Patents
Sitemap › F21 - Lighting › F21Y - Indexing scheme associated with subclasses , and , relating to the form of the light sources › F21Y 105 - Planar light sources
Patents for F21Y 105 - Planar light sources (1,438)
06/2004
06/24/2004US20040119908 Planar light source device, liquid crystal display apparatus, and display apparatus
06/24/2004US20040119402 Luminaire for light extraction from a flat light source
06/23/2004EP1431656A2 Luminaire for light extraction from a flat light source
05/2004
05/19/2004CN1497745A Wave-changing element for vehicle used
05/12/2004CN1495486A Phosphor mixture and back light source for liquid crystal display
04/2004
04/22/2004US20040076016 Wavelength conversion element for car use
04/21/2004EP1411557A2 LED with a wavelength conversion element for car use
04/21/2004EP1410422A2 Flat discharge lamp
04/15/2004US20040069995 Feedback enhanced light emitting device
04/08/2004US20040066824 Lighting devices using feedback enhanced light emitting diode
03/2004
03/31/2004EP1403355A1 Phosphor blends and blacklight sources for liquid crystal displays
03/25/2004US20040056990 Phosphor blends and backlight sources for liquid crystal displays
03/18/2004US20040052066 Lighting device, and electronic device using the same
01/2004
01/28/2004EP1384028A1 Integrated illumination system
01/20/2004US6679617 Flat illumination device
12/2003
12/17/2003CN1462162A Luminous lighting device with organic light-emitting diode layer
12/04/2003WO2003101157A1 Lighting devices using feedback enhanced light emitting diode
12/04/2003WO2003101156A1 Display devices using feedback enhanced light emitting diode
12/04/2003US20030222578 OLED area illumination light source having flexible substrate on a support
12/04/2003US20030222558 OLED lighting apparatus
12/03/2003EP1367676A1 OLED area illumination light source having flexible substrate on a support
12/03/2003EP1367675A1 OLED lighting apparatus
12/03/2003EP1367674A1 OLED area illumination lighting apparatus
11/2003
11/20/2003WO2003096757A1 Feedback enhanced ligth emitting device
11/20/2003US20030214691 Display devices using feedback enhanced light emitting diode
10/2003
10/28/2003US6639350 Illumination arrangement
10/14/2003US6633351 Optical functionality sheet, and planar light source and image display apparatus using the same sheet
10/02/2003WO2003081959A1 Light source device
09/2003
09/30/2003US6626551 Lighting device, and electronic device using the same
09/02/2003US6612723 Luminaire system
08/2003
08/28/2003WO2003012815A3 Flat discharge lamp
08/20/2003EP1051582B1 Lighting fixture
08/07/2003WO2003064920A1 Illuminating assemblies with mirrors
07/2003
07/30/2003CN1432852A Flat lamp and liquid crystal display unit with the flat lamp
07/17/2003WO2003059016A1 Illuminating surface
07/17/2003US20030132711 Flat type lamp and liquid crystal display apparatus having the same
07/01/2003US6586775 Light-emitting device and a display apparatus having a light-emitting device
06/2003
06/24/2003US6582091 Illumination device
06/05/2003WO2003046435A1 Lighting apparatus for giving light to internal spaces in residential and similar building
05/2003
05/20/2003US6565231 OLED area illumination lighting apparatus
04/2003
04/17/2003US20030071564 Light-emitting device and a display apparatus having a light-emitting device
03/2003
03/27/2003US20030058647 Flat-surface fluorescent lamp
02/2003
02/13/2003WO2003012815A2 Flat discharge lamp
02/13/2003US20030030717 Light emitting device, light emitting device array, and printer having light emitting device array
02/13/2003CA2454769A1 Flat discharge lamp
02/04/2003US6513942 Luminaire
01/2003
01/15/2003EP1275898A2 Indoor luminaire with variable indirect lighting
01/08/2003EP1040295B1 Ceiling light with a panel-shaped light guide
12/2002
12/12/2002US20020185968 Light source device
11/2002
11/14/2002WO2001044714A9 Luminaire system
10/2002
10/24/2002US20020154258 Fluorescent lamp, fluorescent lamp unit, liquid crystal display device, and method of emitting light
10/17/2002DE10205903A1 Fluorescent lamp has discharge gas between two substrates, emits light by causing electrical discharge in different surfaces in accordance with voltages applied to discharge electrodes
10/03/2002WO2002077518A1 Integrated illumination system
09/2002
09/24/2002US6454452 Backlight for liquid crystal display device
09/04/2002EP1236009A2 Luminaire system
08/2002
08/01/2002US20020101729 Lighting device, liquid crystal display device including the same, and method of fabricating the same
07/2002
07/03/2002CN1356581A Luminous device, LCD containing it and its preparing process
05/2002
05/10/2002WO2001044714A3 Luminaire system
03/2002
03/13/2002CN1340140A Flat illumination device
01/2002
01/30/2002EP1176362A1 Flat light-emitting elements system
11/2001
11/21/2001EP1156268A1 Light guide lamp with nonuniform refractive structure
11/14/2001EP1153241A1 Flat illumination device
10/2001
10/25/2001US20010033482 Illumination device
10/18/2001US20010030857 Luminaire system
10/02/2001US6296372 Ceiling light fitting having light source and reflector arranged on narrow side of plate-shaped light guide
09/2001
09/13/2001US20010021107 Lighting device, and electronic device using the same
08/2001
08/23/2001DE10039095A1 Anordnung von lichtabstrahlenden plattenförmigen Elementen Array of light-emitting plate-like elements
08/09/2001US20010012078 Optical functionality sheet, and planar light source and image display apparatus using the same sheet
08/09/2001DE10004783A1 Construction elements with light-guiding medium for activation of light transport by opaque mass has in lighting chamber , light-guiding medium activated by light beams across radiation surface or light carrier strip.
08/08/2001EP1122487A2 Light transmission medium components
08/01/2001EP1120600A1 Light guide lamp with linear prismatic structure
07/2001
07/25/2001EP1118883A2 Sheet of optical microlenses, and planar light source and image display apparatus using the same sheet
07/03/2001US6255782 Flat type fluorescent lamp
06/2001
06/21/2001WO2001044717A1 Flat illumination device
06/21/2001WO2001044714A2 Luminaire system
06/21/2001DE19960053A1 Flache Beleuchtungsvorrichtung A planar lighting device
06/21/2001CA2392947A1 Luminaire system
06/13/2001EP1106915A1 Flat luminous elements system
06/13/2001EP1106914A1 Flat light-emitting elements system
06/13/2001EP1106905A2 Luminaire
06/13/2001DE10041850A1 Anordnung von lichtabstrahlenden plattenförmigen Elementen Array of light-emitting plate-like elements
05/2001
05/31/2001US20010002164 Luminaire
04/2001
04/10/2001US6215462 Display device and display driving method
03/2001
03/22/2001DE10011257A1 Hohllichtleiterleuchte mit modularer Lichtauskoppeleinrichtung Light Pipe Lamp with modular light output
03/21/2001EP1085252A2 Light guide luminaire comprising improved shielding means
03/21/2001EP1085251A2 Hollow light conductor luminaire having a modular light extraction device
01/2001
01/03/2001EP1065435A1 Ceiling lamp
12/2000
12/19/2000US6161939 Interior lighting fixture
12/13/2000EP1059484A1 Luminaire with wide beam light intensity distribution
11/2000
11/30/2000DE19961493A1 Hängeleuchte mit indirekter Lichtabstrahlung Suspension lamp with indirect light emission
11/30/2000DE10011378A1 Internal room lighting panel uses prism surface reflector to generate uniform high intensity indirect lighting output
11/29/2000EP1055871A1 Indoor luminaire with limited refractiv glare
11/29/2000EP1055870A1 Indoor luminaire with refractive glare limiter
11/15/2000EP1051582A1 Lighting fixture
10/2000
10/04/2000EP1040295A1 Light with a disc-shaped light guide
10/03/2000US6126305 Light fitting
09/2000
09/21/2000DE19910273A1 Irradiating lamp with a means of cold illumination for furniture
02/2000
02/03/2000DE19830097A1 Illumination radiator for rooms
09/1999
09/08/1999EP0940628A2 Interior light with a wing structure
08/1999
08/12/1999WO1999040364A1 Lighting fixture
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