Patents by Inventor Do Young Ok

Do Young Ok 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).

  • Patent number: 6678020
    Abstract: Discloses is a DC type plasma display panel for back light of liquid crystal display device. The disclosed DC type plasma display for back light comprises a rear substrate functioning as a cathode electrode; an anode electrode plate arranged over the rear substrate with a predetermined distance and having a plurality of holes therein; a seal frame sealing the rear substrate and the anode electrode plate by inserting between the rear substrate and the anode electrode plate; a front substrate arranged over the anode electrode plate with a predetermined distance and having a fluorescent layer formed on the down side thereof; a plurality of spacers interposed between the anode electrode plate and the front substrate; a seal paste sealing the edges of the anode electrode plate and the front substrate; and a discharge gas filled in the space between the rear substrate and the front substrate.
    Type: Grant
    Filed: November 7, 2001
    Date of Patent: January 13, 2004
    Assignee: Boe-Hydis Technology Co., Ltd.
    Inventors: Do Young Ok, Jun Ho Lee
  • Patent number: 6563266
    Abstract: Disclosed is an AC type plasma display panel for back light of liquid crystal display device. The disclosed comprises a rear substrate and a front substrate arranged opposite to each other with a predetermined distance; seal paste for sealing the edges of the substrates; a pair of discharge electrodes interposed between the rear substrate and the front substrate, having a plurality of holes and separated with a predetermined distance in a state of no contact with the substrates; and a plurality of spacers interposed between the rear substrate and discharge electrodes and between the front substrate and discharge electrodes in order to maintain distances.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: May 13, 2003
    Assignee: Boe-Hydis Technology Co., Ltd.
    Inventors: Do Young Ok, Jun Ho Lee
  • Publication number: 20020097348
    Abstract: Disclosed is a DC type plasma display panel for back light of liquid crystal display device.
    Type: Application
    Filed: November 7, 2001
    Publication date: July 25, 2002
    Inventors: Do Young Ok, Jun Ho Lee
  • Publication number: 20020060519
    Abstract: Disclosed is an AC type plasma display panel for back light of liquid crystal display device. The disclosed comprises a rear substrate and a front substrate arranged opposite to each other with a predetermined distance; seal paste for sealing the edges of the substrates; a pair of discharge electrodes interposed between the rear substrate and the front substrate, having a plurality of holes and separated with a predetermined distance in a state of no contact with the substrates; and a plurality of spacers interposed between the rear substrate and discharge electrodes and between the front substrate and discharge electrodes in order to maintain distances.
    Type: Application
    Filed: November 6, 2001
    Publication date: May 23, 2002
    Inventors: Do Young Ok, Jun Ho Lee
  • Patent number: 6232716
    Abstract: A plasma display panel comprising a transparent substrate having a first part, a second part and a third part, said second part located between said first part and said third part, a first electrode formed on the first part, a first dielectric layer formed on an entire surface of the transparent substrate with the first electrode, a fluorescent material coated on the first dielectric layer located over the second part, a second electrode vertically spaced from the first dielectric layer and having a prominence toward the first dielectric layer positioned on the third part, the second dielectric layer orthogonal to the first electrode, a third electrode formed on the second electrode positioned on the first electrode, a second dielectric layer vertically spaced from the first dielectric layer and formed under the second electrode including the prominence, the second dielectric layer contacted with the first dielectric layer formed in the third part, and a third dielectric layer formed on the second electrode i
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: May 15, 2001
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventors: Do Young Ok, Deuk Soo Pyun
  • Patent number: 6005345
    Abstract: A plasma display panel is disclosed including a transparent insulating substrate having a plurality of striped grooves, whose portions between the grooves serve as barrier ribs; vertical transparent electrodes each of which is formed in each groove; a fluorescent layer formed on the vertical transparent electrode; horizontal electrodes in strip arrangement having a predetermined distance between one another, and being perpendicular to the transparent vertical electrodes; and supporting means which are respectively located on the edge portions of the substrate for supporting the horizontal electrodes.
    Type: Grant
    Filed: April 21, 1997
    Date of Patent: December 21, 1999
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventors: Nak-Heon Choi, Do-Young Ok, Jin-Man Kim, Deuk-Soo Pyun
  • Patent number: 5925262
    Abstract: A plasma display panel is disclosed including: a transparent insulating substrate; a plurality of transparent electrodes in a strip arrangement with each electrode having a groove that runs along the median of its surface and has a predetermined width and depth at its center, and side walls on both sides of the groove, the side walls serving as barrier ribs; a fluorescent layer formed in each groove; and a plurality of electrodes in strip arrangement having a predetermined distance between one another and perpendicular to the transparent electrodes, the electrodes being supported by supporting means formed on a predetermined portion of barrier rib located on the edge portion of the substrate.
    Type: Grant
    Filed: April 21, 1997
    Date of Patent: July 20, 1999
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventors: Nak-Heon Choi, Do-Young Ok, Jin-Man Kim, Deuk-Soo Pyun