08049844 is referenced by 2 patents and cites 8 patents.

A color filter includes red, green and blue filter segments and is adapted to be used in a liquid crystal display device using, as a light source, a white LED having specified spectral properties. The red filter segment has a 50% transmittance wavelength within a range of 595 to 610 nm and a transmittance of 85% or more at a wavelength of 630 nm. The blue filter segment has a maximum transmittance wavelength of 455 nm or less and a transmittance of 55% or more at a wavelength of 450 nm. A thickness of each of the red, green and blue filter segments is 3.0 μm or less. A liquid crystal display device including this color filter and the white LED is also disclosed.

Title
Color filter and liquid crystal display device
Application Number
12/201531
Publication Number
8049844 (B2)
Application Date
August 29, 2008
Publication Date
November 1, 2011
Inventor
Koichi Minato
Tokyo
JP
Takeshi Itoi
Tokyo
JP
Mie Shimizu
Tokyo
JP
Tomoyuki Kadowaki
Tokyo
JP
Yukino Miyagawa
Tokyo
JP
Atsushi Nishida
Tokyo
JP
Kenro Sunahara
Tokyo
JP
Satoshi Okutsu
Tokyo
JP
Agent
Nixon & Vanderhye P C
Assignee
Toppan Printing
JP
Toyo Ink Mfg
JP
IPC
G02F 1/1333
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