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| Number | Title | Issue Date |
| 7399991 | Organic light emitting device and display device using the same An organic compound film is composed of a hole transporting region, a first mixed region, a light emitting region, a second mixed region, and an electron transporting region that are connected to one another. With the organic compound film thus structured, the blue ... | 07/15/2008 |
| 7354661 | Electroluminescent devices An electroluminescent device has, as the electroluminescent layer, a metal compound selected from organic complexes of non rare earth metals. ... | 04/08/2008 |
| 7348070 | Organic electroluminescent device An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer, wherein the light emitting layer contains a phosp... | 03/25/2008 |
| 7329898 | Transition metal complex and light-emitting device A light-emitting device comprising a pair of electrodes and one or more organic layers disposed between the electrodes, the one or more organic layers comprising a light-emitting layer. At least one of the organic layers comprises a transition metal complex containi... | 02/12/2008 |
| 7303824 | Electroluminescent device An electroluminescent device which has an electroluminescent layer formed of a binuclear, trinuclear or polynuclear rare earth organic complex in which the metals are linked through a bridging ligand. ... | 12/04/2007 |
| 7291405 | Organic electroluminescent device An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer, wherein the light emitting layer contains at leas... | 11/06/2007 |
| 7235311 | Electroluminescent devices incorporating mixed metal organic complexes An electroluminescent device in which there is an electroluminescent which comprises a complex of general formula (Lα)nM1M2 or of general formula (Lα)n M1M2 (Lp), wh... | 06/26/2007 |
| 7211334 | Electroluminescent materials and devices An electroluminescent material is a metal complex, preferably aluminium, of a substituted pyrazol-5-one. ... | 05/01/2007 |
| 7211336 | Organic electroluminescent device An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer, wherein the light emitting layer contains at leas... | 05/01/2007 |
| 7198859 | Materials and structures for enhancing the performance of organic light emitting devices A device is provided, having an anode, a cathode, and a first organic layer disposed between the anode and the cathode. The first organic layer produces phosphorescent emission when a voltage is applied between the anode and the cathode. An organic enhancement layer... | 04/03/2007 |
| 7060372 | Polymers having attached luminescent metal complexes and devices made with such polymers The present invention is generally directed to a polymeric metal complex comprising a polymeric material having a plurality of a first-type functional groups, wherein at least a portion of the functional groups are coordinated to at least one metal containing comple... | 06/13/2006 |
| 6984463 | Organic electroluminescent device An organic electroluminescent device is disclosed, which can obtain high luminance and high efficiency. The organic electroluminescent device includes a emission layer formed by doping a phosphorescence material on a host material expressed by the following chemical... | 01/10/2006 |
| 6703146 | Organic electroluminescent device and panel therewith A blue organic EL device with an improved EL luminescence efficiency where an energy barrier is reduced during injection of holes or electrons from an anode or cathode to facilitate charge injection; a charge transporting layer acts as a blocking layer pr... | 03/09/2004 |
| 6703179 | Transfer of organic material from a donor to form a layer in an OLED device Method and apparatus are disclosed for transferring organic material from a donor onto a substrate to form a layer of organic material on one or more OLED devices, by aligning first and second fixtures in a reduced pressure environment and positioning the... | 03/09/2004 |
| 6699597 | Method and materials for patterning of an amorphous, non-polymeric, organic matrix with electrically active material disposed therein In one method of making an organic electroluminescent device, a transfer layer is solution coated on a donor substrate. The transfer layer includes an amorphous, non-polymeric, organic matrix with a light emitting material disposed in the matrix. The tran... | 03/02/2004 |
| 6699599 | Deuterated semi-conducting organic compounds used for opto-electronic devices Organic semiconductors consisting of conjugated chromophores wherein one or more hydrogen atoms are deuterated are disclosed. Methods of preparing such organic semiconductors are described. The organic semiconducting compounds exhibit remarkably high lumi... | 03/02/2004 |
| 6695030 | Apparatus for permitting transfer of organic material from a donor web to form a layer in an OLED device Apparatus for transferring organic material from a donor web onto a substrate to form a layer of organic material on one or more OLED devices including a web of donor material; first and second fixtures and a structure for applying fluid to a chamber to c... | 02/24/2004 |
| 6696180 | Polymeric fluorescent substance, production method thereof, and polymer light-emitting device using the same Provided is a polymeric fluorescent substance containing specific repeating units at a specific ratio in main chain and having a branching polymeric chain. The substance is excellent in film-forming property without losing solubility in a solvent, and pre... | 02/24/2004 |
| 6690028 | Organic electroluminescence element display device with organic semiconductor diodes An organic semiconductor diode includes at least one hole transport layer which is arranged on an anode side and formed of an organic compound having a hole transport capability, and at least one electron transport layer which is arranged on a cathode sid... | 02/10/2004 |
| 6686067 | Deuterated semi-conducting organic compounds used for opto-electronic devices Organic semiconductors consisting of conjugated chromophores wherein one or more hydrogen atoms are deuterated are disclosed. Methods of preparing such organic semiconductors are described. The organic semiconducting compounds exhibit remarkably high lumi... | 02/03/2004 |
| 6677060 | Deuterated semi-conducting organic compounds used for opto-electronic devices Organic semiconductors consisting of conjugated chromophores wherein one or more hydrogen atoms are deuterated are disclosed. Methods of preparing such organic semiconductors are described. The organic semiconducting compounds exhibit remarkably high lumi... | 01/13/2004 |
| 6673928 | Indolizine compounds and method for the synthesis thereof Compounds represented by formula (IV): ##STR1## are provided, as well as methods for synthesizing the compounds, wherein variable R21 to R28 are as defined herein.... | 01/06/2004 |
| 6670051 | Organic electroluminescent device using hole-injectable, light-emitting material An organic EL device with high brightness and long lifetime, which is capable of driving at low voltage, is provided. As the material for constituting the organic EL device, a specific styryl amino group-containing diphenyl aminoarylene represented by the... | 12/30/2003 |
| 6670053 | Organic electroluminescent devices with high luminance Disclosed is a multilayer electroluminescent device comprising an anode, a hole transport layer (HTL), a light emitting layer (LEL), an electron transport layer (ETL), and a cathode, in that order, wherein there is located between the HTL and the LEL an i... | 12/30/2003 |
| 6660408 | Organic electroluminescent device An organic EL device which comprises an anode, a cathode and one or more than one organic thin-film layer including a light-emitting layer contains a specific diaryl compound, triaryl compound or tetraaryl compound represented by following formula (1), (2... | 12/09/2003 |
| 6656763 | Spin on polymers for organic memory devices A method of making organic memory cells made of two electrodes with a controllably conductivce media between the two electrodes is disclosed. The controllably conductive media contains an organic semiconductor layer and passive layer. The organic semicond... | 12/02/2003 |
| 6656612 | Heterocyclic compounds, materials for light emitting devices and light emitting devices using the same Disclosed is a material for a light emitting device excellent in color purity, good in light emitting characteristics and excellent in stability, which consists of a compound represented by the following general formula (I): wherein A represents a heteroc... | 12/02/2003 |
| 6652995 | Organic electroluminescence device An organic electroluminescence device contains a hole transporting polyesters represented by the following formulae (I-1) or (I-2): ##STR1## where Ar represents a substituted or unsubstituted monovalent polynulear aromatic ring having a number of aromatic... | 11/25/2003 |
| 6653778 | Fluorescent color conversion film, fluorescent color conversion filter using the conversion film, and organic light-emitting device equipped with the conversion filter A high boiling-point solvent, included in a fluorescent color conversion film, suppresses degradation in color conversion characteristic by compensating for a decrease in dielectric constant due to solidification of the matrix system. The fluorescent colo... | 11/25/2003 |
| 6652997 | Organic luminescence device An organic luminescence device is constituted by an anode and a cathode and at least one organic layer disposed between the anode and the cathode. The above-mentioned at least one organic layer includes a layer of a fused polynuclear compound represented ... | 11/25/2003 |
| 6649436 | Using organic materials in making an organic light-emitting device A method of making an organic layer from an organic material on a substrate which will form part of an organic light-emitting device, including the steps of providing a sublimable organic material in a powder form; providing a thermally conductive and non... | 11/18/2003 |
| 6649433 | Self-healing flexible photonic composites for light sources A heterogeneous blend of small electron-donor organic molecules and polymerizable monomers is flash evaporated to provide a molecular-level vapor-phase mixture, which is then condensed and cured in-line as a homogeneous liquid layer on a flexible web cont... | 11/18/2003 |
| 6645843 | Pulsed laser deposition of transparent conducting thin films on flexible substrates The invention relates to the deposition of transparent conducting thin films, such as transparent conducting oxides (TCO) such as tin doped indium oxide (ITO) and aluminum doped zinc oxide (AZO) on flexible substrates by pulsed laser deposition. The coate... | 11/11/2003 |
| 6645579 | Liquid crystal device A liquid crystal device, suitably included in e.g., an organic EL device, is formed of a pair of electrodes and a plurality of layers disposed between the electrodes and including at least one liquid crystal layer. The liquid crystal layer comprises a liq... | 11/11/2003 |
| 6641859 | Method of making an emissive layer for an organic light-emitting device A method of making an electroluminescent device having a substrate, and at least one dopant receiving layer containing a host material which when doped provides an emissive layer, includes providing at least one dopant layer having a dopant disposed over ... | 11/04/2003 |
| 6641933 | Light-emitting EL display device By repeating a purification process of a light-emitting organic compound several times, a thin film made of the light-emitting organic compound to be used in an EL display device contains ionic impurities at the concentration of 0.1 ppm or lower and has a... | 11/04/2003 |
| 6639357 | High efficiency transparent organic light emitting devices A highly transparent non-metallic cathode is disclosed that comprises a metal-doped organic electron injection layer that is in direct contact with a transparent non-metallic electron injecting cathode layer, such as indium tin oxide (ITO), wherein the me... | 10/28/2003 |
| 6636001 | Organic electronic device and nonlinear device An organic electronic device functioning as a flat EL display panel is provided by forming an organic EL element and a nonlinear device as a drive means for controlling a current supplied to the EL device on a common substrate. The nonlinear device has a ... | 10/21/2003 |
| 6633122 | Electroluminescence device with multiple laminated bodies having common materials and process for producing the same An electroluminescence device has at least three kinds of laminated bodies, in each of which an emission region is independently present in each of a hole transfer layer and an electron transfer layer. The laminated bodies include the hole transfer layers... | 10/14/2003 |
| 6630253 | Organic electroluminescence device A material for the luminescent layer of an organic EL device includes a bis-2,5-(2-benzazolyl) hydroquinone compound represented by a general formula: ##STR1## where each of R1-R8 independently represents hydrogen atom, halogen atom, hydroxy group, s... | 10/07/2003 |
