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HITACHI HPPL
JP25 patents
Top patents by PatentIndex Score
US7817113B2Oct 19, 2010
Method for driving a gas electric discharge device
HITACHI HPPL8 citations84
USRE41872EOct 26, 2010
Method for driving a gas-discharge panel
HITACHI HPPL6 citations74
USRE41832EOct 19, 2010
Method for driving a gas-discharge panel
HITACHI HPPL6 citations74
USRE41817EOct 12, 2010
Method for driving a gas-discharge panel
HITACHI HPPL6 citations74
US7570231B2Aug 4, 2009
Method for driving plasma display panel
HITACHI HPPL6 citations73
US7719487B2May 18, 2010
Method for driving a gas electric discharge device
HITACHI HPPL3 citations63
US7755573B2Jul 13, 2010
Electric charging/discharging apparatus, plasma display panel, and electric charging/discharging method
HITACHI HPPL2 citations62
US7248234B2Jul 24, 2007
Image display apparatus having delta arrangement type screen and image conversion method for display
HITACHI HPPL3 citations62
US7495636B2Feb 24, 2009
Surface discharge type plasma display panel divided into a plurality of sub-screens
HITACHI HPPL2 citations60
US7473151B2Jan 6, 2009
Method for manufacturing a substrate for a flat panel display including forming grooves in a surface
HITACHI HPPL2 citations58
USRE44003EFeb 19, 2013
Method for driving a gas-discharge panel
HITACHI HPPL0 citations52
US8344631B2Jan 1, 2013
Method for driving plasma display panel
HITACHI HPPL0 citations52
US8018168B2Sep 13, 2011
Method for driving plasma display panel
HITACHI HPPL0 citations52
US7995007B2Aug 9, 2011
Method for driving plasma display panel
HITACHI HPPL0 citations52
US7965261B2Jun 21, 2011
Method for driving a gas electric discharge device
HITACHI HPPL0 citations52
US7825875B2Nov 2, 2010
Method for driving plasma display panel
HITACHI HPPL0 citations52
US7705806B2Apr 27, 2010
Method for driving a plasma display panel
HITACHI HPPL0 citations52
US7675484B2Mar 9, 2010
Method for driving a gas electric discharge device
HITACHI HPPL0 citations52
US7455562B2Nov 25, 2008
Material for manufacturing display panel substrate assembly and process for manufacturing display panel substrate assembly
HITACHI HPPL0 citations52
US7423614B2Sep 9, 2008
Method for driving plasma display panel
HITACHI HPPL1 citations52
US8373622B2Feb 12, 2013
Method for driving a plasma display panel
HITACHI HPPL0 citations51
US7825596B2Nov 2, 2010
Full color surface discharge type plasma display device
HITACHI HPPL0 citations51
US7592976B2Sep 22, 2009
Flat display panel having internal power supply circuit for reducing power consumption
HITACHI HPPL0 citations51
US8044888B2Oct 25, 2011
Surface discharge type plasma display panel divided into a plurality of sub-screens
HITACHI HPPL0 citations49
US7642991B2Jan 5, 2010
Method for driving plasma display panel
HITACHI HPPL0 citations41