Patents for F21Y 105 - Planar light sources (1,438) |
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06/24/1999 | WO1999031430A1 Light with a disc-shaped light guide |
06/17/1999 | DE19755658A1 Leuchte mit einem scheibenförmigen Lichtleiter Lamp with a disc-shaped light guide |
03/16/1999 | US5882110 Elongated, decorative, flexible, light-transmitting assembly |
01/28/1999 | WO1999004195A1 Elongated, decorative, flexible, light-transmitting assembly |
01/12/1999 | US5857273 Footwear decorated with a flexible lighted strip |
10/22/1998 | DE19715189A1 Light deflector for tubular fluorescent lamp |
10/14/1998 | EP0870976A2 Lamp |
03/26/1998 | DE19640325A1 High power hollow light conductor arrangement |
01/29/1998 | DE19630455A1 Panel light |
07/24/1997 | DE19639923A1 Illumination device for magnetic resonance device |
07/22/1997 | US5649755 Elongated, decorative, flexible, light-transmitting assembly |
04/03/1997 | DE19536440A1 Lighting device for chandelier |
08/17/1995 | DE4404425A1 Illumination system for diffuse illumination of transparent surfaces or bodies |
10/27/1994 | DE4312851A1 Illumination device |
05/24/1994 | CA2016468C High-intensity red light display device |
05/05/1994 | DE4237107A1 Background illumination device for flat display surface - arranges LEDs in row parallel to one side wall on circuit board, below display surface, provides convex side wall, and fills enclosed space with light-scattering transparent material |
04/12/1994 | US5302999 Illumination method, illumination apparatus and projection exposure apparatus |
09/23/1993 | DE4206691A1 Reflector shining onto oblong inlet surface containing guide-glass inlet edge - is built up to form continuous surface apart from irregularities to allow widening or narrowing |
08/26/1993 | DE4205137A1 Flat hinge-mounted lamp e.g. for wall or ceiling - has diffuser with lamp in one edge and one side coated giving regular and diffuse reflecting areas |
06/17/1993 | DE4234050A1 Light source for surgery - has glass fibre light conductor, light outlet aperture of which is installed as close as possible to investigation point |
06/01/1993 | CA1318503C Autonomous visual-attraction enhancement utilizing edge-illuminated panel |
01/27/1993 | EP0388423B1 Luminous panel |
10/06/1992 | US5152598 Hole locator device |
05/26/1992 | CA1301893C Luminous panel |
04/15/1992 | CN1016294B Luminous panel |
08/20/1991 | US5041762 Luminous panel |
11/28/1990 | EP0399507A2 High-intensity red light display device |
09/26/1990 | EP0388423A1 Luminous panel |
09/04/1990 | US4954390 Multilayer;support, heat softening layer |
06/07/1989 | CN1033312A Luminous panel |
06/01/1989 | WO1989005037A1 Luminous panel |
05/18/1989 | DE3736804C1 Device consisting of a light-guiding plate |
04/01/1987 | EP0215986A1 Light transmission and blinking light apparatus |
11/27/1985 | EP0162106A1 Neon illuminator and holder |
05/23/1985 | WO1985002245A1 Neon illuminator and holder |
05/22/1984 | US4450509 Lanterns for area lighting |
10/02/1979 | US4170035 Display lamp having a translucent envelope |
12/07/1976 | US3995934 Flexible light guide |