Patents by Inventor Huk Nyun Kim

Huk Nyun Kim 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).

  • Spherical heat storage capsule and process for the preparation thereof
    Patent number: 5709945
    Abstract: A spherical heat storage capsule having improved thermal properties includes a spherical core of a latent heat storage material having a diameter ranging from 0.1 to 10 mm, at least one layer of a hydrophobic wax and one to three layers of polymeric materials.
    Type: Grant
    Filed: October 7, 1994
    Date of Patent: January 20, 1998
    Assignee: Lucky Limited
    Inventors: Hyeon Kook Lee, Jung Hwan Park, Oh Ryong Kwon, Joon Kim, Huk Nyun Kim