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Class Information
Number: 362/619
Name: Illumination > Edge lighted panel > Light guide > Emission face > Type of surface
Description: Subject matter indented wherein the exterior or upper boundary of the emission face has been modified for an optical purpose.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7018061 |
Backlight module and light guide plate thereof |
Mar. 28, 2006 |
| 7014351 |
Planar surface illuminator |
Mar. 21, 2006 |
| 7014343 |
Light guide plate with diffusing protrusions |
Mar. 21, 2006 |
| 7004611 |
Light emitting panel assemblies |
Feb. 28, 2006 |
| 6992335 |
Guide plate, surface light source device and liquid crystal display |
Jan. 31, 2006 |
| 6991358 |
Planar light source unit and display device |
Jan. 31, 2006 |
| 6979112 |
Light guide plate |
Dec. 27, 2005 |
| 6969187 |
Light guiding plate for front light |
Nov. 29, 2005 |
| 6955460 |
LCD backlight unit having 40.degree. half power angle without a polarizing sheet |
Oct. 18, 2005 |
| 6925243 |
Light guide plate with parallel protrusions and surface light source unit incorporating the same |
Aug. 2, 2005 |
| 6880948 |
Illuminant and method |
Apr. 19, 2005 |
| 6877872 |
Spread illuminating apparatus with lenticular elements |
Apr. 12, 2005 |
| 6814457 |
Light guide structure for light guide plate |
Nov. 9, 2004 |
| 6761461 |
Spread illuminating apparatus without light conductive bar |
Jul. 13, 2004 |
| 6752507 |
Backlight module structure |
Jun. 22, 2004 |
| 6712481 |
Light emitting panel assemblies |
Mar. 30, 2004 |
| 6616290 |
Light guide plate, surface light source device and liquid crystal display |
Sep. 9, 2003 |
| 6568819 |
Guide plate, surface light source device of side light type and liquid crystal display |
May. 27, 2003 |
| 6530671 |
Liquid crystal display |
Mar. 11, 2003 |
| 6481864 |
Backlight assembly with a light pipe having optical elements and an integral surface diffuser |
Nov. 19, 2002 |
| 6402335 |
Light guide panel and plane illuminator apparatus |
Jun. 11, 2002 |
| 6402334 |
Light pipe with quadraspherical depressions for display panels |
Jun. 11, 2002 |
| 6386721 |
Light pipe having one or more integral diffusers |
May. 14, 2002 |
| 6379017 |
Illuminating system |
Apr. 30, 2002 |
| 6367941 |
Illumination device for producing predetermined intensity patterns |
Apr. 9, 2002 |
| 6334689 |
Liquid crystal display |
Jan. 1, 2002 |
| 6328453 |
Surface light source device of side light type and light control element |
Dec. 11, 2001 |
| 6275339 |
Edge-lighted luminous device |
Aug. 14, 2001 |
| 6231200 |
Surface light source device, elements therefor and apparatus using the same |
May. 15, 2001 |
| 6199995 |
Light guide plate, planer light source unit and reflection-type liquid-crystal display device |
Mar. 13, 2001 |
| 6168281 |
Transparent and spread illuminating apparatus |
Jan. 2, 2001 |
| 6155692 |
Surface light source device of side light type |
Dec. 5, 2000 |
| 6074069 |
Backlight source device with circular arc diffusion units |
Jun. 13, 2000 |
| 6053621 |
Lighting unit for inspecting a surface |
Apr. 25, 2000 |
| 6036340 |
Dimpled manifold optical element for a vehicle lighting system |
Mar. 14, 2000 |
| 6027221 |
Surface light source device of side light type and mold for light guide plate employed in the device |
Feb. 22, 2000 |
| 6020944 |
Illumination device and liquid crystal apparatus including same |
Feb. 1, 2000 |
| 6011602 |
Lighting apparatus with a light guiding body having projections in the shape of a trapezoid |
Jan. 4, 2000 |
| 5997148 |
Surface light source device of side light type |
Dec. 7, 1999 |
| 5999685 |
Light guide plate and surface light source using the light guide plate |
Dec. 7, 1999 |
| 5984485 |
Uniform illumination device for the dial of a display device |
Nov. 16, 1999 |
| 5899552 |
Surface light source device |
May. 4, 1999 |
| 5791757 |
Vehicle lighting system utilizing a uniform thickness thin sheet optical element |
Aug. 11, 1998 |
| 5779337 |
Plane light source unit and light guide used therein |
Jul. 14, 1998 |
| 5769522 |
Surface light source device |
Jun. 23, 1998 |
| 5764315 |
Light adjusting sheet for a planar lighting device and a planar lighting device and a liquid crystal display using the sheet |
Jun. 9, 1998 |
| 5730518 |
Backlighting device |
Mar. 24, 1998 |
| 5485354 |
Flat panel display lighting system |
Jan. 16, 1996 |
| 5428468 |
Illumination system employing an array of microprisms |
Jun. 27, 1995 |
| 5394255 |
Liquid crystal display using a plurality of light adjusting sheets angled at 5 degrees or more |
Feb. 28, 1995 |
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