Patents by Inventor Won Ji GU

Won Ji GU 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 DEVICE AND METHOD OF PROVIDING THE SAME
    Publication number: 20240099074
    Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Inventors: Jeong Ki KIM, Won Ji GU, Jong Hoon KIM, Jea Heon AHN, Ji Seong YANG, Hwa Yeul OH
  • Display device including color absorbing layer between capping and bank layers for improving color matching, and method of providing the same
    Patent number: 11903261
    Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Ki Kim, Won Ji Gu, Jong Hoon Kim, Jea Heon Ahn, Ji Seong Yang, Hwa Yeul Oh
  • DISPLAY DEVICE AND METHOD OF PROVIDING THE SAME
    Publication number: 20210399068
    Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 23, 2021
    Inventors: Jeong Ki KIM, Won Ji GU, Jong Hoon KIM, Jea Heon AHN, Ji Seong YANG, Hwa Yeul OH