Patents Examined by Dawn L. Garrett
  • Patent number: 11031562
    Abstract: The present invention relates to metal complexes and to electronic devices, especially organic electroluminescent devices, comprising these metal complexes.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: June 8, 2021
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Nils Koenen, Christian Ehrenreich
  • Patent number: 11031560
    Abstract: The present application relates to a compound and an organic electronic device comprising the same.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Yongbum Cha, Sung Kil Hong, Hyok Joon Kwon, Minjun Kim
  • Patent number: 11021473
    Abstract: An organic molecule is disclosed comprising: a first chemical moiety with a structure of formula I, and two second chemical moieties, each at each occurrence independently from another, with a structure of formula II, wherein the first chemical moiety is linked to each of the two second chemical moieties via a single bond.
    Type: Grant
    Filed: May 19, 2018
    Date of Patent: June 1, 2021
    Assignee: CYNORA GmbH
    Inventor: Stefan Seifermann
  • Patent number: 11024805
    Abstract: Provided are an organic electric element for achieving high light-emitting efficiency, low driving voltage and improved lifespan, which comprises a mixture of a compound of Formula (1) and a compound of Formula (2) as a phosphorescent host material; and an electronic device thereof.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: June 1, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Sun Pil Hwang, Sun Hee Lee, Ho Young Jung, Bum Sung Lee
  • Patent number: 11008280
    Abstract: Provided are an organic electric element and an electronic device comprising the same. According to the present invention, the organic electric element uses a mixture of compounds as a phosphorescent host material which can achieve a high light-emitting efficiency and a low driving voltage and can greatly improve a lifespan in an organic electric element.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: May 18, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Jung Wook Lee, Sun Hee Lee, Hyun Ju Song, Bum Sung Lee
  • Patent number: 11005048
    Abstract: The invention relates to an organic molecule, in particular for the application in organic optoelectronic devices. According to the invention, the organic molecule has a first chemical moiety with a structure of Formula I, and one second chemical moiety with a structure of Formula II, # represents the binding site of a single bond linking the first chemical moiety to the second chemical moiety; wherein at least one variable of X1, X2 is N, and at least one variable of X3, X4 is N.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: May 11, 2021
    Assignee: CYNORA GMBH
    Inventors: Daniel Zink, Michael Danz, Larissa Bergmann
  • Patent number: 10998518
    Abstract: The present invention relates to a hole injection layer for an OLED comprising a triarylamine compound doped with a charge neutral metal amide compound, characterized in that the hole injection layer has a thickness of at least about ?20 nm to about ?1000 nm and the charge neutral metal amide compound has the Formula Ia.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: May 4, 2021
    Assignee: Novaled GmbH
    Inventors: Markus Hummert, Thomas Rosenow
  • Patent number: 10998510
    Abstract: Described herein are novel platinum(II) emitters. These materials show high emission quantum efficiency, a low self-quenching constant and are stable in thermal deposition process. Organic light-emitting diodes (OLEDs) fabricated from these materials can have pure green emission, high efficiency and low efficiency roll-off.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: May 4, 2021
    Assignee: VERSITECH LIMITED
    Inventors: Chi Ming Che, Chi Fai Kui, Chi Chung Kwok
  • Patent number: 10995069
    Abstract: Provided are an organic electric element and an electronic device thereof comprising a mixture of the compounds of Formula 1 and Formula 2 as a phosphorescent host material, and thereby obtaining high light emission efficiency, low driving voltage, and improved lifetime.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: May 4, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Sun Hee Lee, Chi Hyun Park, Hyun Ju Song, Bum Sung Lee
  • Patent number: 10968229
    Abstract: The present invention relates to compounds of formula (I); a process for their production and their use in electronic devices, especially electroluminescent devices. When used as charge transport material and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability and/or spectral characteristics of electroluminescent devices.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: April 6, 2021
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Masatoshi Saito, Hideaki Nagashima
  • Patent number: 10950798
    Abstract: The present invention provides an organic electronic device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organic metal complex of formula and a compound of formula Organic light emitting devices (OLEDs) having superior life time, power efficiency, quantum efficiency and/or a low operating voltage are obtained, when the organic layer comprising the compounds of formula I and II constitutes the electron transport layer of an OLED.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: March 16, 2021
    Assignee: UDC Ireland Limited
    Inventors: Soichi Watanabe, Christian Schildknecht, Gerhard Wagenblast, Christian Lennartz, Heinz Wolleb
  • Patent number: 10947449
    Abstract: The present invention relates to an organic light-emitting diode exhibiting high efficiency and longevity. The organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer interposed between the first electrode and the second electrode, wherein the light-emitting layer contains at least one of the amine compounds represented by Chemical Formula A or Chemical Formula B and at least one of the compounds represented by Chemical Formulas H1 to H7, Chemical Formulas A, B, and H1 to H7 being the same as in the specification.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: March 16, 2021
    Assignee: SFC CO., LTD.
    Inventors: Hee-Dae Kim, Seok-Bae Park, Yoona Shin, Yu-Rim Lee, Sang-Woo Park, Soon-Wook Cha
  • Patent number: 10950803
    Abstract: This invention discloses a novel multicomponent system or a single compound that is capable of performing triplet-triplet annihilation up conversion process. (TTA-UC) A solution or solid film that comprises this TTA-UC system or compound is provided. This system or compound can be used in an optical or optoelectronic device.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: March 16, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chuanjun Xia, Ting-Chih Wang, Chun Lin
  • Patent number: 10916710
    Abstract: The present specification provides a hetero-cyclic compound and an organic light emitting device comprising the same.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: February 9, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Boonjae Jang, Dong Hoon Lee, Dong Uk Heo, Miyeon Han, Minyoung Kang
  • Patent number: 10916709
    Abstract: The present invention relates to a novel organic compound, and an organic electroluminescent element having improved characteristics, such as luminous efficiency, driving voltage, and lifespan, by containing the novel organic compound in one or more organic material layers.
    Type: Grant
    Filed: December 24, 2015
    Date of Patent: February 9, 2021
    Assignee: DOOSAN SOLUS CO., LTD.
    Inventors: Min-Sik Eum, Hojun Son, Woo Jae Park, Tae Hyung Kim, Jiyi Kim, Youngmi Beak
  • Patent number: 10910578
    Abstract: A polycyclic compound and an organic electroluminescence, the polycyclic compound being represented by the following Formula 1:
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ichinori Takada, Masatsugu Ueno, Ichiro Imada
  • Patent number: 10907093
    Abstract: A condensed cyclic compound and a device including the same are provided. The compound has the structure wherein rings A1-A4 may independently be selected from a C5-C30 carbocyclic ring and a C2-C30 heterocyclic ring, R1 to R4 may independently be selected from Formula 2-1, Formula 2-2, hydrogen, deuterium (-D), —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q1)(Q2)(Q3), —B(Q1)(Q2), —C(?O)(Q1), —S(?O)2(Q1), and —P(?O)(Q1)(Q2). Details, including structures of Formula 2-1 and Formula 2-2, are provided.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soobyung Ko, Haejin Kim, Mieun Jun, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10910443
    Abstract: An organic electroluminescence display device includes a first electrode, a first light emitter on the first electrode, the first light emitter including a first light emitting layer, a first charge generation layer disposed on the first light emitter, a second light emitter on the first charge generation layer, the second light emitter including a second light emitting layer, and a second electrode on the second light emitter. The first light emitter includes a first electron injection enhancing layer on the first light emitting layer. The second light emitter includes an electron injection suppressing layer on the second light emitting layer, the electron injection suppressing layer having electron mobility less than that of the first electron injection enhancing layer.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ilsoo Oh, Pyungeun Jeon, Myungsuk Han
  • Patent number: 10903428
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one layer of organic layers including a light emitting layer, disposed between the electrodes, in which at least one of the organic layers contains a compound represented by the following general formula: (R1 to R18 each independently represent a hydrogen atom or a substituent, and at least one of R1 to R8 and R10 to R17 represents -L-NR19R20 (R19 and R20 each independently represent any of an alkyl group, an aryl group, a heteroaryl group. R19 and R20 may be combined to each other to form a ring. L represents a single bond or a divalent linking group). X1 to X18 each independently represent a carbon atom or a nitrogen atom, and when X1 to X18 represent nitrogen atoms, R1 to R18 for bonding do not present.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: January 26, 2021
    Assignee: UDC IRELAND LIMITED
    Inventors: Tetsu Kitamura, Tenka Ouyo, Yuki Hirai, Koji Takaku, Wataru Sotoyama, Masaru Kinoshita, Kuniyuki Kaminaga, Yosuke Yamamoto
  • Patent number: 10892420
    Abstract: An organic electroluminescent device having low driving voltage, high luminous efficiency, and a long lifetime is provided by combining various materials for an organic EL device, which are excellent, as materials for an organic electroluminescent device having high efficiency and high durability, in hole and electron injection/transport performances, electron blocking ability, stability in a thin-film state and durability, so as to allow the respective materials to effectively reveal their characteristics. In the organic electroluminescent device having at least an anode, a hole transport layer, a light emitting layer, an electron transport layer and a cathode in this order, the hole transport layer includes an arylamine compound represented by the following general formula (1), and the light emitting layer includes an amine derivative of the following general formula (2) having a condensed ring structure.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: January 12, 2021
    Assignees: Hodogaya Chemical Co., Ltd., SFC Co., Ltd.
    Inventors: Shuichi Hayashi, Naoaki Kabasawa, Soon-wook Cha, Sang-woo Park, Ju-man Song, Kyung-seok Jeon