Patents for F21V 9 - Light filters; Selection of luminescent materials for light screens (12,097)
01/1995
01/15/1995CA2126003A1 Sports lighting luminaire having a broken glass safety shutdown circuit
01/10/1995US5381324 Illuminated canopy system
01/04/1995EP0631544A1 Linear lamp holographic trapped beam center high mounted stoplight.
12/1994
12/27/1994CA1333710C Illuminated device
12/22/1994WO1994029765A1 Liquid crystal display with enhanced brightness
12/21/1994EP0629813A1 Sports lighting luminaire having low glare characteristics
12/13/1994US5373423 Light for motor vehicle
12/08/1994WO1994028445A2 Variable colour filter
12/06/1994US5371663 Stage spotlight color medium structure
12/06/1994US5371660 For a building structure
12/06/1994US5371655 System for varying light intensity such as for use in motion picture photography
11/1994
11/24/1994DE4316623A1 Endoscopy device
11/22/1994US5367444 Thermal management techniques for lighting instruments
11/22/1994CA2060821C Head lamp device for automobiles
11/21/1994CA2106704A1 System for the protection and safety of passengers and pedestrians
11/10/1994WO1994025797A1 Apparatus for producing light distributions
11/10/1994WO1994025796A1 Colour cross-fading system for a luminaire
11/09/1994EP0623781A1 Lighting or signalling device comprising improved fastening means for a screen
11/08/1994CA2028461C Visual signaling apparatus
11/03/1994DE4314088A1 Signal display
11/01/1994US5361190 Mirror assembly
10/1994
10/27/1994WO1994023968A1 Mirror assembly
10/25/1994US5359498 Ultraviolet transmitting multi-layer polarizer
10/18/1994US5357412 Line illumination device and mounting member for this device
10/18/1994US5357407 Light attenuator for high/low beam vehicle headlight bulb
10/11/1994US5355284 Mirror assembly
10/04/1994US5353210 Reflector lamp with low UV emission
09/1994
09/21/1994CN1092528A Illumination system and display device including such a system
09/15/1994WO1994020787A1 Illumination device
09/15/1994DE4308064A1 Colour changer
09/13/1994US5347435 Linear lamp holographic trapped beam center high mounted stoplight
09/13/1994CA1331980C Illuminating system
09/06/1994US5345371 Lighting fixture
09/01/1994WO1994019644A1 Low wattage light-enhancing collar
08/1994
08/23/1994US5341275 Compact light source for fiber optics illumination
07/1994
07/20/1994EP0606939A1 Illumination system and display device including such a system
07/19/1994US5331530 Operating theatre lamp
07/12/1994US5329435 Apparatus for producing light distributions
07/07/1994WO1994015141A1 Illuminated canopy system
07/07/1994WO1994014632A1 Linear lamp holographic trapped beam center high mounted stoplight
06/1994
06/22/1994EP0602555A2 Diffusing plate made of opal-like semi transparent glassy material for backlighting LCD
06/22/1994EP0602362A1 Irradiation device
06/21/1994US5323301 Dimmable studio lighting device
06/15/1994EP0601946A1 Device for producing a monochromatic light beam
06/14/1994US5321595 Double bulb mercury vapor lamp apparatus
06/09/1994WO1994012368A1 Mirror assembly with illuminating means
06/09/1994DE4322607C1 Light disc for automobile lamp with different functions - has yellow coloured trafficator light zone and reversing light zone with alternating yellow and transparent strips
05/1994
05/25/1994EP0598068A1 Means for preventing overheating of electronic elements housed in the foot of a spotlight
05/18/1994EP0597261A1 An illumination device and a liquid crystal display device
05/11/1994WO1994010499A1 Lighting fixture
05/10/1994US5311410 For a vehicle
05/04/1994EP0595338A2 Distributed lighting system with fiber optic controls
04/1994
04/30/1994CA2108335A1 Distributed lighting system with fiber optic controls
04/28/1994WO1994009508A1 A mirror assembly having means for emitting or receiving a predetermined narrow spectral band of light
04/28/1994DE4235485A1 Built-in light source for furniture - comprises piece of foil which emits light in electric field sandwiched between transparent plates in furniture
04/26/1994US5307244 Light-insulated lamp and illuminating systems
04/05/1994US5301090 Luminaire
03/1994
03/31/1994WO1994007085A1 Signalling lamp
03/30/1994EP0589016A1 Fluid optics projector.
03/17/1994WO1994005949A1 Signal lamp
03/17/1994WO1993026034A3 Light sources
03/17/1994DE4230963A1 Signalleuchte Signal light
03/16/1994EP0587501A2 Signal light having an improved lateral visibility
03/16/1994CN1024041C Lighting apparatus
03/15/1994US5295052 Light source assembly
03/09/1994EP0586049A2 Thermal management techniques for lighting instruments
03/08/1994CA2050168C Colour correcting system for fluorescent lighting
03/03/1994WO1994004951A1 Colour image protection apparatus
03/03/1994DE4228892A1 Signal lamp for vehicle - has multiple lens array between lamp and outer cover and has perforated light control plate.
02/1994
02/22/1994US5289352 Headlamp for motor vehicles
02/17/1994WO1994003758A1 Heat transfer unit
02/08/1994US5285363 High intensity light source
02/08/1994US5285362 Discharge lamp having interference filter
02/08/1994US5285356 Lighting appliance, particularly for environments without natural light
02/03/1994DE4225140A1 Light-emitting diode light source for traffic display - has colour filter in front of, and having pass=band corresp. to emission band of light source, for eliminating stray reflections of sunlight
02/02/1994CN1023637C Tail light for vehicle
01/1994
01/25/1994US5282121 High intensity lighting projectors
01/25/1994US5282115 Apparatus for producing light distributions
01/19/1994EP0578827A1 Liquid crystal light regulating plate and illuminator including the same
01/13/1994DE4318848A1 Lamp fitting for vehicle - has sealed housing with splash proof vent on top of lamp socket
01/13/1994DE4222592A1 Generating light within certain colour ranges, e.g. for runway taxiing lights - has white light source with main filter and additional compensating filter, with interference stage following absorption stage
01/12/1994EP0578302A1 Light source with luminescent layer
01/04/1994US5275764 Method of molding a vehicle lamp assembly
01/04/1994CA1325741C Infrared filter using cholesteric liquids
12/1993
12/28/1993US5274535 Dental operating light with color correction
12/23/1993WO1993026034A2 Light sources
12/21/1993US5272601 Backlighting for liquid crystal displays
12/21/1993CA1325457C Therapeutic lamp emitting polarized light
12/21/1993CA1325456C Therapeutic lamp for biostimulation with polarized light
12/16/1993DE4228928C1 Signalleuchte Signal light
12/09/1993WO1993024786A1 System for varying light intensity such as for use in motion picture photography
12/09/1993WO1993024127A1 Selective cell inactivation in blood
12/09/1993DE4218366A1 Free-standing fluorescent lamp for variable lighting effect - has aspect-varying filling of fluid or granules in space between coaxial screens surrounding fluorescent tube
12/09/1993CA2136351A1 System for varying light intensity such as for use in motion picture photography
11/1993
11/25/1993WO1993023730A1 Lamp for transmitting ultraviolet light
11/16/1993US5262902 Filter for a low-pressure mercury vapor lamp
11/16/1993US5262895 Optical color synthesizer
11/09/1993US5260856 Headlamp for motor vehicles
11/09/1993US5260827 Glare shield
11/09/1993CA1324017C Spectral filter module