Patents for H05B 33 - Electroluminescent light sources (53,055)
09/1994
09/13/1994US5346752 Heat-resistant moistureproof film
09/13/1994US5346718 Providing a pair of electrical contact areas on one side of a lamp
09/08/1994DE4322509C1 Illumination device with signal effect
09/06/1994US5345146 Drive circuit for electroluminescent panels and the like
08/1994
08/30/1994US5343116 Planar fluorescent lamp having a serpentine chamber and sidewall electrodes
08/30/1994US5343050 Organic electroluminescent device with low barrier height
08/30/1994US5342477 Forming from transparent material; depositing highly conductive material; etching
08/25/1994DE4405729A1 Beleuchtungssystem Lighting system
08/24/1994EP0588906A4 Processible forms of electrically conductive polyaniline and conductive products formed therefrom
08/23/1994US5341086 Constant-current circuit for light-emitting element
08/18/1994WO1994018599A1 Electrical connector
08/18/1994CA2152188A1 Electrical connector
08/17/1994EP0611148A1 Trisarylaminobenzene derivatives, compounds for organic EL element, and organic EL element
08/17/1994EP0611040A1 Electroluminescent light strip
08/17/1994EP0610514A1 Charge injection assistant and organic electroluminescence device containing the same
08/17/1994EP0610239A1 El lights and emergency lighting system for hazardous areas
08/17/1994CN1090946A 电子电路 Electronic circuit
08/11/1994CA2112044A1 Electroluminescent light strip
08/09/1994US5337224 Electroluminescent transparency illuminator
08/09/1994US5337073 Portable radio equipment with a display back-lighting function
08/09/1994US5336978 Drive circuit for electroluminescent lamps
08/09/1994US5336965 Solar load reduction glazing unit with electroluminescent element
08/09/1994US5336546 Organic electroluminescence device
08/09/1994US5336345 Process for manufacturing an elongated electroluminescent light strip
08/02/1994US5334916 Apparatus and method for LED emission spectrum control
08/02/1994US5334826 Method and apparatus for extending and confirming the service life of semiconductor laser of bar code reader by detecting current increase corresponding to temperature of semiconductor laser
08/02/1994US5334250 Vapor deposition apparatus for using solid starting materials
07/1994
07/28/1994DE4318857C1 Driver stage for optical transmitter delivering constant current
07/26/1994US5332950 Driver circuit for long luminescence life display device and method of driving such device
07/26/1994US5332946 Electroluminescent lamp with novel edge isolation
07/21/1994DE4300819A1 Cladding element with illuminating strip
07/19/1994US5331182 Organic light emitting device and preparation and use thereof
07/19/1994US5331149 Eye tracking system having an array of photodetectors aligned respectively with an array of pixels
07/19/1994US5330866 Improved charge transporting properties, electrography, electroluminescence
07/13/1994EP0605739A1 Organic el device
07/12/1994US5328809 Forming a multilayer element from conjugated polymers with optical properties
07/12/1994US5328808 Method for manufacturing edge emission type electroluminescent device arrays
07/12/1994US5327587 Illuminated safety helmet
07/07/1994WO1994015442A1 High contrast thin film electroluminescent display
07/07/1994WO1994015441A1 Electroluminescent device comprising a chromophoric polymeric composition
07/07/1994CA2151465A1 High contrast thin film electroluminescent display
07/06/1994EP0605009A2 Phosphor and method of making same
07/05/1994US5327450 Optical semiconductor device and process of prodcuing same
07/05/1994US5327070 Power supply circuit for driving a light emitting element
06/1994
06/28/1994US5325277 Electroluminescence device and electronic printing apparatus using the same
06/28/1994US5325271 Marker lamp with LED array and prismatic diffuser
06/28/1994US5325207 Facsimile machine using thin film electroluminescent device for spot scanning
06/28/1994US5324964 Superluminescent surface light emitting device
06/28/1994US5324962 Multi-color semiconductor light emitting device
06/23/1994WO1994014299A1 Sunlight viewable thin film electroluminescent display
06/23/1994WO1994014298A1 Sunlight viewable thin film electroluminescent display having darkened metal electrodes
06/23/1994WO1994014297A1 Sunlight viewable thin film electroluminescent display having a graded layer of light absorbing dark material
06/23/1994WO1994014180A1 Electroluminescent lamp devices and their manufacture
06/23/1994WO1994014179A1 Planar fluorescent lamp having a serpentine chamber
06/23/1994CA2151468A1 Sunlight viewable thin film electroluminescent display having darkened metal electrodes
06/23/1994CA2151467A1 Sunlight viewable thin film electroluminescent display having a graded layer of light absorbing dark materials
06/23/1994CA2151466A1 Sunlight viewable thin film electroluminescent display
06/21/1994US5323305 Light emitting power supply circuit
06/14/1994US5320063 Luminous pointer
06/09/1994DE4341164A1 Verfahren zur Herstellung eines Dünnfilm-Elektrolumineszenz-Elements A method of fabricating a thin film electroluminescent element
06/08/1994EP0313656B1 Color display device
06/07/1994US5319282 Planar fluorescent and electroluminescent lamp having one or more chambers
06/01/1994CN1087436A Combination display cacklight and light sensor
05/1994
05/31/1994US5317497 Internally excited, controlled transformer saturation, inverter circuitry
05/31/1994US5317488 Insulated integral electroluminescent lighting system
05/31/1994US5317436 A slide assembly for projector with active matrix moveably mounted to housing
05/31/1994US5317238 Electromagnetic field sensitive animated ornamental display
05/31/1994US5317236 Single crystal silicon arrayed devices for display panels
05/31/1994US5317169 Organic electroluminescence device
05/26/1994WO1994011712A1 Illumination standard
05/24/1994US5314775 Electroluminescence device as charge transfer compound
05/24/1994US5314759 Phosphor layer of an electroluminescent component
05/17/1994US5313188 Battery-powered flashing superluminescent light emitting diode safety warning light
05/17/1994US5313187 Battery-powered flashing superluminescent light emitting diode safety warning light
05/17/1994US5313141 Three terminal inverter for electroluminescent lamps
05/11/1994WO1994010600A1 Single crystal silicon tiles for display panels
05/10/1994US5311035 Thin film electroluminescence element
05/03/1994US5309070 Alternating current thin film electroluminescent device, blue phosphor
05/03/1994US5309060 Electroluminescent lamp
04/1994
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
04/26/1994US5306572 EL element comprising organic thin film
04/26/1994US5306441 Method of preparing fluoroplogopite phosphor
04/19/1994US5304895 Electroluminescent display panel
04/14/1994WO1993026139A3 Low resistance, thermally stable electrode structure for electroluminescent displays
04/12/1994US5302966 Active matrix electroluminescent display and method of operation
04/12/1994US5302468 Plurality of panels having electrodes with extending portions electrically connected by anisotropic conductive adhesive layer conductive only in thickness direction
04/06/1994CN1084902A Vacuum sulfur complement method for zinc sulfate membrane
04/05/1994US5300858 Transparent electro-conductive film, and AC powder type EL panel and liquid crystal display using the same
04/05/1994US5300788 Light emitting diode bars and arrays and method of making same
04/05/1994US5300316 Evaporating metal to react with oxygen and sulfur gases; phosphors; electroluminescene, cathode ray tubes
03/1994
03/31/1994WO1994007177A1 Color filter system for display panels
03/30/1994EP0588906A1 Processible forms of electrically conductive polyaniline and conductive products formed therefrom
03/30/1994CN1084690A 场致发光器件 Electroluminescent devices
03/23/1994EP0588449A2 Electric field light-emitting device
03/17/1994WO1994006157A1 Charge injection assistant and organic electroluminescence device containing the same
03/15/1994US5294870 Organic electroluminescent multicolor image display device
03/15/1994US5294869 Organic electroluminescent multicolor image display device
03/15/1994US5294810 Organic electroluminescent device
03/08/1994US5293098 Power supply for electroluminescent lamps
03/03/1994WO1994007344A1 Organic luminescent element and its substrate