Patents Examined by Andrew K Bohaty
  • Patent number: 10559757
    Abstract: A compound represented by (Tr)n-Z is useful as a host material for delayed fluorescent materials. Tr represents a substituted or unsubstituted triphenylenyl group, and plural Tr's existing in the general formula (1) may be the same as or different from each other. Z represents a carbonyl group or a substituted or unsubstituted, n-valent aromatic hydrocarbon group. n represents an integer of 2 to 6, but when Z is a carbonyl group, n is 2.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: February 11, 2020
    Assignee: KYULUX, INC.
    Inventors: Hirokazu Kuwabara, Takumi Shibata, Takehiro Takahashi, William John Potscavage, Jr., Chihaya Adachi
  • Patent number: 10541371
    Abstract: Provided are a carbazole-based compound and an organic light-emitting device including the same. The carbazole-based compound may have the following general structure: wherein details and examples of L1 through L6, R1 through R6, a1 through a6, and b1 through b6 are provided.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: January 21, 2020
    Assignees: Samsung Display Co., Ltd., INDSUTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONA UNIVERSITY
    Inventors: Mikyung Kim, Heeyeon Kim, Yunhi Kim, Seongjong Park, Jaeyong Lee, Hyein Jeong, Jaeyoung Hwang
  • Patent number: 10541369
    Abstract: To provide an organic compound of excellent characteristics that exhibits excellent electron-injecting/transporting performance with hole blocking ability, and has high stability in the thin-film state, as material for an organic electroluminescent device having high efficiency and high durability, and to provide the organic electroluminescent device having high efficiency and high durability using the compound. An organic electroluminescent device includes a pair of electrodes, and one or more organic layers sandwiched between the pair of electrodes, wherein the compound of general formula (1) in which a substituted bipyridyl group and a pyridoindole ring structure are bonded via a phenylene group, is used as a constituent material of at least one organic layer.
    Type: Grant
    Filed: January 16, 2012
    Date of Patent: January 21, 2020
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Norimasa Yokoyama, Daizou Kanda, Shuichi Hayashi, Eiji Takahashi
  • Patent number: 10535823
    Abstract: A composite material which includes an organic compound and an inorganic compound and has a high carrier-transport property is provided. A composite material having a good property of carrier injection into an organic compound is provided. A composite material in which light absorption due to charge-transfer interaction is unlikely to occur is provided. A composite material having a high visible-light-transmitting property is provided. A composite material including a hydrocarbon compound and an inorganic compound exhibiting an electron-accepting property with respect to the hydrocarbon compound is provided. The hydrocarbon compound has a substituent bonded to a naphthalene skeleton, a phenanthrene skeleton, or a triphenylene skeleton and has a molecular weight of 350 to 2000, and the substituent has one or more rings selected from a benzene ring, a naphthalene ring, a phenanthrene ring, and a triphenylene ring.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: January 14, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Kaori Ogita, Hiromi Nowatari, Harue Osaka, Takahiro Ushikubo, Satoshi Seo, Takako Takasu
  • Patent number: 10529929
    Abstract: According to one or more embodiments, 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, the organic layer including an emission layer, wherein the organic layer may include a first compound represented by one selected from Formulae 1-1 and 1-2, and a second compound represented by Formula 2:
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: January 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwan-Hee Cho, Myeong-Suk Kim, Hee-Yeon Kim, Chang-Woong Chu
  • Patent number: 10529928
    Abstract: Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I): wherein X1 and X2 are each independently C(Ra), and the two (Ra)s are the same or different; X3 and X4 are each independently C(Rb), and the two (Rb)s are the same or different; the two (Ra)s are joined together to form an aryl ring and the two (Rb)s are joined together to form an oxygen-containing heteroaryl ring, a sulfur-containing heteroaryl ring, or a polycyclic aromatic ring; wherein Y1 and Y2 are the same or different; Y1 and Y2 are each represented by NR?R?; R? and R? are the same or different; at least one of R? and R? is an aryl group.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: January 7, 2020
    Assignee: SHANGHAI NICHEM FINE CHEMICAL CO., LTD.
    Inventors: Chi-Chung Chen, Shwu-Ju Shieh, Liang-Di Liao, Hui-Ling Wu
  • Patent number: 10529930
    Abstract: Compounds of formula (1) that have functional substituents in a specific spatial arrangement, and electronic devices that include a compound of formula (1), and to the preparation of compounds of formula (1).
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: January 7, 2020
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Irina Martynova, Anja Jatsch, Thomas Eberle, Jonas Valentin Kroeber, Christof Pflumm
  • Patent number: 10514152
    Abstract: The invention provides a lighting device comprising a light source configured to provide light source light having a blue light component and a light converter configured to convert at least part of the light source light into converter light, wherein the light converter comprises a polymeric matrix (22) with a luminescent material, wherein the luminescent material comprises a luminescent molecule (300) comprising a first group (310) able to absorb at least part of the blue light component, and a second group (320) able to emit luminescent molecule light having a red light component, wherein the first group (310) is configured to transfer at least part of the energy acquired by the absorption of said blue light component to the second group (320) for generation of said luminescent molecule light having a red light component.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: December 24, 2019
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Johan Lub, Rifat Ata Mustafa Hikmet
  • Patent number: 10510966
    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 has an emission layer, wherein the emission layer includes a host and a thermally activated delayed fluorescent dopant, wherein the dopant includes a condensed cyclic compound represented by Formula 1, and wherein an amount of the dopant is smaller than that of the host: Ar1—Ar2??Formula 1 wherein Ar1 and Ar2 are the same as described in the specification.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: December 17, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Soonok Jeon, Masaki Numata, Saeyoun Lee, Hiroshi Miyazaki, Jhunmo Son, Myungsun Sim, Namheon Lee, Sooghang Ihn
  • Patent number: 10510968
    Abstract: Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: December 17, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Scott Beers, Chuanjun Xia, Harvey Wendt, Suman Layek
  • Patent number: 10505116
    Abstract: [Disclosed is] a high-efficiency and durable organic electroluminescent element having a low drive voltage, being an organic electroluminescent element having on a substrate a pair of electrodes comprising an anode and a cathode and at least one organic layer including a light-emitting layer between these electrodes, with this organic electroluminescent element containing a specific compound having a dibenzothiophene or dibenzofuran structure and a phenanthrene structure in at least one layer out of the aforementioned at least one organic layer. [Also disclosed is] this specific compound.
    Type: Grant
    Filed: July 20, 2011
    Date of Patent: December 10, 2019
    Assignee: UDC IRELAND LIMITED
    Inventors: Kousuke Watanabe, Wataru Sotoyama
  • Patent number: 10483466
    Abstract: A method for producing hole-transporting electrical layers includes reacting a functionalized organic matrix compound with at least one cross-linking reagent on a substrate, which thereby forms higher-molecular-weight compounds. The functionalized organic matrix compound may include particular constituents arranged in a particular chemical formula.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: November 19, 2019
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Guenter Schmid, Anna Maltenberger, Sebastien Pecqueur
  • Patent number: 10476008
    Abstract: A compound for an organic optoelectric device represented by Chemical Formula 1, a composition for an organic optoelectric device, and an organic optoelectric device and display device including the same are disclosed. Chemical Formula 1 is the same as defined in the specification.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: November 12, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Byungku Kim, Jinhyun Lui, Eun Sun Yu, Sangshin Lee, Chunkeun Jang, Sung-Hyun Jung, Ho Kuk Jung, Sujin Han
  • Patent number: 10457699
    Abstract: A compound that has the structure according to Formula M(LA)x(LB)y(LC)z: wherein ligand LA is ligand LB is and ligand LC is and devices and formulations containing these compounds are disclosed. In Formula M(LA)x(LB)y(LC)z: M is a metal having an atomic number greater than 40; x is 1 or 2; x+y+z is the oxidation state of the metal M; X1-X4 and A1-A8 are C or N; at least one of A1-A8 is N; X is O, S, or Se; two adjacent RB form a six-member aromatic ring E fused to ring B; wherein ring E can be substituted by RE; each RA-RE and R1-R4 is 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.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: October 29, 2019
    Assignee: Universal Display Corporation
    Inventors: Pierre-Luc T. Boudreault, Vadim Adamovich, Hitoshi Yamamoto, Harvey Wendt, Chuanjun Xia
  • Patent number: 10454042
    Abstract: An object of the present invention is to provide an organic electroluminescence device having excellent light emission efficiency and durability, in particular, durability when driving at a high temperature. Provided is an organic electroluminescence device including on a substrate a pair of electrodes, and at least one layer of an organic layer including a light emitting layer containing a light emitting material disposed between the electrodes, wherein the light emitting layer includes at least each one of specific indolocarbazole derivatives and specific condensed ring metal complexes.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: October 22, 2019
    Assignee: UDC IRELAND LIMITED
    Inventor: Eiji Fukuzaki
  • Patent number: 10454043
    Abstract: The present specification relates to a novel hetero-cyclic compound and an organic light emitting device using the same.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: October 22, 2019
    Assignee: HEESUNG MATERIAL LTD.
    Inventors: Mi-Jin Kim, Kee-Yong Kim, Yang-Soo Ha, Jin-Seok Choi, Dae-Hyuk Choi, Sung-Jin Eum, Joo-Dong Lee
  • Patent number: 10454036
    Abstract: The present invention relates to a polymeric charge transfer layer comprising a polymer and a p-dopant. The polymer comprises as polymerized units, Monomer A, Monomer B, and Monomer C crosslinking agent. The present invention further relates to an organic electronic device, especially an organic light emitting device containing the polymeric charge transfer layer.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: October 22, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials Korea Ltd., Rohm and Haas Electronic Materials LLC
    Inventors: Liam P. Spencer, Hong-Yeop Na, Yoo-Jin Doh, Chun Liu, Minrong Zhu, Jichang Feng, Zhengming Tang, Shaoguang Feng, Kenneth L. Kearns, Jr., Timothy De Vries, Sukrit Mukhopadhyay, John W. Kramer, Peter Trefonas, III, David D. Devore, William H. H. Woodward
  • Patent number: 10439147
    Abstract: Compounds exhibiting high hole mobility and/or high glass transition temperatures are provided which are of the formula [Ar1]m[Ar2]n wherein: m is an integer from 1-3 and n is an integer and may be 1 or 2; Ar1 represents a thianthrene residue having a linkage to Ar2 at one or two positions selected from ring positions 1-4 and 5-8 and optionally mono-, bi- or poly-substituted with C1-C4-alkyl-, C1-C4-alkoxy-, fluoro, phenyl or biphenyl which in the case of phenyl or biphenyl may be further substituted with C1-C4-alkyl-, C1-C4-alkoxy- or fluoro; Ar2 represents a residue derived from an arylamine in which the aryl rings are phenyl, naphthyl or anthracenyl optionally substituted with C1-C4-alkyl-, C1-C4-alkoxy- or fluoro, a polycyclic fused or chain aromatic ring system optionally containing nitrogen or sulphur and in a chain aromatic ring system optionally containing one or more chain oxygen or sulphur atoms, a triarylphosphine oxide or an arylsilane the rings of any of which are optionally substituted with C
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: October 8, 2019
    Assignee: Power OLEDs Limited
    Inventor: Poopathy Kathirgamanathan
  • Patent number: 10439151
    Abstract: The invention relates to an organic molecule, especially for use in optoelectronic components. According to the invention, the organic molecule contains a first chemical unit having a structure of formula I and two second chemical units each having a structure of formula II wherein the first chemical unit is joined to each of the two second chemical units via a single bond; wherein: T, V is independently an attachment point of the single bond between the chemical unit of formula I and a chemical unit of formula II or is H; and W, X, Y is independently an attachment point of the single bond between the chemical unit of formula I and a chemical unit of formula II or is selected from the group consisting of H, CN and CF3; and wherein exactly one radical selected from W, X and Y is CN or CF3 and exactly two radicals selected from the group consisting of T, V, W, X and Y are an attachment point of the single bond between the first chemical unit and a second chemical unit.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: October 8, 2019
    Assignee: CYNORA GMBH
    Inventors: Martina Fabio, Larissa Bergmann, Daniel Zink
  • Patent number: 10435596
    Abstract: The present invention relates to a pressure-sensitive adhesive composition and a pressure-sensitive adhesive film including the same, and provides a pressure-sensitive adhesive composition and a pressure-sensitive adhesive film which may prevent damage to an element from moisture contained in the composition, ionic substances, and other foreign substances, and effectively block electrochemical corrosion, thereby improving a lifetime and durability of an organic electronic device.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: October 8, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Yoon Gyung Cho, Hyun Jee Yoo, Kyung Yul Bae, Suk Ky Chang, Jung Sup Shim