Patents by Inventor Munchan KANG

Munchan KANG 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: 20260190978
    Abstract: Disclosed is a display device including a first substrate including a display area and a non-display area surrounding the display area, a second substrate facing the first substrate, a plurality of link lines disposed in the non-display area of the first substrate, the plurality of link lines being disposed at different distances from the second substrate, a plurality of protective structures respectively on link lines closest to the second substrate, among the plurality of link lines, a plurality of shock-absorbing structures between the second substrate and the plurality of protective structures, respectively, and a sealing material surrounding the plurality of shock-absorbing structures in the non-display area between the first substrate and the second substrate.
    Type: Application
    Filed: December 10, 2025
    Publication date: July 2, 2026
    Applicant: LG Display Co., Ltd.
    Inventors: Dongkyu Lee, Jungho Bang, Kyu-Hwang Lee, Munchan Kang
  • Publication number: 20260190709
    Abstract: Disclosed is a display device including a substrate including a display area and a non-display area outside the display area, the non-display area including a link area and a bendable area; a plurality of signal link lines in the link area of the substrate, the link area being between the display area and the bendable area; a plurality of connection lines electrically connected respectively to the plurality of signal link lines in the link area and extending to the bendable area; an organic insulating layer above and spaced apart from the plurality of connection lines; an optical layer over the organic insulating layer in the link area; and a bending protective layer in contact with an end of the optical layer in the link area and extending to the bendable area, wherein the organic insulating layer includes a broken region in the link area.
    Type: Application
    Filed: November 19, 2025
    Publication date: July 2, 2026
    Applicant: LG Display Co., Ltd.
    Inventors: Kyu-Hwang Lee, Jungho Bang, Dongkyu Lee, Munchan Kang
  • Publication number: 20260190687
    Abstract: A display apparatus includes a first substrate having a plurality of first pads, each first pad including first patterns arranged with spacing gaps therebetween. A second substrate is on the first substrate and includes a plurality of second pads, each second pad including a second pattern coupled with the first patterns. The second patterns are inserted into the respective spacing gaps to contact the side surfaces of the first patterns, establishing electrical connection between the substrates through direct surface contact. An insulating material layer may be disposed between the substrates.
    Type: Application
    Filed: May 12, 2025
    Publication date: July 2, 2026
    Applicant: LG Display Co., Ltd.
    Inventors: Dongkyu LEE, Jungho BANG, Kyu-Hwang LEE, Munchan KANG
  • Publication number: 20260182171
    Abstract: A display apparatus according to this specification includes a substrate including a display area and a non-display area outside the display area, a plurality of light-emitting elements arranged in the display area, a plurality of bonding pads arranged in the non-display area of the substrate, a pad insulating structure disposed on the plurality of bonding pads, a pad hole penetrating the pad insulating structure to expose a portion of the surface of the plurality of bonding pads, a driver circuit chip with a plurality of chip pads arranged spaced apart from the bonding pads, and a plurality of conductive structures disposed between the bonding pads and the chip pads, wherein the conductive structures connect to the bonding pads through the pad hole.
    Type: Application
    Filed: April 29, 2025
    Publication date: June 25, 2026
    Applicant: LG Display Co., Ltd.
    Inventors: Kyu-Hwang LEE, Jungho BANG, Dongkyu LEE, Munchan KANG
  • Publication number: 20260150557
    Abstract: According to embodiments of the present disclosure, there is provided a display device comprising a substrate including an display area and a non-display area surrounding the display area, a plurality of inorganic insulating layers which are disposed on the non-display area of the substrate and provide a plurality of interfaces at which a difference in refractive index occurs, and a dam structure including a plurality of organic insulating layers which are disposed on the plurality of inorganic insulating layers with a predetermined width on an edge of the non-display area of the substrate and provide a plurality of interfaces at which a difference in refractive index occurs, in which end portions of the plurality of inorganic insulating layers may be aligned with an end portion of the substrate.
    Type: Application
    Filed: September 19, 2025
    Publication date: May 28, 2026
    Inventors: Kyu-Hwang Lee, Jungho Bang, Dongkyu Lee, Munchan Kang
  • Publication number: 20260150535
    Abstract: A display device according to embodiments of the present specification includes a substrate including a display area and a bending area, a connection line crossing the bending area of the substrate, a planarization layer covering the connection line in the bending area, a stress relief layer disposed on the planarization layer in the bending area, and a metal grid pattern disposed on the connection line in the bending area, in which a groove is disposed in an upper surface of the stress relief layer, and the metal grid pattern is disposed to correspond to the groove.
    Type: Application
    Filed: September 15, 2025
    Publication date: May 28, 2026
    Applicant: LG Display Co., Ltd.
    Inventors: Dongkyu LEE, Jungho BANG, Kyu-Hwang LEE, Munchan KANG
  • Publication number: 20260150528
    Abstract: A display device includes a first insulating layer disposed on a substrate and exposing an edge area of the substrate, a second insulating layer disposed on the first insulating layer and having an end portion protruding outward beyond an end portion of the first insulating layer, and a third insulating layer disposed on the second insulating layer, covering an end portion of the second insulating layer, extending below the end portion of the second insulating layer, and covering a part of the edge area of the substrate exposed by the first insulating layer.
    Type: Application
    Filed: September 4, 2025
    Publication date: May 28, 2026
    Inventors: Kyu-Hwang Lee, Jungho Bang, Dongkyu Lee, Munchan Kang
  • Publication number: 20250248232
    Abstract: A light emitting display apparatus can include a flexible substrate, a pixel driving circuit layer, a first planarization layer, a second planarization layer, a first non-display planarization layer, a metal line, a second non-display planarization layer, and a non-display bank. The non-display area includes a bending area to be bent, a connection non-display area included on one side of the bending area and connected to the display area, and a pad non-display area included on another side of the bending area. The thickness of the non-display bank included in the bending area is smaller than the thickness of the non-display bank provided in the connection non-display area and the pad non-display area.
    Type: Application
    Filed: October 3, 2024
    Publication date: July 31, 2025
    Applicant: LG Display Co., Ltd.
    Inventors: Munchan KANG, DongKyu LEE, JuWon JEON, Jaeho KIM, Jaeheon YUN