Patents by Inventor Myung-Heon KANG

Myung-Heon KANG 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).

  • PREPARING METHOD OF CATALYST FOR PREPARING LOW-DIAMETER CARBON NANOTUBE AND PREPARING METHOD OF CARBON NANOTUBE USING SAME
    Publication number: 20240132357
    Abstract: An embodiment of the present specification provides a method for preparing a catalyst for preparing a carbon nanotube, comprising: (a) dissolving a main catalyst precursor, a support precursor, a cocatalyst precursor and a precipitation inhibitor in a solvent to prepare a precursor solution; and (b) pyrolyzing the precursor solution by spraying the precursor solution into a reactor, wherein a mole fraction of the precipitation inhibitor to the cocatalyst precursor is 0.1 to 1.5.
    Type: Application
    Filed: October 19, 2023
    Publication date: April 25, 2024
    Applicant: KOREA KUMHO PETROCHEMICAL CO., LTD.
    Inventors: Myung Hoon JEONG, Hyun Tae KIM, Sang Hyo RYU, Chung Heon JEONG, Wan Sung LEE, Woo Ram JUNG, Chang Gu KANG
  • ELECTRONIC DEVICE AND METHOD OF MANUFACTURING HOUSING OF SAME
    Publication number: 20190027812
    Abstract: Various embodiments disclose an electronic device comprising a housing, said housing comprising: at least one metallic material portion; and a synthetic resin material portion, said synthetic resin material comprising a sealing resin, the synthetic resin material portion joined and injection molded to at least a part of the at least one metallic material portion, wherein the sealing resin is disposed at at least a portion of a joint between the metallic material portion and the synthetic resin material portion.
    Type: Application
    Filed: April 5, 2018
    Publication date: January 24, 2019
    Inventors: Koang-Soo KIM, Myung-Heon KANG, Seong-Hyeon KIM, Young-Tae LEE, Soon-Wan CHUNG, Eon-Seog CHEON