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| Number | Title | Issue Date |
| 8018148 | Light-emissive device having co-evaporated cathode A light-emissive device comprising: a light-emissive region (12); a first electrode (10) located on a viewing side of the light-emissive region for injecting charge carriers of a first type: and a second-electrode (11) located on a non-viewing s... | 09/13/2011 |
| 7786474 | Organic light-emitting device and method of fabricating the same An organic light-emitting device, comprising: a substrate; a first conductive layer formed over the substrate; at least one layer of a light-emissive organic material formed over the first conductive layer; a barrier layer formed over the at least one organic layer ... | 08/31/2010 |
| 7687287 | Method for fabricating a polymer L.E.D. A light-emissive device is prepared by depositing a polymer layer on a substrate. The deposition process utilizes a formulation comprising a conjugated polymer dissolved in a solvent, the solvent including a trialkyl-substituted aromatic hydrocarbon wherein at least... | 03/30/2010 |
| 7514866 | Flexible substrates for organic devices A transparent or substantially transparent formable and/or flexible component for use as an outer protective element in an electronic or opto electronic device including at least one electrically active organic layer, which component is a composite structure compris... | 04/07/2009 |
| 7474288 | Display driver circuits for organic light emitting diode displays with skipping of blank lines, method of reducing power consumption of a display, processor control code to implement the method, and carrier for the control code Display driver circuits are described for driving organic light-emitting diode displays, particularly passive matrix displays, with greater efficiency. Display driver circuitry includes a frame memory interface for reading data from a frame memory for presentation o... | 01/06/2009 |
| 7456812 | Display driver circuits Display driver circuitry for electro-optic displays, in particular active matrix displays using organic light emitting diodes. The circuitry includes a driver to drive an electro-optic element in accordance with a drive voltage, a photosensitive device optically cou... | 11/25/2008 |
| 7365141 | Polymers for use in optical devices Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 04/29/2008 |
| 7351788 | Polymer containing substituted triphenylamine units A method for making a polymer containing a first repeat unit having formula: —Ar—N(R)—Ar(N(R′)—Ar)x— which may be substituted or unsubstituted where x or 0 or 1; each Ar is the same or different and independently is a substituted or unsubstitu... | 04/01/2008 |
| 7348428 | Triarylamine containing monomers for optoelectronic devices Monomers having the formula X1—Ar1-[triarylamine]—Ar2-X2 wherein the triarylamine unit comprises at least one nitrogen atom in the backbone of the monomer and at least three substituted or unsubstituted aryl or heteroa... | 03/25/2008 |
| 7326653 | Method of preparation of organic optoelectronic and electronic devices and devices thereby obtained A method for preparing an organic electronic or optoelectronic device is described. The method comprises depositing a layer of fluorinated polymer on a substrate, patterning the layer of fluorinated polymer to form a relief pattern and depositing from solution a lay... | 02/05/2008 |
| 7279524 | Method for doping a polymer A method for forming a conjugated polymer which is doped by a dopant includes the steps of (a) adding a doping agent comprising a dopant moiety to a solution containing the conjugated polymer or a precursor thereof and, optionally, a second polymer, the dopant moiet... | 10/09/2007 |
| 7271533 | Multi-step organic light-emissive devices A light-emissive device including first and second electrodes, and a light-emissive layer located between the electrodes and containing organic light-emissive material including a plurality of particles spaced from each other by the light-emissive material, at least... | 09/18/2007 |
| 7255939 | Organic light-emitting devices An organic light-emitting device comprising a light-emissive organic layer interposed between first and second electrodes for injecting charge carriers into the light-emissive organic layer, at least one of said first and second electrodes comprising a plurality of ... | 08/14/2007 |
| 7239309 | Display drivers Display driver circuitry for electro-optic displays, in particular active matrix displays using organic light emitting diodes. The circuitry includes a driver to drive an electro-optic display element in accordance with a drive voltage, a photosensitive device optic... | 07/03/2007 |
| 7227180 | Electroluminescent devices An electroluminescent device comprising: a first charge carrier injecting layer for injecting positive charge carriers; a second charge carrier injecting layer for injecting negative charge carriers; and a light-emissive layer located between the charge carrier inje... | 06/05/2007 |
| 7173103 | Modified Suzuki-method for polymerization of aromatic monomers A process for preparing high molecular weight polymers or copolymers by Suzuki coupling. The catalyst used in the process comprises a source of palladium and a source of a phosphine characterized in that at least one substituent on the phosphine is an ortho substitu... | 02/06/2007 |
| 7151341 | Electroluminescent devices with electrode protection An electroluminescent device which has an anode (4) and a cathode (10) and arranged between the anode (4) and the cathode (10) a light emissive layer (8). Also included between the light emissive layer and the anode is a dielectric... | 12/19/2006 |
| 7141818 | Optical device An optical device comprising an anode, a cathode, an organic semiconducting material between the anode and the cathode, and an electron transport layer between the cathode and the organic semiconducting material wherein the organic semiconducting material comprises ... | 11/28/2006 |
| 7125952 | (Partially) conjugated polymer process for its preparation and use in electroluminescent devices A polymer for use in an optical device comprising one or more regions, where each region comprises (i) a first structural unit having general formula I: where m=1 or 2 and which contains at least one substituent se... | 10/24/2006 |
| 7116308 | Backlit displays A display device comprising: a light switching unit comprising an array of pixels each operable to vary the transmission of light therethrough; and a backlight comprising a first series of regions of organic light-emissive material having a first emission color and ... | 10/03/2006 |
| 7091516 | Optoelectronic devices An optoelectronic device comprising a photoresponsive region located between first and second electrodes such that charge carriers can move between the photoresponsive region and the first and second electrodes, the photoresponsive region comprising: a stack of alte... | 08/15/2006 |
| 7078251 | Electroluminescent devices An electroluminescent device comprising: a first charge carrier injecting layer for injecting positive charge carriers; a second charge carrier injecting layer for injecting negative charge carriers; and a light-emissive layer located between the charge carrier inje... | 07/18/2006 |
| 7071612 | Opto-electrical devices An opto-electrical device comprising an anode electrode, a cathode electrode, and an opto-electrically active region located between the electrodes, the cathode electrode including a first layer comprising a material having a work function below 3.5 eV, a second lay... | 07/04/2006 |
| 7049010 | Polymeric materials for electroluminescent devices Provided is a conjugated poly(1,4-arylene vinylene) compound comprising an arylene unit having adjacent substituents, said substituents being oriented such as to affect the electronic structure of the compound sufficiently to cause a blue-shift in the photoluminesce... | 05/23/2006 |
| 7023012 | Formulation for depositing a conjugated polymer layer A formulation for depositing a polymer layer in the production of a light-emissive device, the formulation including a conjugated polymer dissolved in a solvent, the solvent including a trialkyl-substituted aromatic hydrocarbon, at least two of the alkyl substituent... | 04/04/2006 |
| 7008999 | Method for doping a polymer A method for forming a conjugated polymer which is doped by a dopant includes the steps of (a) adding a doping agent comprising a dopant moiety to a solution containing the conjugated polymer or a precursor thereof and, optionally, a second polymer, the dopant moiet... | 03/07/2006 |
| 7005484 | Polymerization method A method for making a polymer or oligomer comprising the steps of making a first monomer comprising a substituted aromatic or heteroaromatic group by providing an aromatic or heteroaromatic group substituted with first and second director groups, performing metalisa... | 02/28/2006 |
| 7005196 | Organic light-emitting devices An organic light-emitting device comprising a light-emissive organic layer (8) interposed between first (4) and second (12) electrodes for injecting charge carriers into the light-emissive organic layer (8), at least one of said first and... | 02/28/2006 |
| 6998181 | Polymer and uses thereof A polymer including a region having a conjugated backbone capable of transporting negative charge carriers, which region includes a plurality of repeat units each including a core group which includes an [Ar′] group substituted with at least one pendant group X an... | 02/14/2006 |
| 6994906 | Flexible substrates for organic devices A transparent or substantially transparent formable and/or flexible component for use as an outer protective element in an electronic or opto electronic device including at least one electrically active organic layer, which component is a composite structure compris... | 02/07/2006 |
| 6992438 | Opto-electrical devices An opto-electrical device comprising an anode electrode, a cathode electrode, and an opto-electrically active region located between the electrodes, the cathode electrode including a first layer comprising a compound of a group 1 metal, group 2 metal, or a transitio... | 01/31/2006 |
| 6960877 | Organic light-emitting devices including specific barrier layers An organic light-emitting device comprising a layer of light-emissive organic material interposed between a first electrode and a second electrode, at least one of the first and second electrodes comprising one or more electrode layers on the layer of light-emissive... | 11/01/2005 |
| 6949291 | Twisted polymers, uses thereof and processes for the preparation of statistical copolymers The invention relates to optical devices comprising a substrate and at least one semiconductive polymer supported by said substrate, wherein said semiconductive polymer is a copolymer in which one of the repeat units is a group of formula (I) or a homopolymer in whi... | 09/27/2005 |
| 6919415 | Polymers for use in optical devices Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 07/19/2005 |
| 6897473 | Electroluminescent devices An electroluminescent device comprising: a first charge carrier injecting layer for injecting positive charge carriers; a second charge carrier injecting layer for injecting negative charge carriers; and a light-emissive layer located between the charge carrier inje... | 05/24/2005 |
| 6891325 | Method of producing an organic light-emissive device The use of a mixture comprising reactive oxygen species and reactive fluorine and/or chlorine species in the production of an organic light-emissive device, comprising an organic light emissive region provided between two electrodes such that charge carriers can mov... | 05/10/2005 |
| 6887973 | Electro-luminescent polymers, their preparation and uses An organic polymer comprising a conjugated backbone for transporting negative charge carriers and having a first band gap and at least one side unit pendent from the backbone for transporting positive charge carriers and having a second band gap, wherein the structu... | 05/03/2005 |
| 6881598 | Organic light-emitting device and method of fabricating the same An organic light-emitting device, comprising: a substrate; a first conductive layer formed over the substrate; at least one layer of a light-emissive organic material formed over the first conductive layer; a barrier layer formed over the at least one organic layer ... | 04/19/2005 |
| 6878297 | Method of producing organic light-emissive devices A method for forming a patterned layer of a light-emissive material on a substrate, comprising the steps of providing a holed layer on the surface of the substrate, the holed layer being permanently attached to the substrate and defining a plurality of holes through... | 04/12/2005 |
| 6878312 | Composition, film manufacturing method, as well as functional device and manufacturing method therefore A composition, which can be used in an ink jet printing method, can use either a non-polar or a weakly polar material as a functional material, prevents clogging at dispensing time, achieves stable dispensing, and prevents precipitation of content matter during disp... | 04/12/2005 |
