Patents by Inventor Yu-Hyoung LEE

Yu-Hyoung LEE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optical and electrical composite multimedia cable
    Patent number: 10564375
    Abstract: An optical and electrical composite multimedia cable including: an optical unit including a plurality of optical fibers and an optical-fiber protective layer, the optical-fiber protective layer formed by filling gaps between the optical fibers with curable resin and covering outer sides of the optical fibers with the curable resin and then curing the curable resin; a plurality of conductor units each including a conductor and an insulator covering the conductor; and an outer jacket provided around the optical unit and the conductor units.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: February 18, 2020
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Man-Su Lee, Yu-Hyoung Lee, Young-Ho Jun, Tae-Kyung Yook
  • OPTICAL AND ELECTRICAL COMPOSITE MULTIMEDIA CABLE
    Publication number: 20180224617
    Abstract: An optical and electrical composite multimedia cable including: an optical unit including a plurality of optical fibers and an optical-fiber protective layer, the optical-fiber protective layer formed by filling gaps between the optical fibers with curable resin and covering outer sides of the optical fibers with the curable resin and then curing the curable resin; a plurality of conductor units each including a conductor and an insulator covering the conductor; and an outer jacket provided around the optical unit and the conductor units.
    Type: Application
    Filed: June 11, 2015
    Publication date: August 9, 2018
    Applicant: LS Cable & System LTD.
    Inventors: Man-Su LEE, Yu-Hyoung LEE, Young-Ho JUN, Tae-Kyung YOOK
  • Composition for high strength loose tube type fiber optic cable with excellent flexibility and impact resistance
    Patent number: 8909015
    Abstract: Disclosed is a composition for a high strength loose tube type fiber optic cable with excellent flexibility and excellent impact resistance, which includes a polypropylene-polyethylene copolymer having a melt flow index (MFI) of 1.1 g/10 minutes to 3.0 g/10 minutes at 230° C. and a flexural modulus of 10,000 to 23,000 kg/cm2. A fiber optic cable including a loose tube formed with the composition for a high strength loose tube type fiber optic cable has excellent flexibility and impact resistance as well as excellent appearance.
    Type: Grant
    Filed: July 18, 2012
    Date of Patent: December 9, 2014
    Assignee: LS Cable & System Ltd.
    Inventors: Jeong-Eun Lim, Yu-Hyoung Lee, Gi-Joon Nam
  • COMPOSITION FOR HIGH STRENGTH LOOSE TUBE TYPE FIBER OPTIC CABLE WITH EXCELLENT FLEXIBILITY AND IMPACT RESISTANCE
    Publication number: 20140023331
    Abstract: Disclosed is a composition for a high strength loose tube type fiber optic cable with excellent flexibility and excellent impact resistance, which includes a polypropylene-polyethylene copolymer having a melt flow index (MFI) of 1.1 g/10 minutes to 3.0 g/10 minutes at 230° C. and a flexural modulus of 10,000 to 23,000 kg/cm2. A fiber optic cable including a loose tube formed with the composition for a high strength loose tube type fiber optic cable has excellent flexibility and impact resistance as well as excellent appearance.
    Type: Application
    Filed: July 18, 2012
    Publication date: January 23, 2014
    Applicant: LS Cable & System Ltd.
    Inventors: Jeong-Eun LIM, Yu-Hyoung LEE, Gi-Joon NAM