| Patents for F21K 99 - Subject matter not provided for in other groups of this subclass (8,833) |
|---|
| 04/04/1995 | US5404282 Multiple light emitting diode module |
| 04/04/1995 | US5404277 Apparatus for backlighting LCD |
| 03/22/1995 | EP0644373A2 Electrical apparatus |
| 03/21/1995 | US5400229 Receptacle apparatus for light emitting diodes |
| 01/19/1995 | DE4321823A1 Illumination unit for illuminated signs |
| 01/05/1995 | DE4320811A1 Luminaire insert, in particular for lamps in model making |
| 12/20/1994 | US5375044 Multipurpose optical display for articulating surfaces |
| 10/18/1994 | US5357409 Illuminated safety helmet |
| 08/17/1994 | EP0610239A1 El lights and emergency lighting system for hazardous areas |
| 08/09/1994 | US5336345 Process for manufacturing an elongated electroluminescent light strip |
| 06/28/1994 | US5325271 Marker lamp with LED array and prismatic diffuser |
| 06/08/1994 | EP0600158A1 Light transmission apparatus for electro-optically coupling to a display panel for an electronic instrument |
| 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 | US5303133 Miniature electrical lighting device |
| 12/07/1993 | US5268823 Light transmission apparatus for electro-optically coupling to a display panel for an electronic instrument |
| 11/30/1993 | CA2070044A1 Tamper-resistant fixture for self-luminous radioactive light |
| 11/24/1993 | EP0570987A1 Bicycle rear light |
| 10/26/1993 | US5257173 Light irradiating apparatus having light emitting diode used as light source |
| 10/12/1993 | US5253150 Warning light |
| 09/23/1993 | DE4307570A1 Semiconductor laser source emitting beam with circular cross-section - produces beam using cylindrical rod lens at right angles to axis of elliptical beam emerging from diode chip |
| 08/17/1993 | US5237490 Solar power-operated, construction work warning lamp with focusing device for intensifying the intensity of light |
| 07/01/1993 | DE4141980A1 High power light emitting diode e.g. for replacing incandescent lamp - has active diode moulded into transparent body together with connections to outer contact points |
| 06/24/1993 | DE4142310A1 Self-igniting sparkler firework - has head of match ignition material ignitable directly on matchbox transmitting heat to sparkler combustion material |
| 05/18/1993 | USRE34254 Surface mounted LED package |
| 04/29/1993 | DE4234160A1 LED light source esp. for replacing lamps on vehicle dashboard - has array of e.g. four diodes recessed into special carrier and connected electrically in series for local illumination |
| 03/01/1993 | WO1993005337A1 El lights and emergency lighting system for hazardous areas |
| 03/01/1993 | CA2102437A1 El lights and emergency lighting system for hazardous areas |
| 11/10/1992 | US5162696 Flexible incasements for LED display panels |
| 11/10/1992 | US5161879 Flashlight for covert applications |
| 11/03/1992 | US5160201 Panel illuminating display module |
| 11/03/1992 | US5160200 Wedge-base LED bulb housing |
| 10/13/1992 | US5155669 Light emitting apparatus |
| 09/01/1992 | US5143442 Portable projection device |
| 09/01/1992 | US5143439 High efficiency novelty flasher assembly |
| 08/04/1992 | US5136488 Multi-directional miniature switch indicator light |
| 07/07/1992 | US5128843 Multipurpose optical display for articulating surfaces |
| 06/30/1992 | US5126929 LED holder with lens |
| 06/16/1992 | US5122939 Safety lighting and reflector system |
| 05/26/1992 | US5116229 Light unit terminals maintained in bent condition |
| 01/21/1992 | US5083192 Cluster mount for high intensity leds |
| 11/19/1991 | US5066889 Sealed led lamp housing |
| 11/13/1991 | EP0456343A1 Cluster mount for high-intensity LED's |
| 08/08/1991 | DE4003539A1 Blue lamp with LED-shaped compact filament bulb - has greater thickness of coloured surround over domed end of ellipsoid with thinner material around base |
| 07/30/1991 | US5036248 Light emitting diode clusters for display signs |
| 05/21/1991 | US5018055 Bendable and deformable lamp string combination |
| 05/21/1991 | US5017833 Pilot light assembly |
| 05/08/1991 | EP0426397A1 Asymmetrical reflector for LED |
| 04/09/1991 | US5006971 Light-weight |
| 02/05/1991 | US4990804 Remote |
| 01/09/1991 | EP0407001A2 A sealed led lamp housing |
| 10/30/1990 | US4967330 LED lamp with open encasement |
| 10/24/1990 | CN2064471U Dual-purposed devices |
| 10/23/1990 | US4965457 Removable panel illuminating module |
| 10/16/1990 | US4964025 Nonimaging light source |
| 10/03/1990 | EP0390479A2 Light emitting diode clusters for display signs |
| 09/12/1990 | EP0386167A1 Pilot light assembly |
| 09/11/1990 | CA1273983A1 Tritium light |
| 07/03/1990 | US4939426 Light emitting diode array |
| 06/19/1990 | US4935632 Beta rays from immobilized tritium to activate light source |
| 05/17/1990 | WO1990005268A1 A portable illumination device |
| 05/08/1990 | US4924358 Safety-sparkler wand w/chemiluminescent or electric-light illumination |
| 05/08/1990 | CA2002084A1 Portable illumination device |
| 10/19/1989 | WO1989009910A1 Pilot light assembly |
| 09/26/1989 | CA1261040A1 Decorative display apparatus |
| 04/19/1989 | CN2036235U Lighting device using sunlight |
| 03/14/1989 | US4812957 Optical system for uniform illumination of a plane surface |
| 03/14/1989 | US4812952 Self-illuminating floral device |
| 02/07/1989 | US4803599 Mounting bar structure for electrical signalling and indicating devices |
| 01/12/1989 | DE3824972A1 Illumination of christmas trees, decorations and artwork |
| 12/27/1988 | US4794503 Lamp having improved image resolution |
| 12/13/1988 | US4791536 Sound responsive lighted earrings |
| 11/29/1988 | US4788437 Tritium light |
| 11/08/1988 | US4783726 Modular light device |
| 08/30/1988 | US4768136 For aircraft landings under law light conditions |
| 08/02/1988 | US4761720 Illuminated tape |
| 04/12/1988 | US4737764 Modular floor covering units with built-in lighting |
| 03/29/1988 | US4733488 Decorative display apparatus |
| 01/21/1988 | DE3722578A1 Electrical lamp unit for traffic lights or other similar light signal devices |
| 01/12/1988 | US4719544 Electronic jewelry |
| 11/04/1987 | EP0243474A1 Solar-powered illuminated reflector |
| 08/04/1987 | US4684940 Fastening device of electroluminescent diodes on a sealed display table |
| 06/02/1987 | CA1222541A1 Self-luminous light source |
| 05/27/1987 | EP0222793A1 Variable spot size illuminator with constant convergence angle |
| 05/26/1987 | US4668120 Solar-powered illuminated reflector |
| 05/26/1987 | US4667481 Method of and apparatus for emitting light in ice |
| 05/20/1987 | EP0221912A1 A device for use with an illuminated surface, preferably an electric sign |
| 05/19/1987 | US4667277 Indicator lamp assembly |
| 04/23/1987 | WO1987002400A1 Solar-powered illuminated reflector |
| 12/09/1986 | US4628419 Signal lamp |
| 12/09/1986 | US4628416 Variable spot size illuminator with constant convergence angle |
| 11/26/1986 | EP0202632A2 Fixture for producing lighting effects in discothèques |
| 11/20/1986 | WO1986006817A1 Variable spot size illuminator with constant convergence angle |
| 10/08/1986 | CN85102745A Laser ultrahigh power luminary |
| 09/12/1986 | WO1986005256A1 A device for use with an illuminated surface, preferably an electric sign |
| 08/12/1986 | US4605882 Electronic jewelry simulating natural flickering light |
| 05/28/1986 | EP0181890A1 A low-light miniature flash light |
| 12/05/1985 | WO1985005432A1 A low-light miniature flash light |
| 11/26/1985 | US4555749 LED Circuit board indicator housing and tie-bar assembly |
| 10/15/1985 | US4547701 IR Light for use with night vision goggles |
| 10/08/1985 | US4546417 Self-luminous light source |