| Patents for H05B 33 - Electroluminescent light sources (53,055) |
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| 08/09/1989 | EP0327355A2 Thin film electroluminescent device |
| 08/09/1989 | EP0326615A1 Thin-film el device |
| 08/08/1989 | US4855641 Transparent electrodes of thin-film electroluminescence panel |
| 08/08/1989 | US4855190 Electroluminescent lighting elements |
| 08/08/1989 | US4855189 Electroluminescent lamps and phosphors |
| 08/03/1989 | DE3802318A1 Luminescent substrate |
| 08/03/1989 | DE3802317A1 Luminescent substrate |
| 08/01/1989 | US4853594 Gallium doped zinc oxide |
| 08/01/1989 | US4853079 Discrete transparent electrode lighted patterns |
| 07/26/1989 | CN1034295A Membrane electro luminescent device and its making method |
| 07/18/1989 | US4849674 Electroluminescent display with interlayer for improved forming |
| 07/18/1989 | US4849673 Electroluminescent devices without particle conductive coating |
| 07/12/1989 | CN1033902A Electroluminescence type lamp and its production method |
| 07/11/1989 | US4847609 Electroluminescence display panel configured for minimized power consumption |
| 07/05/1989 | EP0323218A1 Electroluminescent lamp devices using monolayers of electro-luminescent materials |
| 07/05/1989 | EP0323217A1 Infra-red emitting electro-luminescent lamp structures |
| 07/04/1989 | US4845489 Electroluminescent display drive circuitry |
| 07/04/1989 | CA1256972A1 Thin film electroluminescent device |
| 06/29/1989 | DE3742413A1 Luminous distance plugs (socket-contacts (receptacles)) for receiving luminous cables, for a luminous advertisement on a mounting (installation) board |
| 06/29/1989 | DE3742412A1 Electrically excited luminous cable |
| 06/29/1989 | DE3742411A1 Self-producing, electronically excited luminous letters and symbols made from cold-light foils as a rapid assembly and installation system |
| 06/27/1989 | CA1256591A1 Electric-electronic device including polyimide thin film |
| 06/27/1989 | CA1256541A1 Electroluminescent display panel |
| 06/20/1989 | US4841293 Process for displaying information |
| 06/14/1989 | EP0319881A2 Electroluminescence element |
| 06/13/1989 | US4839563 Pulse burst panel drive for electroluminescent displays |
| 06/13/1989 | US4839558 Integrated DC electroluminescent display system |
| 06/13/1989 | US4839557 Fill member for electroluminescent panels |
| 05/31/1989 | EP0318272A2 Electroluminescent lamps and phosphors |
| 05/23/1989 | US4832459 Backlighting for electro-optical passive displays and transflective layer useful therewith |
| 05/10/1989 | EP0178327B1 Method of manufacturing transparent electrode substrate |
| 05/09/1989 | US4829213 Flat electroluminescent screen |
| 05/03/1989 | EP0314511A2 Method of driving thin film EL panel for aging |
| 05/03/1989 | EP0314507A2 Pastes for forming a luminescent layer or insulator layer of a dispersion type electroluminescence element and a dispersion type electroluminescence element |
| 05/03/1989 | EP0313656A1 Color display device |
| 05/03/1989 | DE3736144A1 Method for fabricating a resistor for use as bias resistor for semiconductor light-emitting diodes |
| 05/02/1989 | US4827318 Silicon based light emitting devices |
| 05/02/1989 | US4826727 Phosphorescent material for electroluminescent display, comprising silver sulfide in copper sulfide coating on phosphor particles and/or elemental sulfur in dielectric binder for phosphor particles |
| 04/25/1989 | CA1253268A1 Point of purchase flat panel electroluminescent display |
| 04/06/1989 | WO1989003163A1 Dispersion type electroluminescence device |
| 04/04/1989 | US4818913 Aging method for thin-film electroluminescent display panel |
| 03/29/1989 | EP0308634A1 Power supplies for electroluminescent lamps or panels |
| 03/28/1989 | US4816717 Electroluminescent lamp having a polymer phosphor layer formed in substantially a non-crossed linked state |
| 03/21/1989 | US4814668 Electroluminescent display device |
| 03/21/1989 | US4814237 Non-alkali glass substrate |
| 03/16/1989 | EP0301039A4 Electroluminescent panel lamp and method for manufacturing. |
| 03/09/1989 | WO1989002143A1 Method of producing thin-film el device and color display device using thin-film el device |
| 03/08/1989 | EP0306296A2 Thin film electroluminescence displaying apparatus |
| 03/07/1989 | US4810937 Multicolor optical device |
| 03/07/1989 | US4810931 Fill fluid for TFEL display panels and method of filling |
| 02/28/1989 | US4808880 Display means with memory effect comprising thin electroluminescent and photoconductive films |
| 02/23/1989 | WO1989001730A1 Production of thin-film el device |
| 02/14/1989 | US4804858 Power supply circuit for a diode adapted to emit light in dependence of the prevailing surrounding light |
| 02/14/1989 | US4804558 Depositing on substrate zinc compounds, organic selenium or sulfur compounds, oxidizing using halogen gases |
| 02/14/1989 | CA1250038A1 Electroluminescent display device |
| 02/08/1989 | EP0302463A2 Electroluminescence lamp and method of use thereof |
| 02/08/1989 | CN1031001A Electroluminescence lamp |
| 02/07/1989 | US4802873 Energizing active electroluminescent components for liquid filler to cure to solid |
| 02/02/1989 | DE3824749A1 Luminescent device |
| 02/01/1989 | EP0301039A1 Electroluminescent panel lamp and method for manufacturing |
| 01/31/1989 | US4801844 Full color hybrid TFEL display screen |
| 01/11/1989 | EP0298745A2 Thin film electroluminescent device |
| 01/10/1989 | US4797651 Multicolor comparator of digital signals |
| 01/10/1989 | US4797640 Apparatus for amplitude modulating the output of a laser diode or L.E.D. |
| 01/04/1989 | EP0297644A2 Process for preparing thin films of crystalline metals or semiconductors on amorphous substrates, and thin-film electroluminescent device obtainable by means of such a process |
| 12/27/1988 | US4794302 Thin film el device and method of manufacturing the same |
| 12/21/1988 | EP0295477A2 Pulse burst panel drive for electro luminescent displays |
| 12/20/1988 | US4792723 Dispersive type electroluminescent panel and method of fabricating same |
| 12/20/1988 | US4792500 Electroluminescence element |
| 12/20/1988 | CA1247256A1 Mask for patterning electrode structures in thin film el devices |
| 12/13/1988 | US4791336 Phosphors of zinc and gallium oxides with cadmium; emits in visible and ultraviolet regions |
| 12/07/1988 | EP0293921A2 Electronic device for operating a light-emitting diode |
| 12/01/1988 | WO1988009268A1 Process for forming multicolored tfel panel |
| 11/30/1988 | EP0292957A2 Temperature stabilization of laser diodes and light emitting diodes |
| 11/23/1988 | EP0292376A1 Electroluminescent display device with a memory effect and a half-tone |
| 11/15/1988 | CA1244871A1 Led driver circuit |
| 11/01/1988 | US4782265 Electrochemical luminescent cell |
| 10/26/1988 | EP0287933A2 Safelight for silver halide lightsensitive photographic material |
| 10/25/1988 | US4780643 Semiconductor electrodes having multicolor luminescence |
| 10/25/1988 | CA1243762A1 Thin film electroluminescent display device |
| 10/19/1988 | EP0287360A2 An apparatus for driving a semiconductor laser device |
| 10/19/1988 | EP0286748A1 Electroluminescent lamps and panels |
| 10/11/1988 | US4777427 Driving device for electro-luminescence |
| 10/11/1988 | US4777402 Thin film EL display device having multiple EL layers |
| 10/11/1988 | US4777099 Multilayer-gadolinium oxide dielectric between electrodes |
| 10/05/1988 | CN87212283U Luminous diode showing lamp |
| 10/04/1988 | US4775820 Electron acceptors, electron donors, and dielectric |
| 09/28/1988 | CN87205016U Electrical field lighting device |
| 09/27/1988 | US4774435 Thin film electroluminescent device |
| 09/13/1988 | US4771184 Electronic switch apparatus |
| 09/13/1988 | US4770950 Alkaline earth metal sulfide, rare earth element, copper additive |
| 09/07/1988 | EP0281381A2 Electroluminescent device with modified thin film luminescent zone |
| 09/06/1988 | US4769292 Electroluminescent device with modified thin film luminescent zone |
| 08/30/1988 | US4767966 Electroluminescent panels |
| 08/30/1988 | US4767679 Thin film EL panel |
| 08/17/1988 | EP0278758A2 Electroluminescent device with organic luminescent medium |
| 08/17/1988 | EP0278757A2 Electroluminescent device with improved cathode |
| 08/17/1988 | EP0278253A1 Circuit for energising an electroluminescent panel |
| 08/17/1988 | EP0278194A1 Electroluminescent display device with memory effect controlled by multiple dephased sustain voltages |
| 08/11/1988 | DE3803189A1 Vacuum evaporation process employing a sublimable source material |