Patents Examined by Robert S. Loewe
  • Patent number: 11827623
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: November 28, 2023
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Geon-Yu Park, Seung-Gyu Yang, Eui-Jeong Choi, Dong-Jun Kim
  • Patent number: 11827649
    Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, R1 to R12 and R16 are the same as described in the specification.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoonhyun Kwak, Kum Hee Lee, Whail Choi, Kyuyoung Hwang, Seungyeon Kwak, Sangdong Kim, Sunghun Lee, Kyuhyun Im, Yongsuk Cho, Jongwon Choi
  • Patent number: 11827648
    Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, R1 to R12 and R16 are the same as described in the specification.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoonhyun Kwak, Kum Hee Lee, Whail Choi, Kyuyoung Hwang, Seungyeon Kwak, Sangdong Kim, Sunghun Lee, Kyuhyun Im, Yongsuk Cho, Jongwon Choi
  • Patent number: 11821075
    Abstract: A bioactive coated substrate includes a base substrate, an outermost bioactive layer disposed over the base substrate, and a topcoat layer disposed on the outermost bioactive layer. Characteristically, the topcoat layer defines a plurality of pinholes that expose the outermost bioactive layer. A method for forming the bioactive coated substrate is also provided.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: November 21, 2023
    Assignee: Vapor Technologies, Inc.
    Inventors: Patrick Anthony Sullivan, Bryce Randolph Anton
  • Patent number: 11825744
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode and a second electrode facing each other, and at least one organic layer disposed between the first electrode and the second electrode, wherein at least one organic layer includes a condensed cyclic compound represented by Formula 1, thereby showing improved device efficiency and life.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 11814519
    Abstract: A nitric oxide-releasing 3D printing ink is described for its composition and uses in fabricating a plurality of types of nitric oxide-releasing medical devices. The printing ink composition comprises a mixture of at least one nitric oxide donor and at least one polymer. The nitric oxide-releasing medical device is manufactured by 3D printing technology and provides antimicrobial and/or antithrombus effects by releasing nitric oxide in the presence of moisture.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: November 14, 2023
    Assignee: VIRGINIA COMMONWEALTH UNIVERSITY
    Inventors: Xuewei Wang, Hong Zhao, Yuanhang Yang, Wuwei Li
  • Patent number: 11818908
    Abstract: A thin film electroluminescent device, a preparation method thereof, and an electronic device are provided. The thin film electroluminescent device includes a first electrode, a functional structural layer disposed on the first electrode, a second electrode disposed on the functional structural layer, and a cover layer disposed on a side of the second electrode away from the first electrode. The cover layer includes an ionic compound having a chemical formula of AX2, wherein A is selected from divalent metal, and X is selected from halogen.
    Type: Grant
    Filed: September 29, 2019
    Date of Patent: November 14, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xu Wang, Yue Zhang, Xianjie Li, Munjae Lee, Tao Li, Junyou Pan, Jiahui Tan, Xi Yang
  • Patent number: 11812660
    Abstract: An organic compound, an electroluminescent material and its application are provided in the present disclosure. The organic compound includes a structure: X is selected from O, S, N—RN1, and CRC1RC2; Y is selected from O, S, N—RN2, CRC3RC4, O?S?O, SiRS1RS2, O?P—Ar1, and S?P—Ar2, RN1, RN2, RC1, RC2, RC3, RC4, RS1, and RS2 are each independently selected from C1˜C20 linear or branched alkyl, C6˜C40 aryl, and C3˜C40 heteroaryl; Ar1 and Ar2 are each independently selected from C6˜C40 aryl and C3˜C40 heteroaryl; L1, L2, L3, L4, and L5 are each independently selected from a single bond, C6˜C40 arylene, and C3˜C40 heteroarylene; R1, R2, R3, R4, and R5 are each independently selected from deuterium, C1˜C20 linear or branched alkyl, C1˜C20 alkoxy, C1˜C20 alkylthio, C3˜C20 cycloalkyl, C6˜C40 aryl, C3˜C40 heteroaryl, and C6˜C40 arylamino; and n1, n2, n3, n4, n5, m1, m2, m3, m4, and m5 are integers each independently selected from 0-2.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: November 7, 2023
    Assignees: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH
    Inventors: Quan Ran, Wei Gao, Lei Zhang, Wenpeng Dai
  • Patent number: 11812658
    Abstract: Provided is a compound of Chemical Formula 1: wherein: R1 to R4 are each independently hydrogen, or groups adjacent to each other can bond to form a substituted or unsubstituted monocyclic or polycyclic ring; L is a direct bond or a substituted or unsubstituted arylene group; and Ar is Chemical Formula D: wherein: Y1 to Y5 each independently is N or CR; at least one of Y1 to Y5 is N; R is hydrogen, deuterium, a halogen group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, and adjacent Rs can bond to each other to form a substituted or unsubstituted ring; and when R is two or more, the Rs are the same as or different from each other, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: November 7, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Minjun Kim, Kongkyeom Kim, Min Woo Lee, Donghee Kim
  • Patent number: 11807632
    Abstract: A novel heterocyclic compound of Chemical Formula 1 and an organic light emitting device including the same. wherein one of Ar1 to Ar3 is of the following Chemical Formula 2, and one of Ar4 to Ar7 is a substituted or unsubstituted dibenzofuran; or a substituted or unsubstituted dibenzothiophene, the rest being hydrogen.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: November 7, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boon Jae Jang, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Patent number: 11802124
    Abstract: A compound of Chemical Formula 1, and an organic light emitting device including the same.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: October 31, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Hongsik Yoon, Jin Joo Kim, Wanpyo Hong, Dong Hoon Lee, Min Woo Jung, Jungha Lee
  • Patent number: 11800793
    Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may have high emission efficiency.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: October 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hankyu Pak, Mun-ki Sim, Seokhwan Hwang, Junha Park, Jang Yeol Baek, Keigo Hoshi, Yuuki Miyazaki, Hyoyoung Lee, Minjung Jung, Sun Young Pak, Chanseok Oh
  • Patent number: 11795243
    Abstract: The present invention relates to a modified polymer having the structure of Formula (I) and Formula (IV): wherein A, R1, R2, R3, a, and n are as described herein and wherein R, R?, R?, x, and k are as described herein and methods for preparation thereof. The present invention also relates to a compound having the structure of Formula (II): wherein A, R1, R2, R3, a, and n are as described herein. The present invention also relates to a process for polymerizing unsaturated hydrocarbon monomers.
    Type: Grant
    Filed: January 11, 2021
    Date of Patent: October 24, 2023
    Assignees: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC., KUMHO PETROCHEMICAL
    Inventors: Aaron David Sadow, Bradley M. Schmidt, Gwanghoon Kwag, Hanbaek Lee, Dong Eun Kang
  • Patent number: 11787822
    Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: October 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soo-byung Ko, Mieun Jun, Sungbum Kim, Mina Jeon, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11793069
    Abstract: The present invention provides with an electron-accepting compound having a structure of the following formula (1):
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: October 17, 2023
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hideki Gorohmaru, Kazuki Okabe, Koichiro Iida, Tomokazu Umemoto, Yoshimasa Bando, Koichi Ishibashi, Yoshiko Kajiyama, Tomohiro Abe
  • Patent number: 11787789
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: October 17, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun Park, Won Sam Kim, Jung Hwan Park, Hak Young Lee, Min Ji Jo
  • Patent number: 11787952
    Abstract: Disclosed herein are zwitterionic monomers, non-zwitterionic monomers, polyzwitterionic polymers formed therefrom; surface functionalization; surface modification; and articles containing any such compositions or surfaces formed therefrom.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: October 17, 2023
    Assignee: ABF Technologies, LLC
    Inventors: Laurie Lawin, Anthony Gerten, Logan Sanow
  • Patent number: 11773213
    Abstract: A thermally stable and solvent resistant conductive polymer composite and its manufacturing friendly preparation method are disclosed. The disclosed composite presents great electrical conductivity with thermal stability and solvent resistance. A method of mixing a host thiophene conjugated polymer and a crosslinkable silane precursor simultaneously introduces both dopant and rigid cross-linked siloxane network into polymer system. The thin film made by the disclosed thermally stable and solvent resistant conductive polymer composite can be applied to fabricate various devices.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: October 3, 2023
    Assignee: AMBILIGHT INC.
    Inventors: Jiazhi He, Liyan You, Jianguo Mei
  • Patent number: 11773249
    Abstract: Provided is a thermoplastic resin composition and a molded article excellent in balance of color developability and low-temperature impact resistance, where a polyorganosiloxane-containing graft copolymer in which a rubber (A) containing a polyorganosiloxane (A1) and a vinyl polymer (A2) is grafted with a vinyl monomer (b), wherein the vinyl polymer (A2) includes 90 to 100% by mass of a monofunctional vinyl monomer (a1) and 10 to 0% by mass of a polyfunctional vinyl monomer (a2) with respect to 100% by mass of the vinyl polymer (A2), wherein the glass transition temperature of the homopolymer of the monofunctional vinyl monomer (a1) is 0° C. or higher, and the peak of tan ? of the polyorganosiloxane-containing graft copolymer is in the range of ?125° C. to ?90° C.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: October 3, 2023
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kenta Takemasu, Ayaka Wakita, Shinji Matsuoka, Mitsufumi Nodono, Naotaka Suenaga
  • Patent number: 11767516
    Abstract: Provided are thiol-acrylate hydrogels and tunable cell culture materials including thiol-acrylate hydrogels, and methods of making thereof. Also provided are systems for forming three-dimensional cell culture scaffolds including the materials, and methods of culturing cells, including cancer cells, using thiol-acrylate hydrogels and tunable cell culture materials. The materials herein can be used in microfluidic droplet-generating devices.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: September 26, 2023
    Assignee: Board of Supervisors of Louisiana State University
    Inventors: Adam Melvin, John Pojman, Anowar Khan