Patents Examined by Alexander C Kollias
  • Patent number: 12137606
    Abstract: A compound having a structure of Formula I, is provided. In Formula I, X1-X7, Z1 and Z2 are each independently C or N; Z3 is selected from BR?, NR?, PR?, O, S, Se, C?O, S?O, SO2, CR?R?, SiR?R?, and GeRR?; L is selected from O, S, and NR; C1, C2, and C3 are all carbon atoms; the bonds represent single bond or double bond to fulfill the valency requirement of a neutral compound; each R1, R2, R3, R, R?, R?, RA, and RB is independently hydrogen or a substituent; and any two of R1, R2, R3, R, R?, R?, RA, and RB can be joined or fused together to form a ring. Further provided are OLEDs and related consumer products that utilize these compounds.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: November 5, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Wei-Chun Shih, Walter Yeager, Pierre-Luc T. Boudreault
  • Patent number: 12137605
    Abstract: A compound comprising a hexadentate ligand of Formula I coordinated to a metal selected from the group consisting of iridium, rhodium, and osmium; wherein rings A, B, C, D, E, and F are independently a 5-membered or 6-membered heteroaryl ring, or a 6-membered aryl ring; T1, T2, T3, T4, T5, and T6 are independently selected from C or N, wherein two to four of T1 to T6 are C, and two to four of T1 to T6 are N; Z1, Z2, Z3, and Z4 are independently selected from C or N, wherein if Z1 and Z2 are each N then T1 is a carbene carbon and two of T2 to T6 are N; Y1 and Y2 are independently selected from the group consisting of CR, SiR, B, or N; W1-W7 are independently selected from the group consisting of a direct bond, BR, BRR?, NR, PR, O, S, Se, C?X, S?O, SO2, CR, CRR?, SiRR?, GeRR?, alkyl, cycloalkyl, aryl, heteroaryl, and combinations thereof; wherein X is selected from the group consisting of O, S, Se, NR?, and CR?R??; RA to RF independently represent mono to the maximum allowable substitution, or no substitu
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: November 5, 2024
    Inventors: Jui-Yi Tsai, Pierre-Luc T. Boudreault, Morgan C MacInnis, Alexey Borisovich Dyatkin, Llorenç Benavent, Miguel A. Esteruelas, Ana M. Lopez, Enrique Onate
  • Patent number: 12133454
    Abstract: An organic electroluminescence device includes a first and electrodes, sandwiching the following layers: a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer. The emission layer includes a polycyclic compound represented by the following structure: wherein each of X1 to X10 is independently carbon or nitrogen, and each of R1 to R5 is independently a hydrogen atom, a deuterium atom, a substituted or unsubstituted amine group, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring. If all X1 to X10 are carbon, at least one of R4 and R5 is a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: October 29, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Tetsuji Hayano
  • Patent number: 12122793
    Abstract: A compound comprising a first bidentate ligand LA, wherein LA comprises a structure of Formula I; wherein Z is selected from the group consisting of O, S, NR, BR, CRKRL, SiRKRL, —CRKRLCRMRN—, —SiRKRLSiRMRN—, —CRKRLO—, —SiRKRLO—, and —CRK?CRL—; wherein ring A, ring B, and ring C are each independently a 5-membered carbocyclic ring, 5-membered heterocyclic ring, 6-membered carbocyclic ring or 6-membered heterocyclic ring; wherein LA is coordinated to a metal M forming a 5-membered chelate ring; wherein M is selected from the group consisting of Ir, Pt, Pd, Ru, Rh, Os, Re, Cu, Ag, and Au; wherein RA, RB, and RC each represent mono to the maximum allowable substitution, or no substitution; wherein each R, RK, RL, RM, RN, RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, car
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: October 22, 2024
    Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Walter Yeager, Pierre-Luc T. Boudreault, Zhiqiang Ji, Alan DeAngelis
  • Patent number: 12122900
    Abstract: Provided is an electromagnetic wave shielding and absorbing molded article which has an excellent shielding property and absorbency of electromagnetic waves of specific frequencies. The electromagnetic wave shielding and absorbing molded article includes a thermoplastic resin composition containing a thermoplastic resin and carbon fibers. The carbon fibers have a weighted average fiber length in the molded article in a range from 0.05 to 8.0 mm, and the content ratio of the carbon fibers in the molded article is from 0.05 to 45 mass %. The electromagnetic wave shielding and absorbing molded article has a thickness from 0.01 mm to 5 mm, a shielding property of 10 dB or greater and an absorbency of 5% or greater for electromagnetic waves having any frequency in a frequency domain from 59 GHz to 100 GHz.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 22, 2024
    Assignee: DAICEL POLYMER LTD.
    Inventors: Takafumi Ueda, Hirotomo Katano, Hiroshi Katayama
  • Patent number: 12116377
    Abstract: The present disclosure provides an organometallic compound below and an organic light emitting diode and an organic light emitting display device including the organometallic compound.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: October 15, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jun Park, Do-Han Kim, Hye-Seung Kang, Jae-Min Moon
  • Patent number: 12108659
    Abstract: Disclosed is an organic electroluminescent device. More specifically, disclosed is an organic electroluminescent device comprising at least one organic layer comprising at least two dopant compounds therein. The electroluminescent device employs both of a boron-based dopant and a pyrene-based dopant to provide improved color characteristics, efficiency and lifespan.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: October 1, 2024
    Assignees: LG Display Co., Ltd., Material Science Co., Ltd.
    Inventors: Inbum Song, Seunghee Yoon, Sang-Hoon Hong, Hyun Bin Kang, Jaemin Ryu
  • Patent number: 12101996
    Abstract: An organometallic compound represented by Formula 1, a light-emitting device including the same, and an electronic apparatus including the light-emitting device are disclosed. In Formula 1, the substituents are as described in more detail in the specification.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: September 24, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunyoung Lee, Soobyung Ko, Haejin Kim, Sujin Shin, Eunsoo Ahn, Junghoon Han
  • Patent number: 12098267
    Abstract: A process to make a friable bale, and a friable bale formed from the same, wherein the friable bale is formed from a composition comprising coated polymer particles, which comprise polymer particles formed from a polymer composition comprising an olefin-based polymer, and a coating formed from a coating composition comprising an aqueous metal acid dispersion, and an aqueous polysiloxane emulsion, and wherein the friable bale has a compression force ?1.00 MPa.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: September 24, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Guang Ming Li, Shrikant Dhodapkar, Rerni A. Trottier, Gerrit Grootenzerink, Jozef J. I. Van Dun
  • Patent number: 12089496
    Abstract: A fluorescent material is provided. The fluorescent material has a molecular structure of electron donors in combination with electron acceptors. Based on the structure of triphenyl borane and triphenyl amine, by adjusting the structure of different electron-donating units, the overall charge transfer strength is adjusted, and the electron-donating ability is changed, so as to obtain the fluorescent material having a lower energy level difference between singlet and triplet states, a higher luminous efficiency, and an accelerated reverse intersystem crossing constant, thereby obtaining a electroluminescent device with a high luminous efficiency.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: September 10, 2024
    Assignees: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: You Xiong
  • Patent number: 12054641
    Abstract: An antibacterial coated product includes, on a base material, a coating film of an antibacterial coating material that contains at least composite ceramic powders containing a photocatalytic component, adsorbent component, and metal component, and a binder, wherein the antibacterial activity (JIS Z 2801: 2010) of the coating film is 2.0 or higher and the requirement(s) of (1) and/or (2) below is/are satisfied: (1) with respect to the composite ceramic powder in the antibacterial coating material, the volume average dispersed particle diameter (D50) is 250 nm or smaller, and the ratio of the 90% cumulative volume particle diameter (D90) and the volume average dispersed particle diameter (D50), or D90/D50, is 1.5 or lower; and (2) the thickness of the coating film is 80 ?m or smaller and the haze (JIS K 7136: 2000) of the antibacterial coated product or coating film is 25 or lower.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: August 6, 2024
    Assignee: KUBOI COATING WORKS CO., LTD.
    Inventors: Kaname Kuboi, Nobushige Numa, Kaoru Shibata
  • Patent number: 12052914
    Abstract: An organic light-emitting device and an amine compound, the amine compound being represented by Formula 1:
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: July 30, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jongwoo Kim, Dongjun Kim, Jangyeol Baek, Eunjae Jeong, Sanghyun Han, Youngkook Kim, Seokhwan Hwang
  • Patent number: 12052916
    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 may be understood by referring to the descriptions of M, L1, L2, n1, and n2 respectively as disclosed herein.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: July 30, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byungjoon Kang, Seungyeon Kwak, Kum Hee Lee, Aram Jeon, Kyuyoung Hwang, Banglin Lee, Shingo Ishihara, Yuri Cho, Byoungki Choi, Seokhwan Hong
  • Patent number: 12043627
    Abstract: The present specification relates to a compound represented by Formula 1, and a color conversion film, a backlight unit, and a display device each including the compound.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: July 23, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Seonkyoung Son, Seongmi Cho, Hoyong Lee, Cheol Jun Song
  • Patent number: 12037479
    Abstract: The disclosure discloses a phosphorus-nitrogen-zinc two-dimensional supramolecular coated molybdenum disulfide hybrid flame retardant and application thereof, and belongs to the technical field of halogen-free flame retardant. Components of the phosphorus-nitrogen-zinc two-dimensional supramolecular coated molybdenum disulfide hybrid material in the disclosure include, by weight, 1-2 parts of molybdenum disulfide, 1-1.5 parts of zinc salt, 5-8 parts of a nitrogen-containing compound and 5-10 parts of a phosphorus-containing compound. As a flame retardant, the hybrid material of the disclosure effectively exerts an organic-inorganic synergistic flame retardant effect; the flame retardant efficiency of molybdenum disulfide is improved; the addition amount of the flame retardant in a matrix is reduced; the mechanical properties of the matrix can be improved at the same time; and the material has a very good application prospect.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: July 16, 2024
    Assignee: JIANGNAN UNIVERSITY
    Inventors: Shaohai Fu, Dong Wang, Hongyun Peng, Min Li, Liping Zhang, Anli Tian, Mingming Liu
  • Patent number: 12035613
    Abstract: Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: July 9, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Suman Layek, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Walter Yeager, Pierre-Luc T. Boudreault
  • Patent number: 12029119
    Abstract: Organic EL devices having excellent performance and electronic devices comprising the organic EL devices are provided. The organic EL device comprises a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises one or more layers that comprise a fluorescent emitting layer and the fluorescent emitting layer comprises a first compound represented by formula (P) and a second compound that is not the same as the first compound. The electronic device comprises the organic EL device. wherein, ?1, ?2, Z, RB, RC, m, and n are as defined in the description.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: July 2, 2024
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Ryota Takahashi, Satomi Tasaki, Yuichiro Kawamura, Hidetsugu Ikeda, Yuki Nakano, Masakazu Funahashi, Tomoki Kato
  • Patent number: 12022727
    Abstract: A compound including a first ligand LA of Formula I is disclosed. The compound is useful as an emitter in phosphorescent OLEDs.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: June 25, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Pierre-Luc T. Boudreault, Zhiqiang Ji, Bin Ma, Alan Deangelis, Alexey Borisovich Dyatkin, Jui-Yi Tsai
  • Patent number: 12018035
    Abstract: Provided are organoiridium compounds that are useful as emitters in OLEDs. The compounds have Formula I L1L2Ir-L-Ir-L3L4, where: L is a bis-bidentate ligand including two or more aromatic rings; one of the two or more aromatic rings is bonded to the two Ir atoms at the same time; and each of L1, L2, L3, and L4 is independently a bidentate N-heterocyclic carbene ligand or a substituted or unsubstituted acetylacetonate ligand with L1, L2, L3, and L4 each being the same or different. Also provided are formulations including these organoiridium compounds. Further provided are OLEDs and related consumer products that utilize these organoiridium compounds.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: June 25, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Wei-Chun Shih, Zhiqiang Ji, Pierre-Luc T. Boudreault, Miguel A. Esteruelas, Erik Mora, Enrique Oñate
  • Patent number: 11993619
    Abstract: Provided are a nitrogen-containing ring compound of the following Chemical Formula 1: and a color conversion film, a backlight unit and a display device including the same.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: May 28, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Hye Mi Oh, Dong Mok Shin