Patents by Inventor Gum-Jong Lee

Gum-Jong Lee 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).

  • Cathode ray tube
    Patent number: 7462980
    Abstract: A cathode ray tube includes a panel with a sealing surface, and a funnel with a sealing surface contacting the sealing surface of the panel. The panel and the funnel each have a thickness varied at the sealing surface thereof.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: December 9, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Mun-Seong Kim, Joon-Soo Bae, Chang-Ryon Byon, Hoo-Deuk Kim, Rog Hur, Ho-Joong Lee, Gum-Jong Lee
  • Cathode ray tube
    Publication number: 20060082282
    Abstract: A cathode ray tube includes a panel with a sealing surface, and a funnel with a sealing surface contacting the sealing surface of the panel. The panel and the funnel each have a thickness varied at the sealing surface thereof.
    Type: Application
    Filed: September 14, 2005
    Publication date: April 20, 2006
    Inventors: Mun-Seong Kim, Joon-Soo Bae, Chang-Ryon Byon, Hoo-Deuk Kim, Rog Hur, Ho-Joong Lee, Gum-Jong Lee