Patents for H05B 33 - Electroluminescent light sources (53,055)
06/1993
06/30/1993EP0548366A1 Organic electroluminescent element
06/30/1993EP0548111A1 Semiconductor laser diode controller and laser diode biasing control method.
06/29/1993US5223305 Forming dielectric film on semiconductor substrate; applicable to electroluminesce device
06/22/1993US5221751 Used in optical recording media
06/16/1993CN1073314A Laminated optimiging new type film electroluminescence device
06/15/1993US5220183 Thin film EL panel with opaque electrode
06/09/1993EP0544795A1 Semiconductive copolymers for use in luminescent devices
06/09/1993EP0544771A1 Patterning of semiconductive polymers.
06/09/1993CN2135891Y Steel board electroluminescence body
06/09/1993CN1021189C Electroluminescent light plate and mgf. method thereof
06/01/1993US5216331 Organic electroluminescence element and light emitting device employing the element
05/1993
05/26/1993CN2134767Y A.c powder electroluminescence screen
05/25/1993US5213880 Radiaition transparent conductive layer of indium tin oxide and a curable phosphazine
05/11/1993US5210430 Electric field light-emitting device
04/1993
04/29/1993WO1993008670A1 An a.c. power supply controller
04/27/1993US5206749 Liquid crystal display having essentially single crystal transistors pixels and driving circuits
04/27/1993CA1316686C Electroluminescent composition and electroluminescent device therewith
04/21/1993EP0537864A2 Color display apparatus
04/21/1993EP0537529A1 Electroluminescent display panel
04/20/1993US5204428 Copolymer and method of producing the same
04/15/1993WO1993007733A1 Drive circuit for electroluminescent panels and the like
04/15/1993WO1993006899A1 Lighted ball
04/11/1993CA2067429A1 Neon tube support having molded spring and method of making the support
04/07/1993EP0535885A2 Driver circuit for a display device and method of driving such device
04/06/1993US5200668 Having inorganic and organic compound thin film layers between electrodes
04/06/1993US5200277 Electroluminescent device
04/01/1993WO1993006189A1 Organic electroluminescent element
03/1993
03/31/1993EP0534510A1 Improved blue emitting internal junction organic electroluminescent device
03/30/1993US5198721 Electroluminescent cell using a ZnS host including molecules of a ternary europium tetrafluoride compound
03/24/1993EP0532798A1 An electroluminescent element
03/17/1993EP0531298A1 Electrochromic, electroluminescent and electrochemiluminescent displays
03/16/1993US5194777 Radiation transparent electrodes, dielectric layers, emitters and silicon oxy nitride oxide
03/16/1993US5194290 Method of making a single layer multi-color luminescent display
03/16/1993US5194027 Solid seal for thin film electroluminescent display panels
03/16/1993CA1314586C Electroluminescent lamp and method for producing the same
03/16/1993CA1314527C Electroluminescent dome light for a convertible automobile
03/04/1993WO1993004568A1 Electroluminescent display
03/04/1993DE4129059A1 Light emitting diode circuit including energy storage capacitor - charges capacitor during half-cycles from AC supply, and discharges through diodes of opposite polarity
03/02/1993US5191321 Single cell bimos electroluminescent display driver
03/01/1993WO1993005337A1 El lights and emergency lighting system for hazardous areas
03/01/1993CA2102437A1 El lights and emergency lighting system for hazardous areas
02/1993
02/25/1993DE4226593A1 Elektrolumineszenz- (el) - anzeigetafel und verfahren zu deren herstellung Electroluminescence (el) - scoreboard and process for their production
02/25/1993DE4127656A1 Elektrolumineszenz-anzeige Electroluminescent display
02/23/1993US5189549 Electrochromic, electroluminescent and electrochemiluminescent displays
02/23/1993US5189405 Thin film electroluminescent panel
02/23/1993US5188901 Electroluminescent panel having a fluoroesin layer
02/09/1993US5185208 Functional devices comprising a charge transfer complex layer
02/09/1993US5185181 Process for preparing an electroluminescent thin film
02/09/1993US5184969 Electroluminescent lamp and method for producing the same
02/03/1993EP0525739A1 Improved blue emitting internal junction organic electroluminescent device (I)
01/1993
01/26/1993US5182491 Strontium sulfide
01/21/1993WO1993001570A1 A flashing led lamp assembly
01/21/1993WO1993001252A1 Organic electroluminescent element
01/07/1993WO1993000695A1 Electroluminescent lamp
01/07/1993WO1992013363A3 Light emitting diode bars and arrays and method of making same
12/1992
12/29/1992US5175528 Double oscillator battery powered flashing superluminescent light emitting diode safety warning light
12/23/1992WO1992022911A1 Processible forms of electrically conductive polyaniline and conductive products formed therefrom
12/15/1992US5172032 Method of and apparatus for the energization of electroluminescent lamps
12/15/1992CA1311517C Electroluminescent lamp devices using monolayers of electroluminescent materials
12/10/1992DE4217960A1 Electroluminescent display panel connection system - has matrix of electrodes defining display points that are coupled to connecting field to provide voltages for different colours
12/09/1992EP0517542A1 Organic electroluminescence devices
12/04/1992CA2070081A1 Electroluminescent device
12/02/1992EP0516409A2 Tetravinylpyrazine compound, method for preparing same and electroluminescent element and non-linear optical material using same
12/02/1992EP0516398A2 Method and apparatus for controlling the emission spectrum of a light emitting diode
12/01/1992CA2068109A1 Interlocked common area energy control with egress delay
11/1992
11/25/1992EP0515174A1 Tfel edge emitter module with hermetically-sealed and refractive index-matched solid covering over light-emitting face
11/24/1992CA2069201A1 Tfel edge emitter module with hermetically-sealed and refractive index-matched solid covering over light-emitting face
11/18/1992CN1019162B Transparent electro-conductive film
11/17/1992US5164799 Thin-film electroluminescent device having a dual dielectric structure
11/17/1992US5164225 Electroluminescence
11/11/1992EP0512812A1 TFEL edge emitter structure with light emitting face at angle greater than ninety degrees to substrate street
11/11/1992EP0512541A2 Semiconductor laser control apparatus for confirming the service life of semiconductor laser by detecting current increase of the semiconductor laser from initial state thereof
11/10/1992CA2068280A1 Tfel edge emitter structure with light emitting face at angle greater than ninety degrees to substrate street
11/04/1992EP0511783A2 Facsimile machine using thin film electroluminscent device for spot scanning
11/04/1992EP0511591A2 Power supply circuit for driving a light emitting element
10/1992
10/30/1992CA2067407A1 Facsimile machine using thin film electroluminescent device for spot scanning
10/29/1992WO1992019084A1 Electroluminescent silicon device
10/28/1992EP0510541A1 Organic elecroluminescent device
10/27/1992CA1309453C Electroluminescent lamps and phosphors
10/20/1992US5156924 Multi-color electroluminescent panel
10/20/1992US5156885 Method for encapsulating electroluminescent phosphor particles
10/14/1992EP0508562A1 Organic electroluminescence element
10/14/1992EP0508337A2 Inverter circuit for a capacitive light source
10/07/1992EP0507447A2 High luminance and contrast flat display panel
10/06/1992US5153073 Pyrenyl amine compound
10/06/1992CA1308434C Infra-red emitting electroluminescent lamp structure
09/1992
09/30/1992EP0505575A1 Heat-resistant moisture-proof film
09/29/1992US5151678 Safety belt
09/29/1992US5151629 Blue emitting internal junction organic electroluminescent device (I)
09/22/1992US5150006 Blue emitting internal junction organic electroluminescent device (II)
09/22/1992US5149190 Portable safety device
09/15/1992US5147683 Reduced pressure vapor deposition of a luminescent layer on a substrate by diffusion of source gas through screen
09/09/1992EP0502202A1 Organic electroluminescent element
09/08/1992US5146213 Electroluminescent display with memory effect and half-tones
09/06/1992CA2062278A1 Electroluminescent device
09/02/1992EP0500649A1 Battery-powered flashing superluminescent light emitting diode safety warning light
09/01/1992US5144203 Circuit for driving an electric field luminous lamp
08/1992
08/28/1992WO1992016023A1 Visible light emitting diodes fabricated from soluble semiconducting polymers
08/26/1992EP0500382A2 Moisture proof thin film electroluminescent panel
08/25/1992US5142343 Organic electroluminescence device with oligomers