Patents by Inventor Kyong-Tac Yu

Kyong-Tac Yu 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).

  • Heating crucible and deposition apparatus including the same
    Patent number: 7922820
    Abstract: A heating crucible and a deposition apparatus are provided that have a uniform deposition rate and good reproducibility. The heating crucible of the deposition apparatus includes a titanium body with an internal cavity to contain a material to be deposited and an opening to emit the material to be deposited, a wire to heat the body, and an insulator to insulate the body from the wire.
    Type: Grant
    Filed: November 4, 2005
    Date of Patent: April 12, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Seoung-Yoon Ryu, Kyong-Tac Yu, Sung-Rag Ma
  • Heating crucible and deposition apparatus including the same
    Publication number: 20060096542
    Abstract: A heating crucible and a deposition apparatus are provided that have a uniform deposition rate and good reproducibility. The heating crucible of the deposition apparatus includes a titanium body with an internal cavity to contain a material to be deposited and an opening to emit the material to be deposited, a wire to heat the body, and an insulator to insulate the body from the wire.
    Type: Application
    Filed: November 4, 2005
    Publication date: May 11, 2006
    Inventors: Seoung-Yoon Ryu, Kyong-Tac Yu, Sung-Rag Ma