Patents by Inventor Yong Hyen Jung

Yong Hyen Jung 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).

  • Arrangement structure of heat exchanger in condensing gas boiler
    Patent number: 7353781
    Abstract: An arrangement structure of heat exchangers in a condensing gas boiler is provided, which includes a casing provided with a combustion chamber therein, and a gas burner provided in the lower portion of the combustion chamber.
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: April 8, 2008
    Assignee: Kyungdong Navien Co., Ltd
    Inventors: Yong Hyen Jung, Woo Suk Hur
  • Arrangement structure of heat exchanger in condensing gas boiler
    Publication number: 20040031480
    Abstract: An arrangement structure of heat exchangers in a condensing gas boiler is provided, which includes a casing provided with a combustion chamber therein, and a gas burner provided in the lower portion of the combustion chamber.
    Type: Application
    Filed: May 22, 2003
    Publication date: February 19, 2004
    Inventors: Yong Hyen Jung, Woo Suk Hur