Patents by Inventor Seok Hyeon PARK

Seok Hyeon PARK 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).

  • Publication number: 20220307653
    Abstract: A valve recovery control apparatus for a hydrogen tank, may recover an excess flow valve to an original state upon operation of the excess flow valve mounted on the hydrogen tank, securing stability of hydrogen supply to the fuel cell.
    Type: Application
    Filed: February 24, 2022
    Publication date: September 29, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventor: Seok Hyeon PARK
  • Publication number: 20220278298
    Abstract: A method for manufacturing a sealing structure may comprise the steps of: providing a substrate in a chamber; forming a first material layer containing a silicon nitride (SiNx) on the substrate; and forming a second material layer containing a silicon oxide (SiOx) on the first material layer, wherein the step of forming the first material layer and the step of forming the second material layer are performed by a plasma-enhanced atomic layer deposition (PEALD) method.
    Type: Application
    Filed: August 3, 2020
    Publication date: September 1, 2022
    Inventors: Jin-Seong PARK, Ju-Hwan HAN, Seong-Hyeon LEE, Seok-Goo JEONG
  • Publication number: 20220255021
    Abstract: Disclosed herein is an organic light emitting diode including a novel anthracene compound. More particularly, an organic light emitting diode including an anthracene compound represented by Chemical Formula A; and a compound represented by Chemical Formula B-1 or B-2 is provided. Chemical Formulas A, B-1, and B-2 are as defined in the description.
    Type: Application
    Filed: January 14, 2022
    Publication date: August 11, 2022
    Inventors: Se-Jin Lee, Si-In KIM, Seok-Bae Park, Hee-Dae Kim, Yeong-Tae Choi, Seung-Soo Lee, Ji-Yung Kim, Kyeong-Hyeon Kim, Kyungtae Kim, Myeong-Jun Kim, Tae Gyun Lee, Joon-Ho Kim
  • Publication number: 20220223803
    Abstract: The present disclosure relates to an organic metal compound, an organic light emitting diode and organic light emitting device having the same, in particular, to an organic metal compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the organic metal compound. The OLED and the organic light emitting device including the organic metal compound can improve their luminous efficiency, luminous color purity and luminous lifespan.
    Type: Application
    Filed: October 21, 2021
    Publication date: July 14, 2022
    Applicants: LG DISPLAY CO., LTD., LT Materials Co.,Ltd
    Inventors: Sung-Jin PARK, Do-Han KIM, Hye-Seung KANG, Jae-Min MOON, Yoo-Jeong JEONG, Ji-Young KIM, Seok-Hyeon YU