Inventor
KAWAMOTO IKUO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMOTO IKUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NITTO DENKO CORP
19 patentsUS7135211B2Nov 14, 2006
Retardation plate, process for producing the same, and optical film
NITTO DENKO CORP35 citations92
US6903788B2Jun 7, 2005
Optical film and a liquid crystal display using the same
NITTO DENKO CORP30 citations92
US6809782B1Oct 26, 2004
Diffusing polarizing member and liquid crystal display
NITTO DENKO CORP29 citations92
US7557883B2Jul 7, 2009
Polarizing plate with optical compensation layer, method of producing the same, and liquid crystal panel, liquid crystal display, and image display including the same
NITTO DENKO CORP21 citations91
US6958797B2Oct 25, 2005
Optical film having low chromaticity variation and quarter wavelength plate, and liquid crystal display using the same
NITTO DENKO CORP14 citations84
US6654081B2Nov 25, 2003
Optic element, illumination device and/or liquid-crystal display device
NITTO DENKO CORP13 citations84
US7852561B2Dec 14, 2010
Optical compensation layer-attached polarizing plate, liquid crystal panel, liquid crystal display, image display, and method for producing optical compensation layer-attached polarizing plate
NITTO DENKO CORP19 citations82
US7106397B1Sep 12, 2006
Liquid crystal display device having a polarization member that includes a cholesteric liquid crystal layer and solid optical rotatory film
NITTO DENKO CORP10 citations74
US7388637B2Jun 17, 2008
Method for producing film with tilted alignment, film with tilted alignment, and image display using same
NITTO DENKO CORP7 citations73
US6888599B2May 3, 2005
Optical film, and lighting device and image viewing display using the same
NITTO DENKO CORP11 citations73
US6333633B1Dec 25, 2001
Method for inspecting a flexible printed circuit
NITTO DENKO CORP7 citations73
US7011775B2Mar 14, 2006
Method for manufacturing liquid crystal orientation film, liquid crystal orientation film, optical film, and visual display
NITTO DENKO CORP5 citations62
US6882475B2Apr 19, 2005
Polarizing member, illuminator and liquid-crystal display device
NITTO DENKO CORP5 citations62
US6803985B2Oct 12, 2004
Process for producing optical element, optical element, optical films using optical element, and illuminator and liquid crystal display each using optical element or optical films
NITTO DENKO CORP4 citations62
US7468777B2Dec 23, 2008
Method of producing elliptically polarizing plate and image display using the elliptically polarizing plate
NITTO DENKO CORP5 citations59
US7704569B2Apr 27, 2010
Method for producing film with twisted tilted alignment, film with twisted tilted alignment, and image display using same
NITTO DENKO CORP1 citations52
US7604847B2Oct 20, 2009
Method for manufacturing liquid crystal alignment film, liquid crystal alignment film, optical film and image viewing display
NITTO DENKO CORP1 citations51
US10310681B2Jun 4, 2019
Translucent conductive film
NITTO DENKO CORP0 citations45
US10082917B2Sep 25, 2018
Touch sensor
NITTO DENKO CORP0 citations45