Patents by Inventor Junmo Ji

Junmo Ji 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).

  • Display apparatus
    Patent number: 11495770
    Abstract: A display apparatus capable of reducing a defect occurrence rate includes a display panel, a metal plate including an opening and located under the display panel to contact a lower surface of the display panel to support the display panel, and a filling layer filling the opening and including a material different from a material of the metal plate.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: November 8, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changmin Park, Sangwol Lee, Junmo Ji
  • DISPLAY APPARATUS
    Publication number: 20210376284
    Abstract: A display apparatus capable of reducing a defect occurrence rate includes a display panel, a metal plate including an opening and located under the display panel to contact a lower surface of the display panel to support the display panel, and a filling layer filling the opening and including a material different from a material of the metal plate.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 2, 2021
    Inventors: Changmin Park, Sangwol Lee, Junmo Ji
  • Mask and method of manufacturing display device by using the same
    Patent number: 9847484
    Abstract: A mask includes: a frame; and a mask base attached to the frame, having an opening such that light is illuminated, and including a first surface and a second surface that is opposite to the first surface, and the mask base has a welding portion at an outer portion of the mask base and a half-etching portion in at least a portion of the first surface and/or the second surface of the mask base.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: December 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyojin Kim, Junmo Ji
  • MASK AND METHOD OF MANUFACTURING DISPLAY DEVICE BY USING THE SAME
    Publication number: 20160343945
    Abstract: A mask includes: a frame; and a mask base attached to the frame, having an opening such that light is illuminated, and including a first surface and a second surface that is opposite to the first surface, and the mask base has a welding portion at an outer portion of the mask base and a half-etching portion in at least a portion of the first surface and/or the second surface of the mask base.
    Type: Application
    Filed: December 28, 2015
    Publication date: November 24, 2016
    Inventors: Hyojin Kim, Junmo Ji