Patents Examined by Jay Yang
  • Patent number: 11667622
    Abstract: The present invention relates to a novel compound having excellent functions, such as electron injection and transport and light emission functions, and an organic electroluminescence device. By using the novel compound in an organic material layer of the organic electroluminescence device, properties of the device such a light emitting efficiency, driving voltage, and life can be improved.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 6, 2023
    Assignee: SOLUS ADVANCED MATERIALS CO., LTD.
    Inventors: Hongsuk Kim, Young Bae Kim, Hoe Moon Kim, Ho Jun Son, Hyungchan Bae
  • Patent number: 11655219
    Abstract: The present disclosure relates to an organic compound having the following structure of Chemical Formula 1, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. The organic compound includes a triazine moiety of an electron acceptor and a fused hetero aromatic moiety of an electron donor separated from the triazine moiety. The organic compound includes the electron acceptor moiety and the electron donor moiety in a single molecule, thus charges can be moved in the molecule. Also, since the organic compound includes the rigid fused hetero aromatic ring, three dimensional conformation of the organic compound is limited, and therefore the compound may have excellent luminous efficiency and color purity.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: May 23, 2023
    Assignees: LG Display Co., Ltd., Soulbrain Co., Ltd.
    Inventors: Jun-Yun Kim, Hyong-Jong Choi, Joong-Hwan Yang, Bo-Min Seo, Tae-Ryang Hong, Jin Hee Kim, Eun-Chul Shin
  • Patent number: 11649249
    Abstract: The present application relates to bridged triarylamines conforming to a defined formula. These compounds are suitable for use in electronic devices. The present application further relates to processes for preparing the compounds, and to electronic devices comprising the compounds.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: May 16, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Amir Parham, Jonas Kroeber, Dominik Joosten, Aurélie Ludemann, Tobias Grossmann
  • Patent number: 11641753
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes an electron transport host, a hole transport host, and a dopant, wherein the dopant includes an organometallic compound, and wherein the organometallic compound does not comprise iridium, wherein the organic light-emitting device satisfies predetermined parameters described in the specification.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: May 2, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sunghun Lee, Sangdong Kim, Seungyeon Kwak, Hyun Koo, Jungin Lee, Kyuyoung Hwang
  • Patent number: 11637244
    Abstract: A compound represented by the following general formula is excellent in light emission properties. R1 and R2 each independently represent a fluorinated alkyl group, D represents a substituent in which Hammett's ?p value is negative, and A represents a substituent in which Hammett's ?p value is positive.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: April 25, 2023
    Assignees: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, KYULUX, INC.
    Inventors: Yan Geng, Chihaya Adachi, Hajime Nakanotani, Naoto Notsuka, Keiro Nasu
  • Patent number: 11634420
    Abstract: A compound of formula (I): (Formula (I)) wherein Ar1, Ar2 and Ar3 independently in each occurrence is a C6-20 aryl group or a 5-20 membered heteroaryl group which is unsubstituted or substituted with one or more substituents; X1, X2 and X3 in each occurrence is independently a direct bond or a group of formula —C(R1)2— wherein R1 in each occurrence is independently H or a substituent. The compound of formula (I) may be used to form an n-dopant for doping an organic semiconductor. A film formed by such n-doping may be used in an organic electronic device, for example an electron injection layer of an organic light-emitting device.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: April 25, 2023
    Assignee: Sumitomo Chemical Company Limited
    Inventors: William Tarran, James Lee, Nazrul Islam
  • Patent number: 11629140
    Abstract: An organic compound is described. An organic electroluminescence device comprises the organic compound, as a host of an emissive layer, or as a hole blocking layer. The organic compound may increase a half-life or current efficiency of the organic electroluminescence device. The organic compound may lower a driving voltage of the organic electroluminescence device. The mentioned organic compound may have the following formula: The same definition as described in the present invention.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: April 18, 2023
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Li-Chieh Chuang
  • Patent number: 11618736
    Abstract: The present disclosure relates to an organic compound having the following structure of Chemical Formula 1, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. The organic compound includes a triazine moiety of an electron acceptor and a fused hetero aromatic moiety of an electron donor separated from the triazine moiety. The organic compound includes the electron acceptor moiety and the electron donor moiety in a single molecule, thus charges can be moved in the molecule. Also, since the organic compound includes the rigid fused hetero aromatic ring, three dimensional conformation of the organic compound is limited, and therefore the compound may have excellent luminous efficiency and color purity.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: April 4, 2023
    Assignees: LG Display Co., Ltd., Soulbrain Co., Ltd.
    Inventors: Jun-Yun Kim, Hyong-Jong Choi, Joong-Hwan Yang, Bo-Min Seo, Tae-Ryang Hong, Jin Hee Kim, Eun-Chul Shin
  • Patent number: 11618730
    Abstract: Using a compound that contains a structure where a carbazol-9-yl group substituted with a perfluoroalkyl group at the 2-position and the 7-position and a structural unit having a positive Hammett constant ?p (but excluding an aromatic hydrocarbon group) bond to each other directly or via a ?-conjugated linking group, wherein at least a part of the carbazol-9-yl group and at least a part of the structural unit having a positive Hammett constant ?p and, if any, the ?-conjugated linking group form a ?-electron conjugated system, an organic light emitting device having a high emission efficiency can be provided.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: April 4, 2023
    Assignee: TOYOBO CO., LTD.
    Inventors: Masayuki Yokoyama, Kazutake Hagiya, Chihaya Adachi
  • Patent number: 11603431
    Abstract: The invention relates to novel compounds containing one or more units derived from 2,6-disubstituted-[1,5]naphthyridine or 1,6-disubstituted-1H-[1,5]naphthyridine-2-one, to methods for their preparation and educts or intermediates used therein, to mixtures and formulations containing them, to the use of the compounds, mixtures and formulations as organic semiconductors in organic electronic (OE) devices, especially in organic photovoltaic (OPV) devices and organic photodetectors (OPD), and to OE, OPV and OPD devices comprising these compounds, mixtures or formulations.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: March 14, 2023
    Assignee: RAYNERGY TEK INCORPORATION
    Inventors: Lana Nanson, Nicolas Blouin, William Mitchell, Joseph Cameron, Peter Skabara
  • Patent number: 11600791
    Abstract: Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: March 7, 2023
    Assignee: Universal Display Corporation
    Inventors: Yonggang Wu, Chuanjun Xia, James Fiordeliso, Suman Layek, Bert Alleyne, Alexey Borisovich Dyatkin, Nasrin Ansari, Scott Beers, Edward Barron, Jason Brooks
  • Patent number: 11581491
    Abstract: The present invention relates to compounds suitable for use in electronic devices, and to electronic devices, especially organic electroluminescent devices, comprising these compounds.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: February 14, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Anja Jatsch, Amir Hossain Parham, Thomas Eberle, Tobias Grossmann, Jonas Valentin Kroeber
  • Patent number: 11575090
    Abstract: An organic compound of formula (1) useful as a material of an organic electroluminescence device is disclosed. The same definition as described in the present invention.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: February 7, 2023
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Li-Chieh Chuang
  • Patent number: 11569450
    Abstract: The present invention provides a photoelectric conversion element having excellent heat resistance. In addition, the present invention provides an optical sensor and an imaging element including the photoelectric conversion element. In addition, the present invention provides a compound applied to the photoelectric conversion element. The photoelectric conversion element according to the embodiment of the present invention including a conductive film, a photoelectric conversion film, and a transparent conductive film, in this order, in which the photoelectric conversion film contains a compound represented by Formula (1) or (2).
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: January 31, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Tomoaki Yoshioka, Eiji Fukuzaki, Tomoyuki Mashiko
  • Patent number: 11563185
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: January 24, 2023
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Nam-Jin Lee, Min-Ji Park, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
  • Patent number: 11555034
    Abstract: The present disclosure relates to compounds capable of emitting delayed fluorescence, and uses of these compounds in organic light-emitting diodes.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: January 17, 2023
    Assignee: KYULUX, INC.
    Inventors: Jorge Aguilera-Iparraguirre, Rafael Gomez-Bombarelli, Timothy D Hirzel, Naoto Notsuka, Yoshitake Suzuki, Yu Seok Yang, Shuo-Hsien Cheng, Ayataka Endo, Keiro Nasu, Tsang Ping Kuen
  • Patent number: 11557729
    Abstract: Provided are an organic electronic element and an electronic device thereof, the organic electronic element being capable of achieving high light-emitting efficiency and a low driving voltage, and can also greatly improve the lifespan of the element by using a compound of the present invention as a phosphorescent host material.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: January 17, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun Mun, Min Ji Jo, Sun Hee Lee, Nam Geol Lee, Hyung Dong Lee
  • Patent number: 11542260
    Abstract: The present disclosure relates to compounds capable of emitting delayed fluorescence and uses of these compounds in organic light-emitting diodes.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: January 3, 2023
    Assignee: KYULUX, INC.
    Inventors: Shuo-Hsien Cheng, Yu Seok Yang, Yoshitake Suzuki, Hayato Kakizoe, Ayataka Endo, Jorge Aguilera-Iparraguirre, Timothy D. Hirzel
  • Patent number: 11543776
    Abstract: A component made of micromachinable material for a high quality factor resonator or escapement mechanism, with a core made of micromachinable material and/or coated with an oxide layer, and including, on this core or on this oxide layer an abrasion resistant layer including a contact surface cooperating with an opposing contact surface an which is a hydrophobic self-assembled monolayer of the alkylsilane and/or fluorinated or perfluorinated or polyperfluorinated type, with a low or zero sulphur content, and arranged to repel any wetting agent from the area of contact between the contact surface and the opposing contact surface.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: January 3, 2023
    Assignee: ETA SA Manufacture Horlogere Suisse
    Inventor: Sylvain Huot-Marchand
  • Patent number: 11535619
    Abstract: The invention relates to heteroaromatic compounds, particularly for use in electronic devices. The invention further relates to a method for producing the compounds according to the invention and to electronic devices containing same.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: December 27, 2022
    Assignee: MERCK PATENT GMBH
    Inventors: Amir Parham, Jonas Kroeber, Dominik Joosten, Aurélie Ludemann, Tobias Grossmann