Patents for F21V 8 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems (27,053)
10/2004
10/07/2004DE202004012627U1 Luminous panel for background lighting of signs and advertising placards has a bank of fiber optic light guides, sources of light and associated power supply units
10/07/2004DE202004008524U1 Illuminated key for vehicle ignition system, has profile coded section formed as a light emitting diode having output surfaces along the length
10/07/2004DE10315251A1 Flat lighting arrangement has light conductor inside housing that conducts light from source towards at least partly transparent cover, sealing frame that fully encloses housing along narrow side
10/07/2004DE10314257A1 Neon-look vehicle light, based on optical diode row source, directs their output onto lengthy optical conductor at vertex region of channel-shaped reflector
10/07/2004DE10314256A1 Vehicle light has optical conductor with rear surface shaped to direct light in departure direction by total internal reflection
10/07/2004DE10308019A1 Waveguide arrangement for an electronic component comprises a waveguide body fixed in the opening of a housing via a sealing body
10/07/2004DE102004010920A1 Bauelement für Bauwerke Component for Buildings
10/07/2004CA2519389A1 Decorative tree lighting system
10/06/2004EP1464221A1 Herbicidal composition and method of using the same
10/06/2004EP0968448B1 Illumination system
10/06/2004CN2646558Y High temperature optical fiber light source
10/06/2004CN2646557Y Adjustable optical fiber light source special for cultural relics exhibition
10/06/2004CN1535366A Internal illumination based sign device
10/06/2004CN1534349A Back lighting unit and liquid crystal display
10/06/2004CN1170263C Sheet for lighting device, lighting device and liquid crystal display
10/06/2004CN1170192C Surface illumination device and making method and LCD device
10/06/2004CN1170191C Background light and LCD
10/05/2004US6801270 Backlight for a liquid crystal display having high light-recycling efficiency
10/05/2004US6801184 Backlight device
10/05/2004US6799880 Illumination device
10/05/2004US6799860 Point light source-oriented light guiding means and lighting unit utilizing the same
10/05/2004US6799859 Surface illuminant device and prism sheet used therefor
09/2004
09/30/2004WO2004083948A1 Flat source of light front light and liquid crytal display
09/30/2004WO2004083932A1 Foil display with increased brightness using a retro reflector
09/30/2004WO2004082422A1 Pocketbook light
09/30/2004WO2004053538A3 Brightness enhancement film with improved view angle
09/30/2004WO2004043076A3 Illumination arrangement for a projection system
09/30/2004US20040190308 Backlight module
09/30/2004US20040190307 Spread illuminating apparatus having light controlling means
09/30/2004US20040190306 Rapidly-assembled lamp with a detachable lamp rod and lamp seat
09/30/2004US20040190284 Decorative optical fiber artificial plan
09/30/2004US20040190280 Surface light source device of side light type
09/30/2004US20040190279 Spread illuminating apparatus with light controlling means
09/30/2004US20040190102 Differentially-cured materials and process for forming same
09/30/2004US20040189952 Projection display
09/30/2004US20040189906 Transflective liquid crystal display device, method of fabricating the same, and method of using the same
09/30/2004US20040189891 Liquid crystal display apparatus
09/30/2004US20040189889 Liquid crystal display device with reinforced side
09/30/2004US20040189888 Liquid crystal display device having electromagnetic sensor
09/30/2004US20040189588 [back light module and liquid crystal display]
09/30/2004US20040188639 Electronic equipment, backlight structure and keypad for electronic equipment
09/30/2004US20040188590 Illuminated article-locator
09/30/2004US20040187603 Torque measuring apparatus for rotating body
09/30/2004DE10312687A1 Lighting assembly for a sanitary or bathroom installation, e.g. shower or steam room, comprises a light source enclosed at least partially within a compartment separated from the installation space by a transparent wall
09/30/2004DE102004012781A1 Hintergrundbeleuchtung, Flüssigkristallgerät mit einer derartigen Hintergrundbeleuchtung und Verfahren zum Betreiben eines solchen Gerätes Backlight, liquid crystal device having such a backlight, and method of operating such a device
09/30/2004CA2513713A1 Pocketbook light
09/29/2004EP1462844A2 Backlight illumination system and display device
09/29/2004EP1462829A2 LIghting or signalling device for motor vehicles
09/29/2004EP1462828A2 Transparent substrate for area light emitting device, a method for producing transparent substrate, and area light emitting device and liquid crystal display device
09/29/2004EP1462827A1 Torque measuring apparatus for rotating body
09/29/2004EP1462712A1 Raman probe and raman spectrum measuring apparatus utilizing the same
09/29/2004EP1461979A1 Lamp
09/29/2004EP1461649A1 Light source emitting white light for lcd backlight
09/29/2004EP1461648A2 Light fiber comprising continuous outer cladding and method of making
09/29/2004EP1461647A1 Illumination device
09/29/2004EP1461564A2 Light-guide light suitable for use in illuminated displays
09/29/2004EP1461530A1 Rotor blade of a wind power installation, comprising a warning light
09/29/2004EP1194915B1 Light panel
09/29/2004EP1173783B1 Optical devices using reflecting polarizing materials
09/29/2004CN2644869Y Decorative lamp
09/29/2004CN2643776Y Optical fibre luminous artificial tree
09/29/2004CN1533221A Transparent lining of surface luminous device and its producing method and surface luminous device
09/29/2004CN1532596A Double liquid crystal display device using double front lighting unit
09/28/2004US6796867 Use of printing and other technology for micro-component placement
09/28/2004US6796700 Flat panel luminaire with remote light source and hollow light pipe for back lit signage applications
09/28/2004US6796686 Color-corrected hollow prismatic light guide luminaire
09/28/2004US6796669 Illuminating device, display device having the same, and light guide plate
09/28/2004US6796668 Light emitting panel assemblies for use in automotive applications and the like
09/28/2004CA2141684C Concentrating and collecting optical system using concave toroidal reflectors
09/23/2004WO2004081444A1 Light guide plate
09/23/2004WO2004080712A1 Transparent element, especially a composite glass element
09/23/2004WO2004051318A3 Illumination arrangement
09/23/2004US20040186352 Illumination system for medical diagnostic instrument
09/23/2004US20040185175 Method and apparatus for manufacturing printed light guide plate
09/23/2004US20040184286 Light guide equipped with reflectors
09/23/2004US20040184258 Surface lighting device with closed oblique reflector
09/23/2004US20040184257 Surface light source unit with scatter enhancing regions
09/23/2004US20040183960 Liquid crystal display device using dual light unit and method of fabricating the same
09/23/2004US20040183956 Liquid crystal display module
09/23/2004US20040183774 Surface lighting device and portable terminal using the same
09/23/2004DE202004010751U1 Advertising sign has coated acrylic glass with mirror edges and inserted LED lamp under optical cover with power feed through suspension wire and fixing screw
09/23/2004DE202004010750U1 Illuminated display panel has images embedded in the acrylic glass and illuminated by inset LED giving hidden lighting effect
09/23/2004DE10355120A1 Advertising panel has sheet of internally lighted transparent material
09/23/2004DE10292319T5 Lichtstreuender Film, ebene Lichtquellen-Einrichtung und Flüssigkristall-Anzeige-Vorrichtung, in denen er verwendet wird The light diffusing film, planar light source device and liquid crystal display device, in which it is used
09/22/2004EP1459600A2 Controlled lighting methods and apparatus
09/22/2004EP1459281A1 Display panel comprising a light guide
09/22/2004CN1530713A Optical slice and LCD device therewith
09/22/2004CN1530712A Background light and liquid-crystal displaying device
09/22/2004CN1530711A Negative light assembly, liquid-crysal displaying device and apparatus for forming microparticle barrier
09/22/2004CN1530702A Radiance converting element, producing method thereof and liquid-crystal displaying device
09/22/2004CN1167958C Light guide plate and manufacture thereof, plane luminating device and liquid crystal display device
09/22/2004CN1167917C Sunlight optical fibre illuminator
09/21/2004US6795244 Illumination arrangement
09/21/2004US6795137 Methods and apparatus for implementing transmissive display devices
09/21/2004US6795136 Liquid-crystal display device
09/21/2004US6795135 Reflective liquid crystal display device with removable auxiliary light source
09/21/2004US6793382 Vehicle lamp
09/21/2004US6793376 Lighting device with light-condensing device
09/21/2004US6793360 Lighted architectural mesh
09/21/2004US6792842 Pin kit for V-cutter