Patents by Inventor Kyu Yong HAN

Kyu Yong HAN 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).

  • Patent number: 11943985
    Abstract: Discussed are a light-emitting device and a light-emitting display device having improved efficiency and increased lifespan. A plurality of stacks is provided between an anode and a cathode for at least a subpixel to emit a predetermined color, and emissive layers in different stacks include the same color-based materials having different luminous properties.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: March 26, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jin Ho Park, Kyu Il Han, Chang Hwan Kwak, Dong Hyeok Lim, Hwa Yong Shin, Ji Hyung Lee
  • Patent number: 11845276
    Abstract: Disclosed is an inkjet head and a method of ejecting an ink using the same. An inkjet head according to one embodiment of the present invention may include nozzles each including a ejecting hole through which a solution including a light-emitting element is ejected and pairs of electrodes which are provided around the ejecting holes to face each other and which apply an electrode voltage to the light-emitting element.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: December 19, 2023
    Assignee: STI CO., LTD.
    Inventors: Kyu Yong Han, Myeong Jin Kim
  • Patent number: 11794461
    Abstract: Disclosed is a lamination system. A lamination system, which bonds a panel and a bonding target panel to from a panel assembly, according to one embodiment of the present invention may include a transfer which moves along a transfer shuttle and supports any one among the panel, the bonding target panel, and the panel assembly, a bonding chamber which is provided parallel to the transfer shuttle and bonds the panel and the bonding target panel, and a first robot which transfers any one among the panel, the bonding target panel, and the panel assembly between the transfer and the bonding chamber.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: October 24, 2023
    Assignee: STI CO., LTD.
    Inventors: Eun Su Jeon, Kyu Yong Han, Sang Pil Park, Jae Hwan Kim
  • Patent number: 11766860
    Abstract: Disclosed is a method of controlling an inkjet printing process. According to one embodiment of the present invention, a method of controlling an inkjet printing process by using an inkjet print system, the method including a printing operation of moving a first support chuck or a second support chuck in a second direction perpendicular to a first direction and performing the inkjet printing process of discharging an ink onto a substrate and a first suction operation of suctioning remaining ink from a nozzle formed on a first head or a second head using a first suction unit, wherein a controller controls the printing operation for a first substrate, the first suction operation for the second head or the printing operation for a second substrate, and the first suction operation for the first head to be sequentially performed.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: September 26, 2023
    Assignee: STI CO., LTD.
    Inventors: Sang Pil Park, Kyu Yong Han, Byoung Hoon Gong, Young Ho Kim
  • Publication number: 20230029555
    Abstract: Disclosed are an adhesive layer forming apparatus and a display device manufacturing system including the same. The adhesive layer forming apparatus includes a first support chuck configured to move a first panel along a panel movement path in a first direction, a second support chuck provided side by side with the first support chuck in a second direction orthogonal to the first direction and configured to move a second panel along a panel movement path, and a first gantry configured to move a first head, which faces the first support chuck and the second support chuck, in the second direction on the first support chuck and the second support chuck and forms an adhesive layer on any one of the first panel and the second panel by jetting.
    Type: Application
    Filed: July 11, 2022
    Publication date: February 2, 2023
    Applicant: STI CO., LTD.
    Inventors: Dae Il YOU, Eun Su JEON, Sang Pil PARK, Kyu Yong HAN
  • Publication number: 20220339922
    Abstract: Disclosed is a lamination system. A lamination system, which bonds a panel and a bonding target panel to from a panel assembly, according to one embodiment of the present invention may include a transfer which moves along a transfer shuttle and supports any one among the panel, the bonding target panel, and the panel assembly, a bonding chamber which is provided parallel to the transfer shuttle and bonds the panel and the bonding target panel, and a first robot which transfers any one among the panel, the bonding target panel, and the panel assembly between the transfer and the bonding chamber.
    Type: Application
    Filed: February 18, 2022
    Publication date: October 27, 2022
    Applicant: STI CO., LTD.
    Inventors: Eun Su JEON, Kyu Yong HAN, Sang Pil PARK, Jae Hwan KIM
  • Publication number: 20220314603
    Abstract: Disclosed is a method of controlling an inkjet printing process. According to one embodiment of the present invention, a method of controlling an inkjet printing process by using an inkjet print system, the method including a printing operation of moving a first support chuck or a second support chuck in a second direction perpendicular to a first direction and performing the inkjet printing process of discharging an ink onto a substrate and a first suction operation of suctioning remaining ink from a nozzle formed on a first head or a second head using a first suction unit, wherein a controller controls the printing operation for a first substrate, the first suction operation for the second head or the printing operation for a second substrate, and the first suction operation for the first head to be sequentially performed.
    Type: Application
    Filed: February 18, 2022
    Publication date: October 6, 2022
    Applicant: STI CO., LTD.
    Inventors: Sang Pil PARK, Kyu Yong HAN, Byoung Hoon GONG, Young Ho KIM
  • Publication number: 20220288932
    Abstract: Disclosed is an inkjet head and a method of ejecting an ink using the same. An inkjet head according to one embodiment of the present invention may include nozzles each including a ejecting hole through which a solution including a light-emitting element is ejected and pairs of electrodes which are provided around the ejecting holes to face each other and which apply an electrode voltage to the light-emitting element.
    Type: Application
    Filed: February 18, 2022
    Publication date: September 15, 2022
    Applicant: STI CO., LTD.
    Inventors: Kyu Yong HAN, Myeong Jin KIM