Inventor
HIYAMA IKUO
JP101 patents
⚠️ This page may combine multiple inventors who share the name “HIYAMA IKUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
37 patentsUS7245336B2Jul 17, 2007
Liquid crystal display device
HITACHI LTD135 citations99
US7233304B1Jun 19, 2007
Liquid crystal display apparatus
HITACHI LTD161 citations99
US7006173B1Feb 28, 2006
Liquid crystal display device having particular reflective polarizer
HITACHI LTD189 citations99
US6469755B1Oct 22, 2002
Illuminating arrangement with reflector having inclined irregularities or corrugations
HITACHI LTD177 citations99
US6104454AAug 15, 2000
Liquid crystal display
HITACHI LTD165 citations99
US6909442B2Jun 21, 2005
Display device for decompressing compressed image data received
HITACHI LTD78 citations98
US6561663B2May 13, 2003
Plane-like lighting units and display equipment provided therewith
HITACHI LTD105 citations98
US6556260B1Apr 29, 2003
Liquid crystal display apparatus
HITACHI LTD112 citations98
US6883950B2Apr 26, 2005
Plane-like lighting units and display equipment provided therewith
HITACHI LTD31 citations96
US6709122B2Mar 23, 2004
Plane-like lighting units and display equipment provided therewith
HITACHI LTD34 citations96
US6650472B1Nov 18, 2003
Luminous intensity distribution control device and display having the same
HITACHI LTD50 citations96
US6362862B1Mar 26, 2002
Liquid crystal display
HITACHI LTD62 citations96
US6222598B1Apr 24, 2001
Liquid crystal display
HITACHI LTD55 citations96
US6137560AOct 24, 2000
Active matrix type liquid crystal display apparatus with light source color compensation
HITACHI LTD65 citations96
US5841496ANov 24, 1998
Reflective liquid crystal display device
HITACHI LTD71 citations96
US5818554AOct 6, 1998
Reflective liquid crystal display apparatus which does not require a back light
HITACHI LTD59 citations96
US5519523AMay 21, 1996
Liquid crystal display device with residual retardation compensated for in liquid crystal layer
HITACHI LTD80 citations96
US7038641B2May 2, 2006
Color/black-and-white switchable portable terminal and display unit
HITACHI LTD125 citations95
US7737930B2Jun 15, 2010
Image signal display apparatus
HITACHI LTD27 citations93
US7230603B2Jun 12, 2007
Illumination device and display device using the same
HITACHI LTD27 citations93
US7019799B2Mar 28, 2006
Liquid crystal display with optical adjustment layer controlling transmittance of emitted light in accordance with wavelength
HITACHI LTD17 citations93
US6943947B2Sep 13, 2005
Luminous intensity distribution control device and display having the same
HITACHI LTD16 citations93
US6756954B2Jun 29, 2004
Liquid crystal display apparatus
HITACHI LTD35 citations93
US6104460AAug 15, 2000
Reflective LCD with cylindrical pattern formed in reflecting electrode region
HITACHI LTD38 citations93
US5337070AAug 9, 1994
Display and the method of driving the same
HITACHI LTD44 citations93
US7463235B2Dec 9, 2008
Light illumination apparatus and liquid crystal display apparatus using the same
HITACHI LTD30 citations92
US6940481B2Sep 6, 2005
Liquid crystal display apparatus
HITACHI LTD33 citations92
US6704066B2Mar 9, 2004
Liquid crystal display apparatus
HITACHI LTD22 citations92
US6608657B2Aug 19, 2003
Switchable liquid crystal light guide and liquid crystal display apparatus using the same
HITACHI LTD35 citations92
US6122465ASep 19, 2000
Reflective liquid crystal display having a hologram color filter
HITACHI LTD20 citations92
US7027023B2Apr 11, 2006
Liquid crystal display panel, liquid crystal display device, and liquid crystal television
HITACHI LTD31 citations91
US7905616B2Mar 15, 2011
Illumination unit and display unit incorporating the same
HITACHI LTD7 citations84
US7784986B2Aug 31, 2010
Plane-like lighting units and display equipment provided therewith
HITACHI LTD9 citations84
US7173760B2Feb 6, 2007
Luminous intensity distribution control device and display having the same
HITACHI LTD10 citations84
US6894671B2May 17, 2005
Display apparatus including optical modulation element
HITACHI LTD13 citations84
US6850219B2Feb 1, 2005
Display device
HITACHI LTD19 citations84
US6784891B2Aug 31, 2004
Image display system
HITACHI LTD14 citations84
HITACHI DISPLAYS LTD
12 patentsUS7489374B2Feb 10, 2009
Liquid crystal display
HITACHI DISPLAYS LTD188 citations98
US7460103B2Dec 2, 2008
Liquid crystal display apparatus with luminance distribution calculating, backlight controller, and video correction to improve display contrast ratio
HITACHI DISPLAYS LTD118 citations98
US7661844B2Feb 16, 2010
Illuminating device and liquid-crystal display device using the same
HITACHI DISPLAYS LTD46 citations96
US7478925B2Jan 20, 2009
Lighting source unit, illuminating apparatus using the same and display apparatus using the same
HITACHI DISPLAYS LTD36 citations93
US7350937B2Apr 1, 2008
Lighting unit, lighting module, and liquid crystal display
HITACHI DISPLAYS LTD22 citations93
US7595784B2Sep 29, 2009
Liquid crystal display apparatus with control of LCD and backlight corresponding to an image
HITACHI DISPLAYS LTD43 citations92
US8022431B2Sep 20, 2011
Illuminating apparatus, method for fabricating the using the same and display apparatus using the same
HITACHI DISPLAYS LTD9 citations84
US7982709B2Jul 19, 2011
Illuminating device and liquid-crystal display device using the same
HITACHI DISPLAYS LTD12 citations84
US7828473B2Nov 9, 2010
Illuminating apparatus and display apparatus using the same
HITACHI DISPLAYS LTD8 citations84
US7824049B2Nov 2, 2010
Illumination device and display device incorporating the same
HITACHI DISPLAYS LTD8 citations84
US7661866B2Feb 16, 2010
Lighting system and display apparatus using the same
HITACHI DISPLAYS LTD9 citations84
US7567317B2Jul 28, 2009
Liquid crystal display apparatus
HITACHI DISPLAYS LTD11 citations84
UTSUMI YUKA
1 patentShowing the top 50 of 101 patents by PatentIndex Score.