Patents for F21V 8 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems (27,053)
04/1997
04/17/1997CA2234447A1 Light-transmitting material, planar light source device and liquid crystal display device
04/16/1997CN1147876A Light exhibiting device
04/15/1997US5620181 Signaling device for amusement game
04/09/1997CN1147310A Method and apparatus for generating uniform illumination
04/08/1997US5619351 Surface-type illumination device and liquid crystal display
04/08/1997US5618096 Light emitting panel assemblies
04/03/1997WO1997012353A1 Display device for informative or advertising materials
04/03/1997WO1997012276A1 Electroluminescent illumination system and a flat-panel picture display device provided with such a system
04/03/1997DE19536440A1 Lighting device for chandelier
04/01/1997US5617497 Lateral illumination fiber optic cable device and method of manufacture
04/01/1997US5617496 Lateral illumination fiber optic cable device and method of manufacture
04/01/1997US5617302 Rotary multiple port turret mechanism for a fiberoptic illuminator
04/01/1997US5617251 Flat lighting device
04/01/1997US5616638 Curing a coextruded acrylic copolymer blends comprising reactive monomer acrylic silanetriol, free radical nitroxide and a polymerization catalyst
04/01/1997US5615938 Device for illuminating objects in particular those to be recorded with a video camera
03/1997
03/26/1997EP0764284A1 White light dimmer for fiber optic illumination sources
03/25/1997US5615090 Headlight for vehicle
03/25/1997US5613767 Illuminating apparatus
03/25/1997US5613758 Illuminating device with optical conductors for escalators or moving walkways
03/25/1997US5613753 Spherical illuminator
03/25/1997US5613752 Tunable high intensity forensic light
03/25/1997US5613751 Light emitting panel assemblies
03/20/1997WO1997010471A1 Deflected light source lighting assembly with a heat deflector and lamp post comprising said lighting assembly
03/13/1997WO1997009707A1 Illuminated sign and sign plate therefor
03/13/1997WO1997009564A1 Lighting apparatus and method
03/13/1997WO1997009251A1 Solar powered illuminated address number device and mailbox structure
03/13/1997CA2231334A1 Illuminated sign and sign plate therefor
03/12/1997EP0762183A1 Flat light source and liquid crystal display
03/12/1997EP0762182A1 Backlighting system for electro-optic modulator and display device using the same
03/12/1997EP0760962A1 Tapered multilayer luminaire device
03/12/1997CN1144913A Backlight device for display apparatus
03/11/1997CA2129058C Bottom lighting system for use with a conveyor system
03/06/1997WO1997008583A1 Illumination system for a flat-panel picture display device
03/06/1997WO1997008582A1 Illumination system for a flat-panel picture display device
03/06/1997WO1997008490A1 Structured surface light extraction overlay and illumination system
03/06/1997DE19533491A1 Lamp with display unit
03/06/1997DE19533490A1 Illuminated display
03/06/1997CA2227618A1 Structured surface light extraction overlay and illumination system
03/04/1997US5608837 Transmissive type display and method capable of utilizing ambient light
03/04/1997US5608554 Display device
03/04/1997US5608553 Back light for a liquid crystal display
03/04/1997US5608550 Front-lit liquid crystal display having brightness enhancing film with microridges which directs light through the display to a reflector
03/04/1997US5607223 Illuminated clipboard with movable writing surface
02/1997
02/25/1997US5606634 Display unit for conversion of a laser beam into visible and incoherent light
02/25/1997US5605673 Surrounding a first and second gas with a membrane forming material such as a surfactant
02/25/1997US5604999 Footwear with illuminated linear optics
02/13/1997WO1997005522A1 Surface light source and liquid crystal display
02/12/1997EP0757867A1 Illumination mechanism for a vehicle entertainment device
02/11/1997US5602948 Fiber optic illumination device
02/11/1997US5601354 Illuminating device
02/06/1997WO1997004342A1 Apparatus for mounting a light source within a system for coupling light into an optic fiber or fiber bundle
02/04/1997US5600462 Optical film and liquid crystal display device using the film
02/04/1997US5600455 Prismatic member with coarsened portions or triangular prismatic and semi-circular prismatic members arranged on a flat light emitting surface
01/1997
01/29/1997CN1141691A Improvement for back lighting and improvement relating to it
01/28/1997US5598497 Apparatus for mounting a light source within a system for coupling light into an optic fiber or fiber bundle
01/28/1997US5598281 For use in an electro-optical display
01/28/1997US5598280 Film lens and a surface light source using the same
01/22/1997EP0755040A2 Illumination plate
01/22/1997EP0754337A1 Balustrade information display for a passenger conveying device
01/22/1997EP0754311A1 Polarized light sources
01/21/1997US5596671 Optical waveguide display system
01/21/1997US5596429 Liquid crystal display
01/16/1997WO1997001774A1 High efficiency optical devices
01/16/1997WO1997001728A1 Localized illumination using tir technology
01/16/1997WO1997001727A1 Localised illumination device
01/16/1997WO1997001726A1 Backlight system with multilayer optical film reflector
01/16/1997CA2225745A1 Localized illumination device
01/15/1997EP0753189A1 Method and apparatus for generating uniform illumination
01/15/1997EP0653038B1 Distributed lighting device
01/14/1997US5594830 Luminaire device
01/08/1997CN1139985A Condensing and collecting optical system with axially displaced concave reflector
01/07/1997US5592328 Illumination system and method for a high definition light microscope
01/07/1997US5590945 Illuminated line of light using point light source
01/02/1997EP0751340A2 Light emitting panel assemblies
12/1996
12/31/1996US5588742 Internally illuminated sign
12/31/1996US5588736 Self-lighted safety helmet
12/27/1996EP0750209A1 Light guiding sheet and manufacturing method thereof
12/27/1996EP0750158A1 Illumination devices and methods of forming same
12/27/1996EP0749550A1 Illumination system employing an array of microprisms
12/24/1996US5588084 Scintillating optical fibers containing non-uniformly distributed dopants and process for preparing same
12/24/1996US5587816 LCD device including an illumination device having a polarized light separating sheet between a light guide and the display
12/23/1996CA2177919A1 Light guiding sheet, manufacturing method thereof, back light using the light guiding sheet, and liquid crystal display unit using the back light
12/18/1996EP0749104A1 Device for transmitting to the outside the light emitted by a light source situated in a housing
12/17/1996US5584558 Light device having first and second optical systems arranged substantially 90° apart
12/17/1996US5584556 Surface light source device
12/11/1996EP0746787A1 Tapered multilayer luminaire devices
12/11/1996EP0746722A1 Condensing and collecting optical system using an ellipsoidal reflector
12/05/1996WO1996038750A1 Multiport illuminator for macro-fibers
12/05/1996DE19610250A1 Prism light-pipe system for illumination applications
12/03/1996US5581683 Light diffusing apparatus with U-shaped light guide
12/03/1996US5581447 Solar skylight apparatus
12/03/1996US5580932 Manufacturing method of a light scattering light guide
12/03/1996US5580147 Instrument for illuminating a local area
11/1996
11/29/1996EP0753189A4 Method and apparatus for generating uniform illumination
11/28/1996WO1996037733A1 Illumination of items of display
11/28/1996WO1996037730A1 Illumination assembly for dental and medical applications
11/28/1996DE19616461A1 Optical beacon mast system
11/27/1996EP0744729A2 A display system having greyscale control of fiber optic delivered light output
11/27/1996EP0446324B1 Backlighting apparatus
11/26/1996US5579429 Laser dye doped fluorescent optical fiber and method of preparation of the same