Patents by Inventor Joe-Oong Hahn

Joe-Oong Hahn 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).

  • Publication number: 20090091260
    Abstract: A protective layer for a plasma display panel (PDP) includes a single layer having a first magnesium oxide crystal doped with a first impurity and a second magnesium oxide crystal doped with a second impurity.
    Type: Application
    Filed: September 22, 2008
    Publication date: April 9, 2009
    Inventor: Joe-Oong Hahn
  • Publication number: 20090033224
    Abstract: A plasma display panel and a method of manufacturing the plasma display panel are provided. The plasma display panel includes: a plurality of substrates including a first substrate and a second substrate disposed to face the first substrate; a plurality of barrier ribs disposed between the first substrate and the second substrate and defining a plurality of discharge spaces; a plurality of discharge electrodes disposed between the first substrate and the second substrate; phosphor layers formed in the discharge spaces; and an external light shield layer formed inside the substrates.
    Type: Application
    Filed: July 24, 2008
    Publication date: February 5, 2009
    Inventors: Joe-Oong Hahn, Tae-Joung Kweon, Sung-Yong Lee, Yong-Woo Jung, Seung-Beom Seo, Jang-Woo Lee, Hee-Joun You