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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/629
Name: Illumination > Edge lighted panel > Light guide > Material
Description: Subject matter indented wherein the light guide has physical properties or specific substances added for optical purposes.


Patents under this class:

Patent Number Title Of Patent Date Issued
7364340 Backlight unit for flat panel display and flat panel display apparatus having the same Apr. 29, 2008
7347612 Backlight module incorporating a nonspecular reflective device Mar. 25, 2008
7338196 Low profile light panel Mar. 4, 2008
7325961 Polarized light source device and back light module for liquid crystal display Feb. 5, 2008
7264390 Polarized light source device and back light module for liquid crystal display Sep. 4, 2007
7252425 Light guide panel usable with backlight unit, backlight unit employing the same, and manufacturing method thereof Aug. 7, 2007
7226200 Light guiding device with two opposite light emitting surfaces and backlight module using the same Jun. 5, 2007
7223007 Method and apparatus for selectively backlighting a plurality of displays with a common light source May. 29, 2007
7188989 Light guide plate and support unit for the same Mar. 13, 2007
7186015 Backlight display system Mar. 6, 2007
7077557 Surface light source device Jul. 18, 2006
7018059 Direct type backlight module Mar. 28, 2006
7014351 Planar surface illuminator Mar. 21, 2006
6966686 Surface light source device Nov. 22, 2005
6929377 Light-reflective material and light source device using the same Aug. 16, 2005
6926420 Backlight unit having reflective plate with reflection dots Aug. 9, 2005
6896386 Surface emitting device May. 24, 2005
6893136 Panel light source device and back light module for liquid crystal display device May. 17, 2005
6871972 Light module for LCD panel Mar. 29, 2005
6871973 Light module for LCD panel Mar. 29, 2005
6845212 Optical element having programmed optical structures Jan. 18, 2005
6835440 Light transmitting plate Dec. 28, 2004
6827456 Transreflectors, transreflector systems and displays and methods of making transreflectors Dec. 7, 2004
6824285 Light source and liquid crystal display device using this light source Nov. 30, 2004
6705739 Backlighting module for a display apparatus Mar. 16, 2004
6447133 Lighting fitting with a diffusser Sep. 10, 2002
6425674 Back lighting plate Jul. 30, 2002
5947578 Back lighting device Sep. 7, 1999
5852514 Light diffusion composite Dec. 22, 1998
5618096 Light emitting panel assemblies Apr. 8, 1997
5542017 Light scattering light guide and applied optical apparatuses Jul. 30, 1996
5175030 Microstructure-bearing composite plastic articles and method of making Dec. 29, 1992
5145246 Arrangement for collecting and emitting light via defined surface areas Sep. 8, 1992
5040878 Illumination for transmissive displays Aug. 20, 1991
5027258 Display unit Jun. 25, 1991
4830899 Light reflection material, its manufacture and application May. 16, 1989
4779166 Illuminating apparatus Oct. 18, 1988
4716501 Indicator light assembly with fluorescent lens Dec. 29, 1987
4105293 Lighting installation based on light guide Aug. 8, 1978



 
 
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