Patents Examined by Robert S. Loewe
  • Patent number: 12291456
    Abstract: Organosilicon chemistry, polymer derived ceramic materials, and methods. Such materials and methods for making polysilocarb (SiOC) and Silicon Carbide (SiC) materials having 3-nines, 4-nines, 6-nines and greater purity. Processes and articles utilizing such high purity SiOC and SiC.
    Type: Grant
    Filed: June 19, 2022
    Date of Patent: May 6, 2025
    Assignee: Pallidus, Inc.
    Inventors: Douglas M. Dukes, Ashish P. Diwanji, Andrew R. Hopkins, Walter J. Sherwood, Mark S. Land, Glenn Sandgren, Brian L. Benac
  • Patent number: 12295259
    Abstract: A novel compound having excellent heat resistance, electron transport ability and luminescence is disclosed. An organic EL device which includes the novel compound in one or more organic layers, has improved characteristics, such as luminous efficiency, driving voltage, and lifespan.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: May 6, 2025
    Assignee: SOLUS ADVANCED MATERIALS CO., LTD.
    Inventors: Woojae Park, Minsik Eum, Jaeyi Sim
  • Patent number: 12286447
    Abstract: Provided are organometallic compounds including a ligand LA having a structure of Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: April 29, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun Shih, Alexey Borisovich Dyatkin, Pierre-Luc T. Boudreault, Jui-Yi Tsai, Zhiqiang Ji
  • Patent number: 12289988
    Abstract: The present application provides a nitrogen-containing compounds represented by formula I-A, electronic elements and electronic devices. The application relates to the field of organic material. The nitrogen-containing compounds can improve the performance of electronic elements.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: April 29, 2025
    Assignee: SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD.
    Inventors: Tiantian Ma, Qiqi Nie, Jiamei Cao
  • Patent number: 12286444
    Abstract: An organic compound represented by formula [1] or [2]: where X1 to X20 are each independently selected from a hydrogen atom, a halogen atom, and alkyl, alkoxy, amino, aromatic hydrocarbon, heterocyclic, aryloxy, heteroaryloxy, silyl, and cyano groups, in which at least one of X1 to X10 and at least one of X11 to X20 are each an amino group or a group containing an amino group; Y1 and Y3 are each oxygen, sulfur, selenium, tellurium, a carbonyl group, or a CR1R2 group and are optionally the same or different, in which R1 and R2 are each independently selected from a hydrogen atom, a halogen atom, and alkyl, alkoxy, amino, aromatic hydrocarbon, heterocyclic, aryloxy, heteroaryloxy, silyl, and cyano groups, and Y2 and Y4 are each oxygen, sulfur, selenium, or tellurium and are optionally the same or different.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: April 29, 2025
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hirokazu Miyashita, Naoki Yamada, Yosuke Nishide, Jun Kamatani
  • Patent number: 12289996
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having higher luminous efficiency and/or longer lifetime properties as compared with a conventional organic electroluminescent device.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: April 29, 2025
    Assignee: DuPont Specialty Materials Korea Ltd.
    Inventors: So-Young Jung, Su-Hyun Lee, Mi-Ja Lee, Doo-Hyeon Moon, Sang-Hee Cho
  • Patent number: 12284913
    Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: April 22, 2025
    Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
  • Patent number: 12281129
    Abstract: Provided are organometallic compounds including a ligand LA of the following Formula I Also provided are formulations including these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: April 22, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: George Fitzgerald, Joseph A. Macor, Jason Brooks, Hsiao-Fan Chen, Geza Szigethy, Diana Drennan, Wystan Neil Palmer, Wei-Chun Shih, Pierre-Luc T. Boudreault, Zhiqiang Ji, Woo-Young So, Noah Horwitz
  • Patent number: 12279519
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first host and a second host which are different from each other, a first dopant including an organic metal complex containing Ir, Ru, Rh, Pt, Pd, Cu, or Os as a central metal atom, and a second dopant represented by Formula D-2 below, and thereby the organic electroluminescence device may exhibit high luminous efficiency and long service life characteristics.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: April 15, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyejin Jung, Minje Kim, Eung Do Kim, Hyunyoung Kim, Hyojeong Kim, Hyosup Shin, Seokgyu Yoon, Youngki Lee, Jungsub Lee, Jiyoung Lee, Kunwook Cho, Hyeon Gu Cho, Minsoo Choi, Youngeun Choi, Hyein Jeong
  • Patent number: 12274157
    Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: April 8, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. Margulies, Zhiqiang Ji, Jui-Yi Tsai, Chun Lin, Alexey Borisovich Dyatkin, Mingjuan Su, Bin Ma, Michael S. Weaver, Julia J. Brown, Lichang Zeng, Walter Yeager, Alan Deangelis, Chuanjun Xia
  • Patent number: 12269950
    Abstract: A composition and a method for preparing a polymer composite article. The composition comprises (A) a filler in an amount of from 10 to 90 wt. The composition also comprises (B) a polymer in an amount of from 10 to 90 wt. %, wherein the (B) polymer is selected from polyolefins, polyamides, polyesters, or combinations thereof. Further, the composition comprises (C) an organopolysiloxane in an amount of from greater than 0 to 10 wt. %; the (C) organopolysiloxane having at least one silicon-bonded hydroxyl group and a viscosity of from 1,000 to 60,000 mPa·s at 25° C. The ranges for components (A)-(C) arc based on the total weight of components (A), (B) and (C) in the composition.
    Type: Grant
    Filed: December 6, 2023
    Date of Patent: April 8, 2025
    Assignees: DOW SILICONES CORPORATION, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Keith Bruce, Igor Chorvath, Marc-Andre Courtemanche, Jon V. Degroot, Jr., Sean Gaal, Craig Gross, James Keenihan, Shawn Mealey, Scott Miller, Tom Parsons, Andrew Schlader, Cristina Serrat, Lauren Tonge
  • Patent number: 12262632
    Abstract: A heterocyclic compound is represented by Formula 1, and an organic light-emitting device including the same. The substituents of Formula 1 are the same as defined in the detailed description.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: March 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im
  • Patent number: 12252499
    Abstract: A compound of the following Formula I is provided. In Formula I, A is C, B, Si, Ge, or Sn; each of X1 to X22 is independently C or N; Z1 and Z2 are each independently B or N; when A is B, one of X4, X5, X12, and X22 is N, and the remainder are C; when A is C, at least one of Z1 and Z2 is B; each of Y1, Y2, Y3, and Y4 is independently O, S, Se, NR, CRR?, SiRR?, GeRR?, and SnRR?; one of both of Y1 and Y2 are present; one of both of Y3 and Y4 are present; each R, R?, RA, RB, RC, RD, RE, and RF is independently hydrogen or a variety of substituents; and any two adjacent R, R?, RA, RB, RC, RD, RE, and RF can be joined or fused to form a ring. Devices, consumer products, and formulations including the compound are also disclosed.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: March 18, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Peter Wolohan, Tyler Fleetham, Hsiao-Fan Chen
  • Patent number: 12250878
    Abstract: A light-emitting diode may include a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode, the at least one functional layer including an amine compound represented by Formula 1. The light-emitting diode may exhibit high luminous efficiency properties and improved lifetime properties.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: March 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hankyu Pak, Eunjae Jeong, Sanghyun Han, Dongjun Kim, Minji Kim, Sohee Jo
  • Patent number: 12247041
    Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.
    Type: Grant
    Filed: June 23, 2023
    Date of Patent: March 11, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang Ji, Jui-Yi Tsai, Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Eric Margulies, Pierre-Luc T. Boudreault
  • Patent number: 12245501
    Abstract: The present invention relates to an organic electronic device and a compound comprised therein wherein the compound is represented by the Formula (I): HAr-L-Ar1—(—R1)m.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: March 4, 2025
    Assignee: Novaled GmbH
    Inventor: Benjamin Schulze
  • Patent number: 12245504
    Abstract: Provided are novel organic compounds having a structure of Formula I: Also provided are formulations having these organic compounds. Further provided are OLEDs and related consumer products that utilize these organic compounds.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: March 4, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler Fleetham, Morgan C. Macinnis, Noah Horwitz, Jerald Feldman, Hsiao-Fan Chen
  • Patent number: 12245499
    Abstract: Provided are a heterocyclic compound having a novel structure 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, an organic layer between the first electrode and the second electrode and including an emission layer, and the organic layer includes the heterocyclic compound.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: March 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im
  • Patent number: 12239012
    Abstract: A compound is disclosed that is selected from the group consisting of a structure having and a structure having
    Type: Grant
    Filed: May 24, 2023
    Date of Patent: February 25, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan Chen, Jason Brooks, Douglas Williams, Charles J. Stanton, III, Eugene S. Gutman, Wei Bao
  • Patent number: 12239013
    Abstract: Provided is an OLED structure includes an organic layer having a primary phosphorescent emitter and a first host; where one of the following conditions is true: (1) the organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer where the second organic layer includes a secondary emitter. The primary phosphorescent emitter has a peak emission wavelength ?max that is ?600 nm and ?750 nm; the secondary emitter has a peak emission wavelength ?max that is ?750 nm; the primary phosphorescent emitter is capable of transferring energy to the secondary emitter; the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter; the primary phosphorescent emitter has the formula Pt(L1)m; L1 can represent one or more ligands that are the same or different; each L1 is independently monodentate or multidentate; and m represents a maximum possible number of ligands L1 that can coordinate to Pt.
    Type: Grant
    Filed: August 3, 2023
    Date of Patent: February 25, 2025
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. Margulies, Zhiqiang Ji, Nicholas J. Thompson, Geza Szigethy, Michael S. Weaver, Jerald Feldman