Patents by Inventor Junseok NAM

Junseok NAM 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).

  • Water curtain head for preventing fire spread between floors in curtain wall building
    Patent number: 11027159
    Abstract: A water curtain head according to the present invention may comprise: a head body which is connected to a water supply pipe installed in an inner side of a building and has a water-releasing opening; and a deflector arranged adjacent to the water-releasing opening to allow water discharged by the water-releasing opening to pass therethrough. The deflector may comprise: a first spray nozzle formed on the front surface of the deflector to penetrate the front surface of the deflector; and a second spray nozzle formed to be recessed inward from a side surface of the deflector by a predetermined section.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: June 8, 2021
    Assignees: Paratech Company Limited, Korea Fire Industry Technology Institute, Chung Ang University Industry Academic Cooperation Foundation
    Inventors: Dongjoon Kim, Junseok Nam, Hongsun Ryou
  • Double-frequency power-driven inductively coupled plasma torch, and apparatus for generating nanoparticle using same
    Patent number: 10785860
    Abstract: A dual frequency power-driven inductively coupled plasma torch according to an exemplary embodiment of the present invention includes: a hollow confinement tube provided with a space in which thermal plasma is formed; an induction coil that surrounds the confinement tube; and a power supply source that supplies power to the induction coil, wherein the power supply source may supply at least two powers having different frequencies to the induction coil.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: September 22, 2020
    Assignees: KOREA INSTITUTE OF MACHINERY & MATERIALS, INDUSTRIAL COOPERATION FOUNDATION OF CHONBUK NATIONAL UNIVERSITY
    Inventors: Hee-Chang Park, Dong-Won Yun, Jun-Ho Seo, Junseok Nam, Mi-Yeon Lee, Jeong-Soo Kim
  • WATER CURTAIN HEAD FOR PREVENTING FIRE SPREAD BETWEEN FLOORS IN CURTAIN WALL BUILDING
    Publication number: 20190060688
    Abstract: A water curtain head according to the present invention may comprise: a head body which is connected to a water supply pipe installed in an inner side of a building and has a water-releasing opening; and a deflector arranged adjacent to the water-releasing opening to allow water discharged by the water-releasing opening to pass therethrough. The deflector may comprise: a first spray nozzle formed on the front surface of the deflector to penetrate the front surface of the deflector; and a second spray nozzle formed to be recessed inward from a side surface of the deflector by a predetermined section.
    Type: Application
    Filed: November 1, 2016
    Publication date: February 28, 2019
    Applicants: Paratech Company Limited, Korea Fire Industry Technology Institute, Chung Ang University Industry Academic Cooperation Foundation
    Inventors: Dongjoon KIM, Junseok NAM, Hongsun RYOU
  • DOUBLE-FREQUENCY POWER-DRIVEN INDUCTIVELY COUPLED PLASMA TORCH, AND APPARATUS FOR GENERATING NANOPARTICLE USING SAME
    Publication number: 20180192504
    Abstract: A dual frequency power-driven inductively coupled plasma torch according to an exemplary embodiment of the present invention includes: a hollow confinement tube provided with a space in which thermal plasma is formed; an induction coil that surrounds the confinement tube; and a power supply source that supplies power to the induction coil, wherein the power supply source may supply at least two powers having different frequencies to the induction coil.
    Type: Application
    Filed: June 23, 2016
    Publication date: July 5, 2018
    Applicants: Korea Institute of Machinery & Materials, Industrial Cooperation Foundation of Chonbuk National University
    Inventors: Hee-Chang PARK, Dong-Won YUN, Jun-Ho SEO, Junseok NAM, Mi-Yeon LEE, Jeong-Soo KIM