Patents by Inventor Esu KIM

Esu KIM 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).

  • Organic light-emitting display apparatus with an encapsulation unit
    Patent number: 10381596
    Abstract: An organic light-emitting display apparatus includes a substrate, an organic light-emitting device disposed above the substrate, and an encapsulation unit disposed above the organic light-emitting device and sealing the organic light-emitting device, wherein the encapsulation unit includes a compound represented by Formula 1. [R1-(L1)a1]b1-(Ar1)c1-[(L2)a2-R2]b2.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunjae Jeong, Youngkook Kim, Yohan Kim, Esu Kim, Jongwoo Kim, Jangyeol Baek, Wonmin Yun, Sanghyun Han, Seokhwan Hwang
  • ORGANIC LIGHT-EMITTING DISPLAY APPARATUS
    Publication number: 20190051860
    Abstract: An organic light-emitting display apparatus includes a substrate, an organic light-emitting device disposed above the substrate, and an encapsulation unit disposed above the organic light-emitting device and sealing the organic light-emitting device, wherein the encapsulation unit includes a compound represented by Formula 1. [R1-(L1)a1]b1-(Ar1)c1-[(L2)a2-R2]b2.
    Type: Application
    Filed: May 7, 2018
    Publication date: February 14, 2019
    Inventors: Eunjae Jeong, Youngkook Kim, Yohan Kim, Esu Kim, Jongwoo Kim, Jangyeol Baek, Wonmin Yun, Sanghyun Han, Seokhwan Hwang
  • Mask of display device and display device fabricated with the mask
    Patent number: 9709842
    Abstract: A mask of a display device for forming a light shielding unit, which includes a first column spacer, a second column spacer, a light shielding layer, and a first groove, is capable of reducing the number of tones therein, the mask including: a first portion corresponding to the first column spacer; a second portion having substantially a same light transmittance as that of the first portion and corresponding to the second column spacer; a third portion corresponding to the light shielding layer; a fourth portion corresponding to a pixel region; and a fifth portion disposed between the first portion and the third portion to correspond to the first groove and having a light transmittance substantially the same as that of the fourth portion.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: July 18, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changsoon Jang, Esu Kim, Heera Kim, Yiseop Shim
  • MASK OF DISPLAY DEVICE AND DISPLAY DEVICE FABRICATED WITH THE MASK
    Publication number: 20160282665
    Abstract: A mask of a display device for forming a light shielding unit, which includes a first column spacer, a second column spacer, a light shielding layer, and a first groove, is capable of reducing the number of tones therein, the mask including: a first portion corresponding to the first column spacer; a second portion having substantially a same light transmittance as that of the first portion and corresponding to the second column spacer; a third portion corresponding to the light shielding layer; a fourth portion corresponding to a pixel region; and a fifth portion disposed between the first portion and the third portion to correspond to the first groove and having a light transmittance substantially the same as that of the fourth portion.
    Type: Application
    Filed: September 18, 2015
    Publication date: September 29, 2016
    Inventors: Changsoon JANG, Esu KIM, Heera KIM, Yiseop SHIM