Patents for F21Y 105 - Planar light sources (1,438)
06/1999
06/24/1999WO1999031430A1 Light with a disc-shaped light guide
06/17/1999DE19755658A1 Leuchte mit einem scheibenförmigen Lichtleiter Lamp with a disc-shaped light guide
03/1999
03/16/1999US5882110 Elongated, decorative, flexible, light-transmitting assembly
01/1999
01/28/1999WO1999004195A1 Elongated, decorative, flexible, light-transmitting assembly
01/12/1999US5857273 Footwear decorated with a flexible lighted strip
10/1998
10/22/1998DE19715189A1 Light deflector for tubular fluorescent lamp
10/14/1998EP0870976A2 Lamp
03/1998
03/26/1998DE19640325A1 High power hollow light conductor arrangement
01/1998
01/29/1998DE19630455A1 Panel light
07/1997
07/24/1997DE19639923A1 Illumination device for magnetic resonance device
07/22/1997US5649755 Elongated, decorative, flexible, light-transmitting assembly
04/1997
04/03/1997DE19536440A1 Lighting device for chandelier
08/1995
08/17/1995DE4404425A1 Illumination system for diffuse illumination of transparent surfaces or bodies
10/1994
10/27/1994DE4312851A1 Illumination device
05/1994
05/24/1994CA2016468C High-intensity red light display device
05/05/1994DE4237107A1 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
04/1994
04/12/1994US5302999 Illumination method, illumination apparatus and projection exposure apparatus
09/1993
09/23/1993DE4206691A1 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
08/1993
08/26/1993DE4205137A1 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
06/1993
06/17/1993DE4234050A1 Light source for surgery - has glass fibre light conductor, light outlet aperture of which is installed as close as possible to investigation point
06/01/1993CA1318503C Autonomous visual-attraction enhancement utilizing edge-illuminated panel
01/1993
01/27/1993EP0388423B1 Luminous panel
10/1992
10/06/1992US5152598 Hole locator device
05/1992
05/26/1992CA1301893C Luminous panel
04/1992
04/15/1992CN1016294B Luminous panel
08/1991
08/20/1991US5041762 Luminous panel
11/1990
11/28/1990EP0399507A2 High-intensity red light display device
09/1990
09/26/1990EP0388423A1 Luminous panel
09/04/1990US4954390 Multilayer;support, heat softening layer
06/1989
06/07/1989CN1033312A Luminous panel
06/01/1989WO1989005037A1 Luminous panel
05/1989
05/18/1989DE3736804C1 Device consisting of a light-guiding plate
04/1987
04/01/1987EP0215986A1 Light transmission and blinking light apparatus
11/1985
11/27/1985EP0162106A1 Neon illuminator and holder
05/1985
05/23/1985WO1985002245A1 Neon illuminator and holder
05/1984
05/22/1984US4450509 Lanterns for area lighting
10/1979
10/02/1979US4170035 Display lamp having a translucent envelope
12/1976
12/07/1976US3995934 Flexible light guide
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