Patents by Inventor Han-Chul Jang

Han-Chul Jang 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).

  • FLOORING MATERIAL
    Publication number: 20120301727
    Abstract: The present invention provides flooring material which comprises a thermal conductive base material with a resin film including a carbon nano-tube; or a thermal conductive sheet. The flooring material of the present invention has high floor heating efficiency because thermal conduction is high and can save energy.
    Type: Application
    Filed: February 9, 2011
    Publication date: November 29, 2012
    Inventors: Chul Hyun Kim, Han Chul Jang
  • Plastic floorings using concave portions and convex portions
    Patent number: 6865856
    Abstract: The present invention relates to a new plastic flooring that is assembled by concave portions and convex portions. The plastic flooring provides space between the concave portions and convex portions. The space absorbs the heat expansion of the plastic flooring such that the deformation of the plastic flooring is prevented. Also, the space stores an adhesive on a bottom floor such that crevices between the plastic flooring are prevented.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: March 15, 2005
    Assignee: LG Chem, Ltd.
    Inventors: Young-Gi Kim, Sung-Chan Park, Han-Chul Jang
  • Plastic floorings using concave portions and convex portions
    Publication number: 20040045247
    Abstract: Disclosed is a new plastic flooring that is assembled by concave portions and convex portions. The plastic flooring provides space between the concave portions and convex portions. The space absorbs the heat expansion of the plastic flooring such that the deformation of the plastic flooring is prevented. Also, the space stores an adhesive on a bottom floor such that crevices between the plastic flooring are prevented.
    Type: Application
    Filed: June 13, 2003
    Publication date: March 11, 2004
    Inventors: Young-Gi Kim, Sung-Chan Park, Han-Chul Jang