Patents for F21V 8 - Use of light guides, e.g. fibre optic devices, in lighting devices or systems (27,053)
07/1989
07/25/1989US4851969 Optical control system particularly suited for infrequently activated devices
07/25/1989US4850669 Explosion-proof optical fiber connector for a light source
07/25/1989US4850665 Method and apparatus for controlled emission of light from prism light guide
07/20/1989DE3800574A1 Light-guiding plate
07/20/1989DE3800224A1 Effect luminaire
07/19/1989EP0324710A1 Double glazing
07/19/1989EP0324062A2 Light diffuser
07/19/1989CN1034051A Lens holding apparatus
07/12/1989CN1033869A Light ray radiation stand
07/11/1989US4846554 Lens-holding apparatus
07/11/1989CA1257121A1 Hyperhemispherical radiation system
07/05/1989EP0323386A1 Improved publicitary device
07/04/1989US4845596 Surface illumination device using optical conductors
07/04/1989US4844576 Light diffuser
07/04/1989CA1256837A1 Light source device
06/1989
06/27/1989US4843530 Light ray radiation stand
06/27/1989US4843524 Illuminated decorations for furnishings and other like structures
06/20/1989US4841415 Apparatus for lighting a sewing area of a sewing machine
06/13/1989US4839776 Illumination means for vehicle side walls
05/1989
05/30/1989US4834495 Collapsible light pipe
05/24/1989EP0317250A2 Plane light source unit
05/18/1989DE3736804C1 Device consisting of a light-guiding plate
05/10/1989EP0315272A2 Light guide for front panels of electrical apparatus
05/02/1989US4826273 Remote, automotive light diverting system
04/1989
04/25/1989US4825341 Cooled lighting apparatus and method
04/25/1989US4824209 Generating a narrow beam
04/18/1989US4823244 Light source assembly
04/18/1989US4822123 Optical radiator
04/11/1989US4820015 Optical fiber bundle having improved terminal structure
04/05/1989EP0309764A1 Device for illuminating transparent display areas
04/05/1989CN1032108A Light ray radiation stand
04/04/1989CA1251974A1 Light diverting device
04/04/1989CA1251971A1 Photoradiator and method of producing same
03/1989
03/30/1989DE3730852A1 Lamp
03/29/1989EP0308828A2 Illuminator and display panel employing it
03/28/1989US4815815 Device and a method of directing light energy to a predetermined area in the sea
03/28/1989US4815451 Submergible larynogoscope with sealed housing for battery
03/23/1989WO1989002606A1 Device composed of a light guide plate
03/23/1989DE3729811A1 Device consisting of a light-conducting plate with elevations
03/14/1989US4812013 Process for utilizing light radiation with the aid of fluorescent optical fibres and functional devices and apparatus using said process
03/14/1989US4811507 Apparatus for the display of illuminated translucent documents
03/09/1989WO1989002202A1 Head mounted illumination and camera assembly
03/09/1989DE3728798A1 Device for receiving, amplifying and transmitting light rays or heat rays
03/07/1989US4811172 Lighting systems employing optical fibers
03/07/1989US4811171 Submersible tail lights for boat trailers
03/01/1989EP0304564A1 Stroboscopic light generator, in particular for medical purposes
02/1989
02/21/1989US4807095 Fiberoptically illuminated table
02/21/1989US4805984 Totally internally reflecting light conduit
02/07/1989US4802460 Endoscope illuminating optical system device
02/01/1989EP0301637A1 Surface illumination device using optical conductors
01/1989
01/24/1989US4800466 Illumination device for a front panel
01/24/1989US4799748 Slab-diffuser fiber incident energy concentrator
01/19/1989DE3723073A1 Display for alphanumeric characters and symbols
01/11/1989EP0298106A1 Light transmitting plate member
01/10/1989US4797736 Head mounted illumination and camera assembly
12/1988
12/29/1988DE3720101A1 Illuminating assembly
12/29/1988DE3719499A1 Device consisting of light-conducting panels with elevations
12/27/1988US4794492 Illuminated board
12/21/1988EP0295634A2 Working equipment for roughening the side of optical fiber
12/20/1988US4792884 Illuminated vanity mirror visor
12/20/1988US4791745 Black light display system
12/14/1988EP0295152A2 Apparatus for following sun light
12/13/1988US4791540 Light fixture providing normalized output
12/13/1988US4791536 Sound responsive lighted earrings
12/13/1988US4790752 Illuminated dental impression tray
12/06/1988CA1246038A1 Lighting apparatus and method
11/1988
11/30/1988EP0293182A2 Light fixture providing normalized output
11/29/1988US4787708 Apparatus for continuously controlled emission of light from prism light guide
11/23/1988EP0292173A2 Apparatus for continuously controlled emission of light from prism light guide
11/22/1988US4786127 Light source for fibre optic instruments
11/22/1988CA1245087A1 Light by-passing device
11/17/1988EP0290690A1 Optical fibre ornamented light set
11/15/1988CA1244808A1 Artificial light source device
11/15/1988CA1244695A1 Light diverting device
11/15/1988CA1244693A1 Light diverting and switching device
11/09/1988EP0290267A2 Collapsible light pipe
11/09/1988EP0290266A2 Elevated back-lit display
11/03/1988DE3712747A1 Light-collecting systems as cold-light sources
11/01/1988US4782430 Light conduit illumination system for underwater lighting
10/1988
10/25/1988US4780798 Light transmission fibre illuminating device
10/18/1988US4779173 Illuminated brush device
10/18/1988US4779166 Illuminating apparatus
10/18/1988US4777749 Lighted display
10/12/1988EP0286333A2 Reflector system
10/11/1988US4777571 Christmas tree lighting utilizing fiber optics
10/11/1988US4777567 Optical inspection apparatus
10/11/1988US4776120 Dial illuminator
10/11/1988CA1243005A1 Light diffusing device
10/06/1988WO1988007560A1 Vehicle guidance and proximity warning system
10/04/1988US4775222 Light diffusing device
09/1988
09/28/1988CN88100217A Lighting apparatus and method
09/27/1988US4774104 Irradiation device, arrangement for and method of cladding a filamentary body
09/27/1988US4773723 Heat sink structure for a fiber optic light source
09/22/1988DE3706943A1 Illuminating device for a hand-held dental instrument
09/21/1988EP0283014A2 Flat fluorescent lamp for liquid crystal display
09/21/1988EP0181896B1 Liquid outlet adapted to provide lighting effects and/or for illumination
09/20/1988US4772097 Light controlling sheet
09/13/1988US4770484 Light radiator
09/07/1988WO1988006697A1 Fiber optic system for boats
09/06/1988US4768300 Illuminated information display