Assignee
OPTREX KK
JP33 patents
Top patents by PatentIndex Score
US7336271B2Feb 26, 2008
Image display system
OPTREX KK157 citations97
US4466701AAug 21, 1984
Highly reliable electrooptical device and process for manufacturing the same
OPTREX KK56 citations95
US8350826B2Jan 8, 2013
Capacitive touch panel device
OPTREX KK25 citations93
US6927537B2Aug 9, 2005
Organic electroluminescence device
OPTREX KK30 citations93
US6654082B1Nov 25, 2003
Liquid crystal display element and color display device having particular transflector
OPTREX KK22 citations92
US6914648B2Jul 5, 2005
Electronic shelf label
OPTREX KK21 citations91
US6806924B2Oct 19, 2004
Liquid crystal display element
OPTREX KK33 citations91
US6407783B1Jun 18, 2002
Liquid crystal display device
OPTREX KK43 citations88
US7394195B2Jul 1, 2008
Organic EL display device and substrate for the same
OPTREX KK9 citations84
US6340964B1Jan 22, 2002
Driving device and liquid crystal display device
OPTREX KK16 citations83
US7038395B2May 2, 2006
Organic EL display device
OPTREX KK7 citations74
US6181309B1Jan 30, 2001
Color liquid crystal display device
OPTREX KK12 citations74
US6950086B2Sep 27, 2005
Driving method for a cholesteric liquid crystal display device having a memory mode of operation and a driving apparatus
OPTREX KK11 citations73
US6551670B2Apr 22, 2003
Chiral nematic liquid crystal composition and liquid crystal optical element
OPTREX KK7 citations73
US6346774B1Feb 12, 2002
Method of driving passive matrix liquid crystal display
OPTREX KK9 citations73
US7040943B2May 9, 2006
Method for producing an organic electroluminescence display element
OPTREX KK10 citations71
US7218293B2May 15, 2007
Method for driving an organic electroluminescent display device
OPTREX KK6 citations63
US7202840B2Apr 10, 2007
Method for driving an organic electroluminescent display device
OPTREX KK4 citations63
US6498633B1Dec 24, 2002
Color liquid crystal display device wherein the color polarizer having wavelength dependence of the polarizing efficiency
OPTREX KK6 citations63
US6919876B1Jul 19, 2005
Driving method and driving device for a display device
OPTREX KK5 citations62
US6674494B2Jan 6, 2004
Liquid crystal optical element and test method for its boundary layer
OPTREX KK4 citations61
US5781263AJul 14, 1998
Liquid crystal display device wherein driving frequency is 200 or less and 50% threshold voltage is 1.5 V or less
OPTREX KK6 citations56
US7154494B2Dec 26, 2006
Method and device for driving an organic EL display device
OPTREX KK6 citations54
US7432651B2Oct 7, 2008
Organic EL element, organic EL display device and method for fabricating them
OPTREX KK0 citations52
US7175947B2Feb 13, 2007
Light reflective structure, method for producing the same and display
OPTREX KK1 citations51
US7158198B2Jan 2, 2007
Transflective color liquid crystal display including color filters on transparent resists and method of fabricating a substrate therefor
OPTREX KK1 citations51
US6937218B2Aug 30, 2005
Method for driving a liquid crystal display device
OPTREX KK1 citations51
US7414363B2Aug 19, 2008
Organic EL display device and method for fabricating the same
OPTREX KK1 citations50
US8021711B2Sep 20, 2011
Organic EL display device and method for fabricating the same
OPTREX KK0 citations48
US7525247B2Apr 28, 2009
Substrate for organic EL display devices and organic EL display devices
OPTREX KK0 citations42
US6734938B2May 11, 2004
Liquid crystal display element
OPTREX KK0 citations42
US7336029B2Feb 26, 2008
Organic EL display having convex portion with color layers
OPTREX KK0 citations35
US7427224B2Sep 23, 2008
Organic EL display and method for producing the same
OPTREX KK0 citations30