Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 33 - Electroluminescent light sources
Patents for H05B 33 - Electroluminescent light sources (53,055)
08/1998
08/04/1998US5789860 Dielectric thin film composition and thin-film EL device using same
08/04/1998US5788882 Doped amorphous and crystalline alkaline earth gallates as electroluminescent materials
07/1998
07/30/1998WO1998033359A1 Doped amorphous and crystalline alkaline earth gallates as electroluminescent materials
07/30/1998WO1998033165A1 Active matrix electroluminescent display device and a driving method thereof
07/30/1998CA2278545A1 Doped amorphous and crystalline alkaline earth gallates as electroluminescent materials
07/29/1998EP0855848A2 Organic electroluminescent devices
07/29/1998CN1189082A Electrogenerated luminous wire
07/28/1998US5786796 Image desplay device
07/28/1998US5786664 Double-sided electroluminescent device
07/22/1998EP0854024A2 Thin-film fabrication method and apparatus
07/22/1998CN1188368A Self-luminous image display device
07/22/1998CN1188298A Plane display
07/21/1998US5783909 Maintaining LED luminous intensity
07/21/1998US5783292 A flat displaying comprising a pair of electrodes sandwiched with an emission layer containing organic particles dispersed in inorganic compound or alternating organic and inorganic layers; heat resistance, nondegradation
07/16/1998WO1998031057A1 Thin-layered electroluminescent display device with alternating excitation and method for producing same
07/16/1998DE19742840A1 Overcurrent protection system e.g. for light-emitting diode (LED) for optical communications
07/15/1998EP0853113A1 E1 Element using polythiophene
07/15/1998EP0695450B1 Three terminal inverter for electroluminescent lamps
07/14/1998US5780975 Low cost inverter with both discrete and integrated power switches
07/14/1998US5780966 Luminescent layer is made of cerium doped calcium thiogallate, used for displaying
07/14/1998US5780965 Three dimensional electroluminescent display
07/14/1998US5780174 Having improved monochromatic light directivity and intensity
07/14/1998US5779937 Carrier transporting layer containing a chelate compound
07/14/1998US5779346 Electroluminescent device with a secure contact
07/14/1998CA2093959C Quasi-resonant diode drive current source
07/09/1998WO1998030071A1 Organic electroluminescent elements
07/09/1998WO1998030070A1 Driver circuit and method of operating the same
07/09/1998WO1998030069A1 Elastomeric electroluminescent lamp
07/09/1998WO1998007136A3 Electroluminescent lamp designs
07/08/1998EP0852069A1 Electron-conducting layer in organic, electroluminescent arrangements
07/07/1998US5776623 Transparent electron-injecting electrode for use in an electroluminescent device
07/07/1998US5776622 Corrosion resistance
07/02/1998WO1998028947A1 Light emitting articles with light reflecting structures
07/02/1998WO1998028946A1 Multicolor display devices
07/02/1998WO1998028767A1 An organic light emitting device containing a protection layer
07/02/1998WO1998028296A1 Pyrazol-based organic electroluminescent compounds and their use in electroluminescent devices
07/02/1998WO1998021758A3 Electroluminescent device made of organic material
07/02/1998CA2275631A1 Multicolor display devices
07/02/1998CA2275542A1 An organic light emitting device containing a protection layer
07/02/1998CA2275514A1 Light emitting articles with light reflecting structures
07/01/1998EP0851715A1 Organic electroluminescent devices and luminescent display employing such organic electroluminescent devices
07/01/1998EP0851714A2 Donor film for organic thin film of organic electroluminescence device, and method for manufacturing organic electroluminescence device using the same
07/01/1998EP0851713A2 Light-emitting elements, display unit using light-emitting elements and light-emitting element production method
07/01/1998EP0851017A1 Electroluminescent materials with polymers of electroluminescent polystyrene derivates
06/1998
06/30/1998US5774352 Power circuit for driving a capacitive load
06/30/1998US5773931 Organic electroluminescent device and method of making same
06/30/1998US5773929 Organic EL device with dual doping layers
06/30/1998US5773130 Multi-color organic electroluminescent device
06/30/1998US5773085 Method of manufacturing ternary compound thin films
06/30/1998US5771562 Passivation of organic devices
06/24/1998EP0849979A2 Organic electroluminescent color display
06/24/1998EP0849814A2 Electroluminescence device
06/24/1998EP0849721A2 Self-emission type image display device
06/24/1998EP0848739A1 Polymers containing triarylamine units for use as electroluminescent materials
06/23/1998US5770923 Power supply for an electroluminescent panel or the like
06/23/1998US5770920 Electroluminescent lamp having a terpolymer binder
06/18/1998WO1998026402A1 Flexible, luminous selectively illuminable phosphor device
06/17/1998EP0848579A2 Material for organoelectroluminescence device and organelectroluminescence device using the material
06/16/1998US5767624 Containing charge transporting polymer with immobilized ionized salt
06/16/1998US5767622 Electroluminescent system
06/16/1998US5766779 Electron transporting materials for organic electroluminescent devices
06/16/1998US5765940 LED-illuminated stop/tail lamp assembly
06/10/1998EP0847228A2 Material for organoelectroluminescence device and use thereof
06/10/1998EP0847094A2 Organic light emitting element and producing method thereof
06/10/1998EP0737411B1 Light source intensity control device
06/09/1998US5763636 Polymers containing spiro atoms and methods of using the same as electroluminescence materials
06/09/1998US5763539 Reacting precursor monomer with base in specified solvent, forming soluble polymer and salt by-product
06/09/1998US5763111 Group ii-vi compound semiconductor, rare earth element, halogen; for backlighting automobile instrument panels
06/09/1998US5763110 Electroluminescent devices comprising polynuclear arylamines
06/04/1998WO1998024273A1 Organic el element and method of producing the same
06/04/1998WO1998024272A1 Organic el element
06/04/1998WO1998024271A1 Method of producing organic el elements, organic el elements and organic el display device
06/03/1998EP0845925A2 Organic electroluminescent light emitting device
06/03/1998EP0845924A2 Organic electroluminescent device
06/03/1998EP0845770A1 Organic electroluminescence display apparatus
06/03/1998CN1183454A Luminescent compound for electroluminescence display device
06/02/1998US5759709 Polymeric fluorescent substance and organic electroluminescence device
06/02/1998US5759444 Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted
05/1998
05/27/1998EP0843953A1 Electroluminescent lamp using multilayer optical film
05/27/1998EP0573549B1 Method of fabricating visible light emitting diodes from soluble semiconducting polymers
05/26/1998US5757445 Single crystal silicon tiles for display panels
05/26/1998US5757139 Driving circuit for stacked organic light emitting devices
05/26/1998US5757128 Addressable electroluminescent display panel having a substantially continuous footprint
05/26/1998US5757127 Transparent thin-film EL display apparatus with ambient light adaptation means
05/26/1998US5757126 Organic light emitting diodes
05/26/1998US5757125 Electroluminescent lamp with lead attachment isolation structure, and rotary abrasion method of manufacture thereof
05/26/1998US5757026 Multicolor organic light emitting devices
05/26/1998US5756224 Organic electroluminescent component
05/26/1998US5756147 Phosphor layer between electrodes
05/22/1998WO1998021918A1 Reduced current consumption circuit for led devices
05/22/1998WO1998021917A1 Lamp
05/22/1998WO1998021758A2 Electroluminescent device made of organic material
05/22/1998WO1998021755A2 Patterns of electrically conducting polymers and their application as electrodes or electrical contacts
05/22/1998CA2240264A1 Reduced current consumption circuit for led devices
05/20/1998EP0843504A2 Organic electroluminescent device driving method, organic electroluminescent apparatus and display device
05/20/1998EP0842592A1 Organic electroluminescent device
05/20/1998CN1182524A Organic electroluminescence apparatus
05/20/1998CN1182343A 电致发光光源 Electroluminescent light
05/20/1998CN1182256A Display apparatus
05/19/1998US5754064 Driver/control circuit for a electro-luminescent element
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