Patents by Inventor Bohyuk LEE

Bohyuk LEE 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).

  • Publication number: 20230301161
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Application
    Filed: May 25, 2023
    Publication date: September 21, 2023
    Inventors: Young Kwan KIM, Bohyuk LEE
  • Patent number: 11711962
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: July 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Kwan Kim, Bohyuk Lee
  • Publication number: 20230205262
    Abstract: A method for manufacturing a display device includes the steps of: providing a first display panel including a first indicia and a second indicia; disposing a first window including a third indicia on the first display panel; identifying a position of the first indicia and a position of the third indicia; aligning the first display panel and the first window using the positions of the first and third indicia; coupling the first window and the first display panel to each other; identifying a coupled position defined by positions of the second and third indicia of the first display panel and the first window; correcting a position of a second display panel or a position of a second window based on the coupled position; and coupling the second window and the second display panel to each other.
    Type: Application
    Filed: March 1, 2023
    Publication date: June 29, 2023
    Inventors: YOUNGKWAN KIM, Bohyuk LEE
  • Patent number: 11672160
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: June 6, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Kwan Kim, Bohyuk Lee
  • Patent number: 11609602
    Abstract: A method for manufacturing a display device includes the steps of: providing a first display panel including a first indicia and a second indicia; disposing a first window including a third indicia on the first display panel; identifying a position of the first indicia and a position of the third indicia; aligning the first display panel and the first window using the positions of the first and third indicia; coupling the first window and the first display panel to each other; identifying a coupled position defined by positions of the second and third indicia of the first display panel and the first window; correcting a position of a second display panel or a position of a second window based on the coupled position; and coupling the second window and the second display panel to each other.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngkwan Kim, Bohyuk Lee
  • Publication number: 20210265433
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Application
    Filed: May 7, 2021
    Publication date: August 26, 2021
    Inventors: Young Kwan KIM, Bohyuk LEE
  • Patent number: 11004912
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: May 11, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Kwan Kim, Bohyuk Lee
  • Publication number: 20210124391
    Abstract: A method for manufacturing a display device includes the steps of: providing a first display panel including a first indicia and a second indicia; disposing a first window including a third indicia on the first display panel; identifying a position of the first indicia and a position of the third indicia; aligning the first display panel and the first window using the positions of the first and third indicia; coupling the first window and the first display panel to each other; identifying a coupled position defined by positions of the second and third indicia of the first display panel and the first window; correcting a position of a second display panel or a position of a second window based on the coupled position; and coupling the second window and the second display panel to each other.
    Type: Application
    Filed: October 20, 2020
    Publication date: April 29, 2021
    Inventors: Youngkwan KIM, Bohyuk LEE
  • Publication number: 20200168675
    Abstract: A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.
    Type: Application
    Filed: November 11, 2019
    Publication date: May 28, 2020
    Inventors: Young Kwan KIM, Bohyuk LEE