Patents Examined by Sean M Deguire
  • Patent number: 10370588
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein in Formula 1, M, L1, L2, n1, and n2 are the same as described in the specification.
    Type: Grant
    Filed: September 21, 2015
    Date of Patent: August 6, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungin Lee, Yoonhyun Kwak, Sunyoung Lee, Ohyun Kwon, Seungyeon Kwak, Jiyoun Lee, Seokhwan Hong, Aram Jeon
  • Patent number: 10367152
    Abstract: A condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes at least one condensed cyclic compound represented by Formula 1: When an organic light-emitting device includes the at least one condensed cyclic compound represented by Formula 1 in the hole transport layer or emission layer, the organic light-emitting device may have improved efficiency and long lifespan characteristics.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: July 30, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jungsub Lee, Seulong Kim, Younsun Kim, Dongwoo Shin, Naoyuki Ito, Jino Lim
  • Patent number: 10367150
    Abstract: A compound represented by Formula 1 or Formula 2, and an organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and the compound represented by Formula 1 or Formula 2.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: July 30, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunjae Jeong, Youngkook Kim, Junha Park, Munki Sim, Eunyoung Lee, Seokhwan Hwang, Sungsoo Bae
  • Patent number: 10355226
    Abstract: The present disclosure relates to a boron-containing compound including a structure of Formula (I), and the use of the compound as a dopant in an emitting layer of an organic light emitting diode. The present disclosure also relates to an emitting layer of an organic light emitting diode and an organic light emitting diode device.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: July 16, 2019
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Tien-Lin Wu, Chih-Chun Lin, Rai-Shung Liu, Chien-Hong Cheng
  • Patent number: 10305048
    Abstract: Disclosed are an organic electroluminescent device that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple construction, and a material for an organic electroluminescent device to be used in the device. The material is a material for an organic electroluminescent device formed of a carborane compound having an indolocarbazole skeleton and one or two or more carborane groups each bonded thereto directly or through a divalent group. In addition, the device is an organic electroluminescent device having organic layers including a light-emitting layer between an anode and a cathode laminated on a substrate, in which at least one layer of the organic layers contains the material for an organic electroluminescent device. In addition, the device is an organic electroluminescent device containing, as a host material for a light-emitting layer containing a phosphorescent light-emitting dopant and the host material, the material for an organic electroluminescent device.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: May 28, 2019
    Assignee: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
    Inventors: Junya Ogawa, Takahiro Kai, Tokiko Ueda, Masashi Tada, Masaki Komori, Toshihiro Yamamoto
  • Patent number: 10256415
    Abstract: An organic light-emitting device having a compound represented by the following general formula in a light-emitting layer thereof has a high light emission efficiency. R1 to R5 each independently represent a hydrogen atom or a substituent having a Hammett ?p value of 0 or more. R6 to R20 each independently represent a hydrogen atom or a substituent, provided that at least one of R6 to R20 represents a substituted or unsubstituted N,N-diarylamino group. m represents 1 or 2.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: April 9, 2019
    Assignee: KYULUX, INC.
    Inventors: Tadahisa Sato, Shun Unayama, Jie Li, Chihaya Adachi
  • Patent number: 10227528
    Abstract: The present invention relates to compounds which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, comprising these compounds.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: March 12, 2019
    Assignee: Merck Patent GmbH
    Inventors: Anja Jatsch, Christof Pflumm, Amir Hossain Parham, Thomas Eberle, Philipp Stoessel, Jonas Valentin Kroeber, Rouven Linge
  • Patent number: 10205099
    Abstract: A fused fluoranthene compound including a specific ring structure at a specific position of a fluoranthene skeleton is a novel material useful as a material for organic electroluminescence devices.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: February 12, 2019
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Masahiro Kawamura, Yumiko Mizuki, Hirokatsu Ito, Tomoharu Hayama, Tasuku Haketa
  • Patent number: 10199582
    Abstract: A compound comprising a ligand LA according to formula (I) as well as, a first device and a formulation including the same are disclosed. In the structure of formula (I): ring A is a 5- or 6-membered heteroaryl ring; X1 is C or N; RA is mono-, bi-, tri-, tetradentate, or unsubstituted; RA, R10, R11, R12, R13, R14, R15, R16, and R17 are independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof, any adjacent substituents of RA, R10, R11, R12, R13, R14, R15, R16, and R17 are optionally joined to form a fused ring; the dashed lines represent bonds to a metal M; and metal M has an atomic number greater than 40.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: February 5, 2019
    Assignee: UNIVERSITY OF SOUTHERN CALIFORNIA
    Inventors: Mark E. Thompson, John W. Facendola, Peter I. Djurovich
  • Patent number: 10177321
    Abstract: A metal complex and an organic light-emitting component are disclosed.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: January 8, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Jude Eko Namanga, Niels Gerlitzki
  • Patent number: 10050208
    Abstract: The present invention suggest a novel compound for improving the capability of injecting and/or transporting a hole in a light-emitting element, and a light-emitting element and an electronic device including the same, and may improve the light-emitting efficiency of the light-emitting element, and increase the lifespan thereof. In addition, the present invention may improve thermal stability (heat resistance) of the light-emitting element.
    Type: Grant
    Filed: November 28, 2013
    Date of Patent: August 14, 2018
    Assignee: LMS CO., LTD.
    Inventors: Jeong Og Choi, Joon Ho Jung, Oh Kwan Kwon
  • Patent number: 10050218
    Abstract: The present invention relates metal complexes and to electronic devices, particularly organic electroluminescent devices containing said metal complexes.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: August 14, 2018
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Nils Koenen, Esther Breuning
  • Patent number: 10026906
    Abstract: An organic light-emitting device includes a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and a condensed cyclic compound of Formula 1. The emission layer includes a host and a dopant, and the condensed cyclic compound acts as the dopant.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: July 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyejin Jung, Sooyon Kim, Youngkook Kim, Sanghyun Han, Seokhwan Hwang
  • Patent number: 10008676
    Abstract: An organic light-emitting device includes a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a compound of Formula 1: wherein R1, R2, X, m, and n in Formula 1 are as defined in the specification.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: June 26, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Han, Kwanghyun Kim, Sooyon Kim, Haejin Kim, Youngkook Kim, Seokhwan Hwang, Jongwoo Kim
  • Patent number: 9997720
    Abstract: An organic light emitting display element according to an example embodiment includes: a first electrode, an emission layer positioned on the first electrode, and a second electrode positioned on the emission layer, in which the emission layer includes at least one of the compounds represented by the following Chemical Formulas 1 to 3.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: June 12, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myeong Suk Kim, Dae Yup Shin, Sung Wook Kim, Hwan Hee Cho
  • Patent number: 9985215
    Abstract: The compound represented by the following general formula is useful as a light-emitting material for an organic light-emitting device. Z1, Z2 and Z3 in the following general formula each independently represent a substituent.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: May 29, 2018
    Assignee: KYULUX, INC.
    Inventors: Chihaya Adachi, Tetsuya Nakagawa, Jie Li
  • Patent number: 9966538
    Abstract: A novel compound for improving the power efficiency and the lifespan of a light-emitting element, and a light-emitting element and an electronic device including the same are provided. And the new compound may provide excellent light-emitting efficiency and extended lifespan, and may improve thermal stability (heat resistance) for the electronic device.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: May 8, 2018
    Assignee: LMS CO., LTD.
    Inventors: Jeong Og Choi, Joon Ho Jung, Oh Kwan Kwon
  • Patent number: 9842998
    Abstract: In a novel compound, and a light emitting diode and an electronic apparatus including the same, the novel compound is represented by the following Chemical Formula 1.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: December 12, 2017
    Assignee: LMS CO., LTD.
    Inventors: Jeong Og Choi, Joon Ho Jung, Oh Kwan Kwon