Patents for F21V 8 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems (27,053)
04/2001
04/25/2001EP1093546A1 Display device
04/25/2001EP0996861A4 Beam-forming lens with internal cavity that prevents front losses
04/25/2001CN1292504A Area source device and display device
04/24/2001US6222689 Surface light source device and asymmetrical prism sheet
04/24/2001US6222598 Liquid crystal display
04/24/2001US6220741 Flat panel display device
04/24/2001US6220740 High efficiency dual output light source
04/24/2001US6220733 Vehicle wheel lighting system
04/19/2001WO2001027663A1 Optical film with variable angle prisms
04/19/2001WO2001027529A1 Lightguide having a directly secured reflector and method of making the same
04/19/2001WO2001027528A1 Display illumination device and method of enhancing brightness in a display illumination device
04/19/2001WO2001027527A1 Optical element having programmed optical structures
04/19/2001WO2000077446A3 Optical apparatus
04/19/2001DE19957811A1 Lighting unit has rectangular box format with reflective top and side walls, with lighting tubes installed in end compartments, together with clear prism plates
04/19/2001DE19948611A1 Decorative element for creating lighting effect has optical fibres receiving light from LEDs in base, and has hair clip which includes power supply
04/19/2001DE19946895A1 Illumination in wet cells and objects has optical conductors and lighting source in projector mounted outside contact region; no voltage appears at outlet, hence there is no danger of shocks
04/18/2001EP1093105A1 Illuminating device and display device provided with the device
04/18/2001EP1092918A1 Planar light-emitting display panel
04/18/2001EP1092112A1 Structure for achieving a linear light source geometry
04/18/2001CN1292075A Omnidirectional lighting device
04/18/2001CN1291729A Photo conductive device, background light device and liquid crystal display
04/17/2001USRE37136 Tunable high intensity forensic light
04/17/2001US6219117 Liquid crystal display device
04/17/2001US6217201 Optical waveguide assembly for vehicle door panel
04/17/2001US6217186 Illuminated display systems
04/17/2001US6217185 Efficient backlighting for a portable display
04/17/2001US6217184 Light source device with uniformity in color temperature of emission
04/17/2001CA2023389C Upper and lower beam optical switch for line-of-light headlamps using opaque masks
04/12/2001WO2001025685A1 Light guide luminaire
04/12/2001CA2384293A1 Light guide luminaire
04/11/2001EP1091341A2 Lquid crystal display device and driving method thereof
04/11/2001EP1091166A1 Light coupling and distribution system
04/11/2001EP1090252A1 Method and apparatus for light transmission
04/11/2001CN2426315Y Light display ornament
04/11/2001CN1291282A Luminous diode lighting device
04/11/2001CN1291272A Apparatus and method for coupling high intensity light into low temperature optical fiber
04/11/2001CN1291271A Thermally protective coupling for a light conduit lighting system
04/11/2001CN1291270A Coupling system for a light conduit
04/11/2001CN1291269A Mounting assembly for a light conduit lighting system
04/10/2001US6215936 Lightguide having trapezoidally-shaped main body with a level surface at an angle to a rear surface
04/10/2001US6215462 Display device and display driving method
04/10/2001US6215409 Display apparatus
04/10/2001US6213048 Electrolier flag
04/05/2001WO2001023805A1 User-interface illuminator
04/05/2001WO2000032981A9 Illuminator, illuminating device, front light, and liquid crystal display
04/05/2001DE19946691A1 Rail system for optical fiber illumination has fiber outlets arranged to be movable on rail; unnecessary fibers can be parked in rail so as to be light sealed, fibers can easily be replaced
04/05/2001DE19945495A1 Illuminated plate-shaped element has light source in form of circuit board carrying semiconducting chips, arranged transverse to plate surface to extend over at least part of plate width
04/04/2001EP1089035A1 Lighting module comprising a light pipe for motor vehicle
04/03/2001US6211929 Surface light source device of side light type and liquid crystal display
04/03/2001US6210785 High efficiency optical devices
04/03/2001US6210013 Refrigerator comprising edge-lit panel illumination system
04/03/2001US6210012 Backlight system and display device comprising such a system
04/03/2001CA2222313C Liquid crystal display employing dual negative retarders and a brightness enhancing film
03/2001
03/29/2001WO2001022392A1 Advertising tarpaulin or flag provided in any geometric shape and having electric light effects
03/29/2001WO2001022391A1 Image display device
03/29/2001WO2001021909A1 Lighting panel
03/29/2001DE19933405A1 Längliche Lichtquelle Elongated light source
03/28/2001EP1087098A1 Safety device
03/28/2001EP1087075A1 Permanent anchoring device
03/28/2001EP0706073B1 Surface light source device
03/28/2001CN1289399A Method of and apparatus for optically enhancing chemical reactions
03/28/2001CN1289065A Front light-source and electronic apparatus
03/27/2001US6208782 Segmented reflector for coupling an extended illumination source to N fiber elements
03/27/2001US6208466 Multilayer reflector with selective transmission
03/27/2001US6206535 Planar lighting device and method of making light guides used therein
03/27/2001US6206534 Illumination device for use in image reading applications
03/22/2001WO2001019643A1 Method and system for providing a reliable and durable light source
03/22/2001WO2000022344A8 Concentrating and collecting optical system using concave toroidal reflectors
03/22/2001DE19940207A1 Reflector system which directs light at small incident angles (approximatelya) into one or more light pipes used for distributed illumination, implementing opposed reflectors
03/22/2001DE10011257A1 Hohllichtleiterleuchte mit modularer Lichtauskoppeleinrichtung Light Pipe Lamp with modular light output
03/21/2001EP1085256A1 Method and apparatus for collecting light
03/21/2001EP1085253A2 Lamp, in particular for motor vehicles
03/21/2001EP1085252A2 Light guide luminaire comprising improved shielding means
03/21/2001EP1085251A2 Hollow light conductor luminaire having a modular light extraction device
03/21/2001EP1084366A1 Light distribution system
03/21/2001EP1084365A1 Luminous display device
03/20/2001US6205282 Fiber-optic device for illuminating a light permeable information-bearing medium, such as a traffic, information or advertising sign
03/20/2001US6204938 Linear illumination device and image reading apparatus using the same
03/15/2001WO2001018775A1 Edge-illuminated informative signs, especially for guide systems installed at airports and on taxiways
03/15/2001WO2001018448A1 Light fitting
03/15/2001DE19943821A1 Leuchte, insbesondere für Kraftfahrzeuge Light, especially for motor vehicles
03/15/2001DE19941992A1 Kantenbeleuchtete Informationstafeln, insbesondere für Leitsysteme auf Flughäfen und Taxiways Edge-lit information boards, especially for control systems at airports and taxiways
03/15/2001DE19936958A1 Light source for endoscopy has LEDs arranged on concave surface of calotte shell, with separate focussing lenses for each LED
03/14/2001EP1083383A1 Luminous body for transparent image
03/14/2001EP1082638A1 A backlight system
03/14/2001EP1082629A1 Parabolic and spherical multiport illuminators for light guides
03/14/2001CN1287604A Flat lighting device
03/13/2001US6201915 High efficiency lighting system having a remote light source
03/13/2001US6201586 Liquid crystal display having stoppers on back light or outer frame or having particular features of the low voltage wiring
03/13/2001US6200012 Fiber optic light source having a dual characteristic fan
03/13/2001US6200011 Fixed-housing aimable-beam spotlight luminaire
03/13/2001US6199995 Light guide plate, planer light source unit and reflection-type liquid-crystal display device
03/13/2001US6199994 Surface light source device of side light type
03/13/2001US6199989 Optical plate having reflecting function and transmitting function
03/08/2001WO2001016430A1 Planar light emitting device and light-emitting guide
03/08/2001DE19942513A1 Leuchtkörper für durchleuchtungsfähige Bilder Filament for fluoroscopic and download images
03/07/2001EP1081426A2 Lighting element comprising a supporting and mounting body, a cover and a light source
03/06/2001US6198866 Light guiding apparatus
03/06/2001US6196709 Trough reflector and lens coupler for lightguide illumination system
03/06/2001US6196692 Light conductive plate , surface light source device, and reflection type liquid-crystal display