Patents by Inventor Yong-Hui Bae

Yong-Hui Bae 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).

  • Mask supporting apparatus using vacuum and light exposing system, and method using the same
    Patent number: 7206061
    Abstract: A mask supporting apparatus includes an absorption glass provided with at least one vacuum hole, a mask provided with a predetermined pattern and attached on a bottom surface of the absorption glass, and an absorption pad disposed between the absorption glass and the mask to define a space between the absorption glass and the mask. Air in the space is exhausted through the vacuum hole to securely fix the mask on the absorption glass.
    Type: Grant
    Filed: October 18, 2004
    Date of Patent: April 17, 2007
    Assignee: DMS Co., Ltd.
    Inventors: Chang-Won Lee, Yong-Hui Bae
  • Mask supporting apparatus using vacuum and light exposing system, and method using the same
    Publication number: 20050105074
    Abstract: A mask supporting apparatus includes an absorption glass provided with at least one vacuum hole, a mask provided with a predetermined pattern and attached on a bottom surface of the absorption glass, and an absorption pad disposed between the absorption glass and the mask to define a space between the absorption glass and the mask. Air in the space is exhausted through the vacuum hole to securely fix the mask on the absorption glass.
    Type: Application
    Filed: October 18, 2004
    Publication date: May 19, 2005
    Inventors: Chang-Won Lee, Yong-Hui Bae