Organic Luminescent Material Containing Compositions Patents (Class 252/301.16)
  • Patent number: 9673402
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: June 6, 2017
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Anja Jatsch, Esther Breuning
  • Patent number: 9673403
    Abstract: The present specification provides a heterocyclic compound, and an organic light emitting device including: a first electrode, a second electrode, and organic material layers formed of one or more layers including a light emitting layer disposed between the first electrode and the second electrode, in which one or more layers of the organic material layers include the heterocyclic compound or a compound in which a heat-curable or photo-curable functional group is introduced into the heterocyclic compound.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: June 6, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Tae Yoon Park, Minseung Chun, Dongheon Kim, Jiyeon Ahn, Hyoung Seok Kim
  • Patent number: 9664829
    Abstract: A color filter including a substrate and a red filter pattern is provided. The red filter pattern is disposed on the substrate, wherein the red filter pattern includes a red dye and a fluorescence quencher.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: May 30, 2017
    Assignee: Au Optronics Corporation
    Inventors: Shiang-Lin Lian, Chien-Kai Chen, Ciou-Yin Chen, Chen-Hsien Liao
  • Patent number: 9644168
    Abstract: A lubricating oil composition for refrigerating machines contains a base oil and an additive in a form of a coumarin compound. When the present lubricating oil composition for refrigerating machines is used in refrigerating equipment such as an open-type automobile air-conditioner, an electric automobile air-conditioner, a gas heat pump, other air-conditioning equipment, a refrigerating machine, a vending machine, a showcase, a water-heating system and a refrigerating/heating system, it is possible to detect the leakage of a refrigerant with a long-lasting stability. Therefore, when an unsaturated chlorofluorocarbon refrigerant with a poor stability is used in the above-listed equipment, the present lubricating oil composition for refrigerating machines is significantly advantageous.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: May 9, 2017
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Tomoya Matsumoto, Tadashi Kisen
  • Patent number: 9634275
    Abstract: Disclosed is an organic electroluminescent element having high luminous efficiency and long life. Also disclosed are a display device and an illuminating device respectively using such an organic electroluminescent element. Specifically disclosed is an organic electroluminescent element comprising an electrode and at least one or more organic layers on a substrate. This organic electroluminescent element is characterized in that at least one of the organic layers is a light-emitting layer containing a phosphorescent compound and a host compound, the phosphorescent compound has a HOMO of ?5.15 to ?3.50 eV and a LUMO of from ?1.25 to +1.00 eV, and the host compound has a 0-0 band of the phosphorescence spectrum at not more than 460 nm and a glass transition temperature of not less than 60° C.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: April 25, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Shinya Otsu, Hiroshi Kita, Eisaku Katoh
  • Patent number: 9634276
    Abstract: Disclosed is an organic electroluminescent element having high luminous efficiency and long life. Also disclosed are a display device and an illuminating device respectively using such an organic electroluminescent element. Specifically disclosed is an organic electroluminescent element comprising an electrode and at least one or more organic layers on a substrate. This organic electroluminescent element is characterized in that at least one of the organic layers is a light-emitting layer containing a phosphorescent compound and a host compound, the phosphorescent compound has a HOMO of ?5.15 to ?3.50 eV and a LUMO of from ?1.25 to +1.00 eV, and the host compound has a 0-0 band of the phosphorescence spectrum at not more than 460 nm and a glass transition temperature of not less than 60° C.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: April 25, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Shinya Otsu, Hiroshi Kita, Eisaku Katoh
  • Patent number: 9617255
    Abstract: Provided is an o organic electroluminescence element comprising an anode, a cathode and a plurality of composing layers including a light emitting layer sandwiched between the anode and the cathode, wherein an electron transport layer containing the compound represented by Formula (1) is included in the composing layers; the light emitting layer contains a phosphorescence emitting organic metal complex; and the cathode or one composing layer adjacent to the cathode contains a metal or a metal compound belonging to Group 1 or Group 2 of the periodic table of elements, provided that the metal exhibits a standard electrode potential larger than ?3 V vs.
    Type: Grant
    Filed: January 21, 2010
    Date of Patent: April 11, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Rie Katakura, Eisaku Katoh, Hideo Taka
  • Patent number: 9617291
    Abstract: Tetradentate and octahedral metal complexes suitable for use as phosphorescent or delayed fluorescent and phosphorescent emitters in display and lighting applications.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: April 11, 2017
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Guijie Li
  • Patent number: 9594402
    Abstract: A structure suitable for a portable information terminal or a wearable device is provided. In addition, an electronic device having a novel structure that can have various forms is provided. It is preferable that a buffer layer which absorbs a difference in the amount of change in form be provided between adjacent film substrates which overlap with each other. As the buffer layer, a gelled resin material, a rubber resin material, a liquid material, an air layer, or the like can be used. Furthermore, an optical film such as a polarizing film or a color filter may be used as the buffer layer. A plurality of buffer layers may be provided in an electronic device.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: March 14, 2017
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Masaaki Hiroki, Daisuke Furumatsu
  • Patent number: 9581728
    Abstract: The retardation film contains a cellulose ester, has a film thickness of 15 to less than 40 ?m, has a film thickness variation both in the widthwise direction and lengthwise direction of 0 to 4 ?m, and satisfies an Rt humidity fluctuation of 1% to 12%: (a difference of retardation Rt (590) values in the thickness direction represented by the following formula (ii) measured at a wavelength of 590 nm after the film has been left to stand for 5 hours in each of a 23° C., 20% relative humidity environment and a 23° C., 80% relative humidity environment)/(Rt (590) value measured after the film has been left to stand for 5 hours in a 23° C., 55% relative humidity environment)×100 Rt(590)={(nx+ny)/2?nz}×d??Formula (ii) wherein nx: a refractive index in the slow axis direction in the film plane, ny: a refractive index in the direction perpendicular to the slow axis in the film plane, nz: a refractive index in the thickness direction of the film, and d: a film thickness.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: February 28, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Yuki Kaneko, Masataka Takimoto, Takashi Nanjiyou, Takahiro Takagi, Yuta Shimane, Masumi Nishimura
  • Patent number: 9570701
    Abstract: Disclosed is an organic light emitting device which facilitates to realize a long lifespan and to satisfy a color region, wherein the organic light emitting device may include an organic emitting layer including red, green and blue emitting layers, the organic emitting layer provided between first and second electrodes; and a plurality of dopants included in at least any one of the red, green and blue emitting layers, wherein a maximum intrinsic luminescence wavelength of any one dopant among the plurality of dopants is different from a maximum intrinsic luminescence wavelength of another dopant among the plurality of dopants.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: February 14, 2017
    Assignee: LG Display Co., Ltd.
    Inventor: Se-Hee Lee
  • Patent number: 9558705
    Abstract: A flat panel display device includes a pixel unit having scan-lines, data-lines, and first through third pixels that are coupled to the scan-lines and the data-lines, a scan driver that applies a scan signal to the pixel unit, a data driver that selectively applies a first data signal, a second data signal, a third data signal, and an initialization signal to the pixel unit, a demultiplexing unit having at least one demultiplexer that applies the first data signal, the second data signal, and the third data signal to the first pixels, the second pixels, and the third pixels, respectively, and that simultaneously applies the initialization signal to the first through third pixels, and a timing control unit that controls the scan driver, the data driver, and the demultiplexing unit.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: January 31, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yang-Wan Kim
  • Patent number: 9543530
    Abstract: A compound for an organic optoelectronic device and an organic photoelectric device including the same are provided. A compound for an organic optoelectronic device represented by Chemical Formula 1 is provided to fabricate an organic photoelectric device having excellent electrochemical and thermal stability and life-span characteristics, and high luminous efficiency at a low driving voltage.
    Type: Grant
    Filed: November 5, 2012
    Date of Patent: January 10, 2017
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Hyung-Sun Kim, Eun-Sun Yu, Mi-Young Chae, Ho-Jae Lee, Soo-Hyun Min
  • Patent number: 9542725
    Abstract: An image processing device according to the present invention includes: a weight calculation unit that determines an area where a feature value of an input image is saved, based on a gradient of a feature value of a pixel of the input image and a direction of the gradient, and calculates a weight for reducing a regularization constraint that is a constraint based on regularization of image processing in the area where the feature value is saved; a regularization term calculation unit that calculates a regularization constraint of a high resolution image restored based on the input image by using the weight; a reconstruction constraint calculation unit that calculates a reconstruction constraint that is a constraint based on reconstruction of the high resolution image; and an image restoring unit that restores the high resolution image from the input image based on the regularization constraint and the reconstruction constraint.
    Type: Grant
    Filed: November 28, 2013
    Date of Patent: January 10, 2017
    Assignee: NEC CORPORATION
    Inventors: Takashi Shibata, Akihiko Iketani, Shuji Senda
  • Patent number: 9537117
    Abstract: The invention relates to dimeric copper(I) complexes according to formula A, in particular as emitters in optoelectronic devices such as organic light emitting diodes (OLEDs) and other devices wherein: Cu: Cu(I), X: Cl, Br, I, SCN, CN, and/or alkynyl and P?N: a phosphine ligand substituted with a N-heterocycle.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: January 3, 2017
    Assignee: CYNORA GMBH
    Inventors: Hartmut Yersin, Uwe Monkowius, Thomas Hofbeck
  • Patent number: 9534168
    Abstract: A nanoparticle including an inorganic core comprising at least one metal and/or at least one semi-conductor compound comprising at least one metal includes a coating or shell disposed over at least a portion of a surface of the core. The coating can include one or more layers. Each layer of the coating can comprise a metal and/or at least one semiconductor compound. The nanoparticle further includes a ligand attached to a surface of the coating. The ligand is represented by the formula: X-Sp-Z, wherein X represents, e.g.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: January 3, 2017
    Assignee: QD VISION, INC.
    Inventors: Craig Breen, Marshall Cox, Jonathan S. Steckel
  • Patent number: 9530974
    Abstract: The invention relates to an optoelectronic component having a copper(I) complex of the formula: wherein X is independently selected from Cl, Br and I; N*?E or E?N* is a bidentate ligand connected to a first Cu atom via an N atom and connected to a second Cu atom via an E group, or a monodentate ligand connected to a Cu atom via an E group, wherein E is R2As or R2P, wherein R is selected from alkyl, aryl, alkoxy, and phenoxy; N* is a part of an aromatic group comprising an imine functional group, wherein the aromatic group is selected from pyridyl, pyrimidyl, pyridazinyl, triazinyl, oxazolyl, thiazolyl, imidazolyl, and fused N-heteroaromatics, and wherein the imine functional group comprises the N atom double bonded to a carbon atom of the aromatic group; and ? is a carbon atom, which is likewise part of the aromatic group, connected to the N atom of said aromatic group and also connected to the E group via the As or P atom of the E group.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: December 27, 2016
    Assignee: CYNORA GMBH
    Inventors: Hartmut Yersin, Uwe Monkowius, Tobias Fischer, Thomas Hofbeck, Thomas Baumann, Tobias Grab
  • Patent number: 9530972
    Abstract: Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes, the active layer having perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: December 27, 2016
    Assignee: Hunt Energy Enterprises, L.L.C.
    Inventors: Michael D. Irwin, Jerred A. Chute
  • Patent number: 9518186
    Abstract: The present application discloses a luminescent lanthanide chelate comprising one or more chromophoric moieties of the formula (I) or of the formula (III) wherein R1, R2 and R2* each independently are selected from carbon-containing substituents forming a C—O bond with the neighbouring oxygen atom, R3 and R4 each represent a bond between the chromophoric moiety and other moieties of the chelate, and Ln3+ is a lanthanide ion, as well as the corresponding luminescence lanthanide chelating ligand. The application also discloses a detectable molecule comprising a biospecific binding reactant (such as an antibody) conjugated to the luminescent lanthanide chelate as well as a method of carrying out a biospecific binding assay, the use of such a detectable molecule in a specific bioaffinity based binding assay utilizing time-resolved fluorometric determination of a specific luminescence, and a solid support material conjugated with the luminescent lanthanide chelate.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: December 13, 2016
    Assignee: Radiometer Turku OY
    Inventors: Niko Meltola, Harri Takalo, Henri Sund
  • Patent number: 9502662
    Abstract: Disclosed are a compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The compound for an organic optoelectronic device represented by the following Chemical Formula ad-1 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: November 22, 2016
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Sung-Hyun Jung, Dong-Wan Ryu, Han-Ill Lee, Young-Kyoung Jo, Mi-Young Chae, Dal-Ho Huh, Jin-Seok Hong
  • Patent number: 9495907
    Abstract: The present invention provides a pixel driving circuit and a pixel driving method of an organic light emitting diode, the pixel driving circuit comprises: a first transistor (T1), a second transistor (T2), a third transistor (T3), a fourth transistor (T4), a fifth transistor (T5), a sixth transistor (T6), a storage capacitor (C1) and an organic light-emitting diode (OLED); which also comprises a scanning control terminal (Scan), a data signal terminal (Data), a constant current source (Iref), a control light emitting signal terminal (Em), a power supply voltage (VDD) and a power supply negative electrode (VSS); the first transistor (T1) is a driving transistor.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: November 15, 2016
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Baixiang Han
  • Patent number: 9486741
    Abstract: Polyacrylamide gels that offer high resolution in protein separations and are more stable relative to hydrolysis than conventional polyacrylamide gels that rely on Tris or Tris-Bis as buffering agents are made by incorporating triethanolamine in place of most or all of the Tris or Tris-Bis.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: November 8, 2016
    Assignee: Bio-Rad Laboratories, Inc.
    Inventors: Craig Rowell, Cory Panattoni, Thomas R. Berkelman, Sean Cater, Shane Petersen, Lee Olech, Xuemei Yang
  • Patent number: 9461249
    Abstract: The present invention relates to the improvement of organic electroluminescent devices, in particular blue-emitting devices, by using compounds of the formula (1) as dopants in the emitting layer.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: October 4, 2016
    Assignee: Merck Patent GmbH
    Inventors: Horst Vestweber, Holger Heil, Philipp Stoessel, Arne Buesing, Amir Hossain Parham, Rocco Fortte
  • Patent number: 9447323
    Abstract: A method for producing a liquid crystal display includes providing a first substrate having a first electrode and a second electrode on a surface of the first substrate. The first and the second electrodes are made of conductive films. A liquid crystal aligning agent is applied to the surface of the first substrate to form an alignment film on the first substrate. The liquid crystal aligning agent includes at least one of: a polymer that includes a photoalignment structure and a polymerizable carbon-carbon double bond; a polymer that includes a photoalignment structure, and a component that includes a polymerizable carbon-carbon double bond; or a polymer that includes a photoalignment structure and a polymerizable carbon-carbon double bond, and a component that includes a polymerizable carbon-carbon double bond. The second substrate is provided to form a liquid crystal cell. Light is applied to the liquid crystal cell.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: September 20, 2016
    Assignee: JSR CORPORATION
    Inventors: Takashi Nagao, Yoshikazu Miyamoto, Hiroaki Tokuhisa, Michinori Nishikawa
  • Patent number: 9450190
    Abstract: A condensed cyclic compound is represented by Formula 1, and an organic light-emitting diode includes the condensed cyclic compound: wherein, in Formula 1, the descriptions of Ar1 to Ar4, and R1 to R6 are as defined in the present specification. An organic light-emitting diode including an organic layer including the condensed cyclic compound may have a low driving voltage, a high light-emitting efficiency, and a long lifespan.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: September 20, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hye-Jin Jung, Jin-O Lim, Sang-Hyun Han
  • Patent number: 9437828
    Abstract: In OLEDs, improved efficiency is obtained by compounds which can form inter alia electron injection layers of the formula (I) wherein R1 is a 1-5 ring aryl (including polycyclic), aralkyl or heteroaryl group which is optionally substituted with one or more C1-C4 alkyl, alkoxy or cyano; R2 and R3 together form a 1-5 ring aryl (including polycyclic), aralkyl or heteroaryl group which is optionally substituted with C1-C4 alkyl, alkoxy or cyano; R4 is hydrogen, C1-C4 alkyl or aryl; and Ar is monocyclic, bicyclic or tricyclic aryl or heteroaryl which is optionally substituted with one or more C1-C4-alkyl or alkoxy groups, or an oligomer thereof.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: September 6, 2016
    Assignee: Merck Patent GmbH
    Inventors: Poopathy Kathirgamanathan, Yun Fu Chan
  • Patent number: 9437833
    Abstract: An organic electroluminescent element includes a light-emitting layer between an anode and a cathode. The light-emitting layer contains a phosphorescent light-emitting organic metal complex and at least one host compound. The difference in relative dielectric constant between the host compound and the phosphorescent light-emitting organic metal complex is 0 to ?0.5, and the difference in dipole moment between the host compound and the phosphorescent light-emitting organic metal complex is 0 to ?5.5 debye.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: September 6, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Satoru Inoue, Hiroto Ito
  • Patent number: 9425416
    Abstract: A condensed cyclic compound of Formula 1 is provided. An organic light-emitting device includes the same.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: August 23, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hye-Jin Jung, Seok-Hwan Hwang, Young-Kook Kim, Jun-Ha Park, Eun-Young Lee, Jin-O Lim, Sang-Hyun Han, Eun-Jae Jeong, Soo-Yon Kim
  • Patent number: 9406910
    Abstract: An organic electroluminescent element comprising an anode, a cathode and a plurality of organic compound layers sandwiched between the anode and cathode, the organic compound layers including: a hole-transporting layer made of an organic compound insoluble in alcohols; and an electron-transporting layer formed on the hole-transporting layer by a wet method, the electron-transporting layer being made of a phosphorus-containing organic compound soluble in the alcohols.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: August 2, 2016
    Assignees: Daiden Co., Ltd, Kyushu Electric Power Co., Inc.
    Inventors: Yasuyuki Goto, Mitsuharu Noto, Tsuyoshi Hayashida, Masanao Era
  • Patent number: 9401460
    Abstract: The light emitting element of the embodiment includes an anode; a cathode; a visible light emitting layer provided between the anode and the cathode and emitting visible light; and a carrier trapping layer containing a thiadiazole based compound represented by the following formula (1). [In formula (1), A indicates a hydrogen atom, an alkyl group, an aryl group which may have a substituent, an arylamino group, or a triaryl amine, and B indicates a hydrogen atom, an alkyl group, an aryl group which may have a substituent, an arylamino group, or a triaryl amine, or may form a ring.
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: July 26, 2016
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tetsuji Fujita, Hidetoshi Yamamoto
  • Patent number: 9375392
    Abstract: The invention relates to a use of the guanidinium cation and to a light-emitting component. This invention for the first time describes matrix materials and emitters for uses in organic electrochemical light-emitting cells containing a guanidinium cation unit. Guanidinium groups as a cationic system promise a wide electrochemical window and hence stable components. The route to guanidinium systems is described in detail in the literature.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: June 28, 2016
    Assignee: OSRAM AG
    Inventors: Guenter Schmid, David Hartmann, Andreas Kanitz, Wiebke Sarfert
  • Patent number: 9353310
    Abstract: An amorphous luminous material, which is substantially composed of only rare earth complex compounds, wherein the compounds are two or more kinds of rare earth complexes, and rare earth metal ions, which are center ions of the two or more kinds of rare earth complexes, are different ions.
    Type: Grant
    Filed: March 3, 2010
    Date of Patent: May 31, 2016
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroki Iwanaga, Takahiro Sato
  • Patent number: 9346912
    Abstract: A polymer and an organic light-emitting device including the polymer represented by Formula 1 wherein at least one of a first dihedral angle between an A1 ring of an nth repeating unit and a first aromatic ring of an (n?1)th repeating unit and a second dihedral angle between an A2 ring of the nth repeating unit and a second aromatic ring of a (n+1)th repeating unit is equal to or greater than an angle of ?50% represented by Equation 1.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: May 24, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon-ho Choi, Jhun-mo Son, Ho-suk Kang, Hye-yeon Yang, Yong-sik Jung
  • Patent number: 9312485
    Abstract: There is provided a process for forming a contained second layer over a first layer, including the steps: forming the first layer including a fluorinated material and a photoinitiator, and having a first surface energy; treating the first layer with a priming layer including an aromatic amine compound; exposing the priming layer patternwise with activating radiation, resulting in exposed areas and unexposed areas; developing the priming layer to effectively remove the priming layer from the unexposed areas resulting in a first layer having a patterned priming layer, wherein the patterned priming layer has a second surface energy that is higher than the first surface energy; and forming the second layer by liquid deposition on the patterned priming layer on the first layer.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: April 12, 2016
    Assignee: EI DU PONT DE NEMOURS AND COMPANY
    Inventors: Adam Fennimore, Denis Kondakov, Steve Mackara, Frank Schadt
  • Patent number: 9257663
    Abstract: An organic electroluminescence device that includes, between an anode 41 and a cathode 42, an organic layer stacked structure 43 that comprises stacked plural emitting layers that emit light of different colors, wherein the organic electroluminescent device comprises, between the emitting layers, at least one intermediate layer that comprises a compound represented by the following formula (1) in which at least one of Ar1, Ar2 and Ar3 is a group represented by the following formula (2):
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: February 9, 2016
    Assignee: SONY CORPORATION
    Inventors: Masato Nakamura, Emiko Kambe, Masakazu Funahashi
  • Patent number: 9234091
    Abstract: A polymer composition that contains a liquid crystalline polymer and a pearlescent filler is provided. By selectively controlling the type and relative concentration of these components, the polymer composition and shaped parts formed therefrom can be achieved that have a pearly luster appearance similar to parts plated with metals, such as copper, brass, or bronze.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: January 12, 2016
    Assignee: Ticona LLC
    Inventors: Mark Allen Tyler, Bruce Michael Mulholland
  • Patent number: 9206354
    Abstract: The disclosure relates to a liquid crystal compound having a structure of the general formula P2, wherein, R1 represents C1-C8 alkyl, R2 and R3, which independently represent C1-C6 alkyl, and R4 represents C1-C6 alkyl. The disclosure also relates to a process for the preparation of the liquid crystal compound, a liquid crystal composition comprising the liquid crystal compound, and a liquid crystal display panel comprising the liquid crystal compound.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: December 8, 2015
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Xiaoxiong Tian
  • Patent number: 9193910
    Abstract: The present invention relates to the technical field of liquid crystal and discloses a liquid crystal compound and a method for producing the same, a liquid crystal composition and a method for producing the same, and a liquid crystal display panel. The structure of the liquid crystal compound is represented by the following formula. Since the liquid crystal compound has a higher clearing point and exhibits excellent physical and chemical stability, the liquid composition formed from the liquid crystal compound has a higher clearing point. When such a composition is used for preparing a liquid crystal layer, the crystal display panel comprising the liquid crystal layer can exhibit excellent displaying performances and thus can be used for various application fields.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: November 24, 2015
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Xiaoxiong Tian
  • Patent number: 9190523
    Abstract: An oxide semiconductor includes a first material including at least one selected from the group consisting of zinc (Zn) and tin (Sn), and a second material, where a value acquired by subtracting an electronegativity difference value between the second material and oxygen (O) from the electronegativity difference value between the first material and oxygen (O) is less than about 1.3.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: November 17, 2015
    Assignees: SAMSUNG DISPLAY CO., LTD., KOBE STEEL, LTD.
    Inventors: Byung Du Ahn, Je Hun Lee, Sei-Yong Park, Jun Hyun Park, Gun Hee Kim, Ji Hun Lim, Jae Woo Park, Jin Seong Park, Toshihiro Kugimiya, Aya Miki, Shinya Morita, Tomoya Kishi, Hiroaki Tao
  • Patent number: 9187456
    Abstract: The present invention relates to fluorene derivatives and to electronic devices in which these compounds are used as matrix material in the emitting layer and/or as hole-transport material and/or as electron-blocking or exciton-blocking material and/or as electron-transport material.
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: November 17, 2015
    Assignee: Merck Patent GmbH
    Inventors: Adam W. Franz, Rémi Manouk Anémian
  • Patent number: 9181289
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: November 10, 2015
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Esther Breuning, Dominik Joosten
  • Patent number: 9166080
    Abstract: Disclosed are: a transparent electrode having a zinc oxide film wherein initial characteristics and humidity resistance during long-time use coexist; and a thin film solar cell provided with said electrode. The transparent electrode contains a transparent conductive layer mainly made of zinc oxide. The transparent conductive film preferably has the following characteristics: having surface irregularities; a carrier concentration of 9×1019 cm?3 or less; a crystal structure having a (110) preferred orientation; a ratio of a (110) peak intensity to a (002) peak intensity I(110)/I(002) measured by X-ray diffraction being 50 or more; and a crystallite with a (110) orientation has a size of: 23 nm or more and 50 nm or less, in a planar direction parallel to a substrate; and 30 nm or more and 60 nm or less, in a planar direction perpendicular to the substrate.
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: October 20, 2015
    Assignee: KANEKA CORPORATION
    Inventors: Yuko Tawada, Takashi Fujibayashi
  • Patent number: 9118022
    Abstract: The present invention relates to organic electroluminescent devices which comprise heteroaromatic compounds.
    Type: Grant
    Filed: May 7, 2012
    Date of Patent: August 25, 2015
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Arne Buesing, Christof Pflumm, Teresa Mujica-Fernaud, Philipp Stoessel, Thomas Eberle
  • Patent number: 9082906
    Abstract: The present invention relates to a photoluminescent composition comprising an acene compound having general formula (I) or (Ia) and a benzothiadiazole compound having general formula (II), and the relative use as photoluminescent composition in a spectrum converter. A spectrum converter comprising the photoluminescent composition defined above, comprising the above compounds having general formula (I) or (Ia) and (II) and a solar device comprising said spectrum converter, are also described.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: July 14, 2015
    Assignee: ENI S.p.A.
    Inventors: Andrea Alessi, Roberto Fusco, Antonio Alfonso Proto, Giuliana Schimperna, Petra Scudo
  • Patent number: 9040718
    Abstract: Compounds (including polymers) for use in hybrid host materials which can be used in electroluminescent devices. The compounds comprise at least one electron-transporting moiety and at least one hole-transporting moiety which are joined by a flexible linker. Hybrid host materials comprising the compounds exhibit stability against phase separation, elevated glass transition temperature, morphological stability against crystallization, and isolation of the electron transporting moiety and hole transporting moiety ?-systems.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: May 26, 2015
    Assignee: The University of Rochester
    Inventors: Shaw H. Chen, Lichang Zeng, Thomas Yung-Hsin Lee
  • Patent number: 9035016
    Abstract: A polymer composition for solar cell and flexible electronics devices, where the polymer is a p-type conducting polymer. The p-type polymer comprises a benzothiadiazole acceptor and indeno-fluorene donor. Further, a solar cell and flexible electronic device article may be made from the polymer.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: May 19, 2015
    Assignee: Saudi Basic Industries Corporation
    Inventors: Dwight Seferos, Brandon Djukic, Ahmed I. Abdelrahman
  • Publication number: 20150131292
    Abstract: Methods of forming an organic phosphorescent material are provided. The methods include dissolving a cellulosic material in a solvent to form a cellulosic mixture and filtering the cellulosic mixture. The methods also include heating the cellulosic mixture to form an organic phosphorescent material that includes a plurality of aliphatic compounds.
    Type: Application
    Filed: October 28, 2013
    Publication date: May 14, 2015
    Inventor: Arockiadoss Thevasahayam
  • Patent number: 9028715
    Abstract: A composition adapted for use in the manufacture of an organic light-emissive device by passing the composition through one or more openings under pressure to deposit the composition, the composition comprising: a semi-conductive organic host material; a luminescent metal complex; and a first solvent, wherein the first solvent has a structure: where X, X? independently comprise O, S or N and R, R? independently comprise an aromatic or aliphatic group.
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: May 12, 2015
    Assignee: Cambridge Display Technology Limited
    Inventors: Simon Goddard, Paul Wallace
  • Publication number: 20150126723
    Abstract: The present invention is generally related to composition, kits and methods for synthesizing nucleic acid molecules and particularly for synthesizing labeled nucleic acid molecules. Specifically, the invention relates to methods, kits and compositions for synthesizing indirectly labeled nucleic acid molecules. The labeled nucleic acid molecules produced in accordance with the invention are particularly suited as labeled probes for nucleic acid detection, diagnostics, and array analysis.
    Type: Application
    Filed: November 4, 2014
    Publication date: May 7, 2015
    Inventors: Jun LEE, Weidong ZHENG
  • Patent number: 9022562
    Abstract: Described herein are devices, compositions, and methods for improving color discernment.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: May 5, 2015
    Assignee: Nitto Denko Corporation
    Inventors: Brett T. Harding, Sheng Li, Amane Mochizuki, Eugene Dantsker