Assignee
VLT CORP
US81 patents
Top patents by PatentIndex Score
US5289361AFeb 22, 1994
Adaptive boost switching preregulator and method
VLT CORP219 citations99
US6549409B1Apr 15, 2003
Power converter assembly
VLT CORP180 citations98
US5365403ANov 15, 1994
Packaging electrical components
VLT CORP143 citations97
USD496906SOct 5, 2004
Power converter body
VLT CORP63 citations96
US6600402B1Jul 29, 2003
Bobbins, transformers, magnetic components, and methods
VLT CORP56 citations96
US6522108B2Feb 18, 2003
Loss and noise reduction in power converters
VLT CORP56 citations96
US6316737B1Nov 13, 2001
Making a connection between a component and a circuit board
VLT CORP85 citations96
US6107860AAug 22, 2000
High efficiency floating gate driver circuit using leakage-inductance transformer
VLT CORP58 citations96
US5875104AFeb 23, 1999
Operating switching power converters in a phased power sharing array
VLT CORP60 citations96
US5805434ASep 8, 1998
Control of stored magnetic energy in power converter transformers
VLT CORP62 citations96
US5719544AFeb 17, 1998
Transformer with controlled interwinding coupling and controlled leakage inducances and circuit using such transformer
VLT CORP90 citations96
US5663635ASep 2, 1997
Reverse energy transfer in zero-current switching power conversion
VLT CORP48 citations96
US5546065AAug 13, 1996
High frequency circuit having a transformer with controlled interwinding coupling and controlled leakage inductances
VLT CORP40 citations96
USD363056SOct 10, 1995
Package for DC-DC power converter or related circuitry
VLT CORP55 citations96
US5428337AJun 27, 1995
Conductive winding
VLT CORP56 citations96
US5321348AJun 14, 1994
Boost switching power conversion
VLT CORP71 citations96
US5728600AMar 17, 1998
Circuit encapsulation process
VLT CORP98 citations95
US6403009B1Jun 11, 2002
Circuit encapsulation
VLT CORP74 citations94
US6208531B1Mar 27, 2001
Power converter having magnetically coupled control
VLT CORP67 citations94
US5786992AJul 28, 1998
Efficient power conversion
VLT CORP209 citations94
US5778526AJul 14, 1998
Packaging electrical components
VLT CORP46 citations94
US5526234AJun 11, 1996
Packaging electrical components
VLT CORP46 citations94
US6593836B1Jul 15, 2003
Bobbins, transformers, magnetic components, and methods
VLT CORP45 citations93
US6421262B1Jul 16, 2002
Active rectifier
VLT CORP75 citations93
US5946210AAug 31, 1999
Configuring power converters
VLT CORP94 citations93
USRE36098EFeb 16, 1999
Optimal resetting of the transformer's core in single-ended forward converters
VLT CORP39 citations93
US5720324AFeb 24, 1998
Filling of assemblies
VLT CORP22 citations93
US5623397AApr 22, 1997
Power conversion in anticipatory reverse boost mode
VLT CORP19 citations93
US5555165ASep 10, 1996
Current detection in power conversion
VLT CORP33 citations93
US5406192AApr 11, 1995
Adaptive boost switching preregulator and method having variable output voltage responsive to input voltage
VLT CORP41 citations93
US5079686AJan 7, 1992
Enhancement-mode zero-current switching converter
VLT CORP48 citations93
USRE40072EFeb 19, 2008
Loss and noise reduction in power converters
VLT CORP40 citations92
USD509472SSep 13, 2005
Power converter
VLT CORP30 citations92
US6653924B2Nov 25, 2003
Transformer with controlled interwinding coupling and controlled leakage inductances and circuit using such transformer
VLT CORP35 citations92
US6608770B2Aug 19, 2003
Passive control of harmonic current drawn from an AC input by rectification circuitry
VLT CORP65 citations92
USRE38196EJul 22, 2003
Control of stored magnetic energy in power converter transformers
VLT CORP34 citations92
US6434005B1Aug 13, 2002
Power converter packaging
VLT CORP32 citations92
US6246311B1Jun 12, 2001
Inductive devices having conductive areas on their surfaces
VLT CORP63 citations92
US6138349AOct 31, 2000
Protective coating for an electronic device
VLT CORP23 citations92
US6069801AMay 30, 2000
Power factor correction in switching power conversion
VLT CORP74 citations92
US6031726AFeb 29, 2000
Low profile mounting of power converters with the converter body in an aperture
VLT CORP39 citations92
US5876859AMar 2, 1999
Direct metal bonding
VLT CORP47 citations92
US5726872AMar 10, 1998
AC to DC boost power converters
VLT CORP20 citations92
US5668466ASep 16, 1997
Reverse energy transfer in zero-current switching power conversion
VLT CORP21 citations92
US5621631AApr 15, 1997
AC to DC boost switching power converters
VLT CORP26 citations92
US5572417ANov 5, 1996
AC to DC boost power converters
VLT CORP24 citations92
US5560537AOct 1, 1996
Automatic soldering
VLT CORP23 citations92
US5235502AAug 10, 1993
Zero current switching forward power conversion apparatus and method with controllable energy transfer
VLT CORP33 citations92
US5088016AFeb 11, 1992
Voltage-compliant dc-dc converter module
VLT CORP27 citations92
US6234842B1May 22, 2001
Power converter connector assembly
VLT CORP39 citations91
Showing the top 50 of 81 patents by PatentIndex Score.