P

Inventor

ARIYOSHI TOSHIHIKO

JP26 patents
⚠️ This page may combine multiple inventors who share the name “ARIYOSHI TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NITTO DENKO CORP

20 patents
US6742921B2Jun 1, 2004

Light pipe, plate light source unit and reflection type liquid-crystal display device

NITTO DENKO CORP82 citations98
US6603520B2Aug 5, 2003

Optical film and liquid-crystal display device

NITTO DENKO CORP77 citations98
US6751023B2Jun 15, 2004

Optical film

NITTO DENKO CORP67 citations96
US6747801B2Jun 8, 2004

Optical film and liquid-crystal display device

NITTO DENKO CORP55 citations96
US6917473B2Jul 12, 2005

Optical film and liquid-crystal display device

NITTO DENKO CORP17 citations93
US6822707B2Nov 23, 2004

Optical sheet and display device having the optical sheet

NITTO DENKO CORP44 citations93
US6768529B2Jul 27, 2004

Reflection-transmission double type liquid-crystal display device

NITTO DENKO CORP22 citations93
US6665029B2Dec 16, 2003

Optical path changing film and reflective liquid-crystal display device including same

NITTO DENKO CORP24 citations93
US6642976B2Nov 4, 2003

Glass substrate and liquid-crystal display device

NITTO DENKO CORP29 citations93
US6636358B2Oct 21, 2003

Optical film

NITTO DENKO CORP49 citations93
US6825895B2Nov 30, 2004

Liquid-crystal display apparatus

NITTO DENKO CORP45 citations92
US7030945B2Apr 18, 2006

Liquid-crystal display device

NITTO DENKO CORP34 citations91
US7502081B2Mar 10, 2009

Reflection type liquid-crystal display device

NITTO DENKO CORP17 citations84
US7227685B2Jun 5, 2007

Optical film and liquid-crystal display device

NITTO DENKO CORP12 citations84
US6956630B2Oct 18, 2005

Reflection type liquid-crystal display apparatus

NITTO DENKO CORP15 citations84
US6882474B2Apr 19, 2005

Optical path changing polarizer

NITTO DENKO CORP14 citations84
US6827457B2Dec 7, 2004

Light pipe, planar light source unit and reflective liquid-crystal display device

NITTO DENKO CORP9 citations74
US6616289B2Sep 9, 2003

Light pipe, plane light source unit and liquid-crystal display device

NITTO DENKO CORP7 citations74
US6795136B2Sep 21, 2004

Liquid-crystal display device

NITTO DENKO CORP6 citations63
US6565224B1May 20, 2003

Light pipe, surface light source unit and reflection type liquid-crystal display device

NITTO DENKO CORP6 citations63

HITACHI LTD

4 patents

NITTO ELECTRIC IND CO

1 patent

NIPPON STEEL CORP

1 patent