
7088597 High voltage supply device for eliminating a surge voltage Aug. 8, 2006
7050539 Power supply for an X-ray generator May. 23, 2006
6954008 Integrated power supply apparatus for information appliances Oct. 11, 2005
6927985 High voltage generator Aug. 9, 2005
6888922 Filament circuit resistance adjusting apparatus technical field May. 3, 2005
6790285 Electrostatic coater with power transmission frequency adjuster Sep. 14, 2004
6704213 Voltage converter system having a plurality of voltage inverters for increasing a DC voltage Mar. 9, 2004
6700805 Electric supply device, in particular for motor vehicle on-board network Mar. 2, 2004
6693599 RF transponder Feb. 17, 2004
6667667 Method for driving at least one inductive load using pulse width modulated control signals Dec. 23, 2003
6614672 Voltage generator Sep. 2, 2003
6608770 Passive control of harmonic current drawn from an AC input by rectification circuitry Aug. 19, 2003
6563717 High output power and single pole voltage power supply with small ripple May. 13, 2003
6549436 Integrated magnetic converter circuit and method with improved filtering Apr. 15, 2003
6483731 Alexander topology resonance energy conversion and inversion circuit utilizing a series capacitance multi-voltage resonance section Nov. 19, 2002
6456154 Drive control circuit of charged pump circuit Sep. 24, 2002
6449180 World wide power supply apparatus that includes a relay switch voltage doubling circuit Sep. 10, 2002
6438006 Miniature, high voltage, low ripple, high efficiency, high reliability, DC to DC converter Aug. 20, 2002
6272031 Voltage generator Aug. 7, 2001
6212083 Single-phase rectifier Apr. 3, 2001
6212082 Device of adjustment of the charge current of a storage capacitor Apr. 3, 2001
6160724 Boost doubler circuit wherein an AC bridge rectifier is not required Dec. 12, 2000
6154382 High-voltage power supply circuit having a plurality of diode bridges connected in series to the secondary winding of a transformer Nov. 28, 2000
6154380 AC/DC boost converter Nov. 28, 2000
6147882 Single-stage input current shaping technique with voltage-doubler rectifier front-end Nov. 14, 2000
6141230 Valley-fill power factor correction circuit Oct. 31, 2000
6104625 Voltage generator Aug. 15, 2000
6046922 Multistandard rectified power supply circuit Apr. 4, 2000
6002600 Reversible polarity high voltage power supply Dec. 14, 1999
5992771 High voltage generator Nov. 30, 1999
5986908 Magnetic-coupling multivibrator Nov. 16, 1999
5986907 Method and apparatus for rectification derectification and power flow control Nov. 16, 1999
5966297 Large bandwidth analog isolation circuit Oct. 12, 1999
5956243 Three-level boost rectifier with voltage doubling switch Sep. 21, 1999
5933338 Dual coupled current doubler rectification circuit Aug. 3, 1999
5914869 Ac/dc transformerless voltage converter Jun. 22, 1999
5898582 Device comprising a stack of thyristors and freewheel diodes Apr. 27, 1999
5877949 Direct capacitive discharge electric fence controller Mar. 2, 1999
5874850 Mos voltage elevator of the charge pump type Feb. 23, 1999
5847947 High voltage transformer Dec. 8, 1998
5835367 Distributed plannar-type high voltage transformer Nov. 10, 1998
5818706 High-voltage generator with shielded measuring resistors Oct. 6, 1998
5781427 Multistandard rectified power supply circuit with power factor correction option Jul. 14, 1998

1 2 3 4


 
 
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