Patents by Inventor Kiseong SEO

Kiseong SEO 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: 20240128410
    Abstract: A display panel includes a substrate, a first electrode disposed on the substrate, a pixel-defining layer disposed on the first electrode and including an opening exposing at least a portion of the first electrode, a micro light-emitting element electrically connected to the first electrode, and a reflector disposed on the first electrode and covering at least a portion of a side surface of the micro light-emitting element.
    Type: Application
    Filed: July 18, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Soyeon Yoon, Junghun Noh, Kiseong Seo, Jaegwang Um, Juwon Yoon, Sanghyun Lee
  • Publication number: 20240032363
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Application
    Filed: September 29, 2023
    Publication date: January 25, 2024
    Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
  • Patent number: 11856826
    Abstract: A display device may include a first active layer disposed on a substrate, a scan line disposed on the first active layer, a lower gate signal line disposed on the scan line, an oxide semiconductor pattern disposed on the lower gate signal line, and including a channel part that overlaps the lower gate signal line and a low-resistance part formed on a side portion of the channel part, a metal pattern disposed on at least one surface of the low-resistance part, and an upper gate signal line disposed on the oxide semiconductor pattern to overlap the channel part.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: December 26, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tetsuhiro Tanaka, Yeong-Gyu Kim, Kiseong Seo, Jonghyun Yun, Seunghyun Lee
  • Patent number: 11812644
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: November 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
  • Publication number: 20220123085
    Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 21, 2022
    Applicant: Samsung Display Co., Ltd.
    Inventors: Junhee LEE, Kiseong SEO, Deok Hoi KIM
  • Patent number: 11239300
    Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: February 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Junhee Lee, Kiseong Seo, Deok Hoi Kim
  • Publication number: 20210384282
    Abstract: A display device may include a first active layer disposed on a substrate, a scan line disposed on the first active layer, a lower gate signal line disposed on the scan line, an oxide semiconductor pattern disposed on the lower gate signal line, and including a channel part that overlaps the lower gate signal line and a low-resistance part formed on a side portion of the channel part, a metal pattern disposed on at least one surface of the low-resistance part, and an upper gate signal line disposed on the oxide semiconductor pattern to overlap the channel part.
    Type: Application
    Filed: June 2, 2021
    Publication date: December 9, 2021
    Inventors: TETSUHIRO TANAKA, YEONG-GYU KIM, KISEONG SEO, JONGHYUN YUN, SEUNGHYUN LEE
  • Publication number: 20210159305
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Application
    Filed: January 5, 2021
    Publication date: May 27, 2021
    Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
  • Patent number: 10916619
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: February 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
  • Publication number: 20200176547
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Application
    Filed: February 6, 2020
    Publication date: June 4, 2020
    Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
  • Publication number: 20200168688
    Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.
    Type: Application
    Filed: October 3, 2019
    Publication date: May 28, 2020
    Inventors: Junhee LEE, Kiseong SEO, Deok Hoi KIM
  • Patent number: 10580846
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: March 3, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
  • Patent number: 10088703
    Abstract: A method of manufacturing a display device comprises the steps of: forming a protective film on a first surface of a first base substrate; forming a polarizer including a plurality of wire grid patterns provided on a second surface of the first base substrate facing the first surface; removing the protective film from the first surface; and forming a pixel array layer on the first surface.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: October 2, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changok Kim, Taeyoung Ahn, Jihoon Oh, Sangwook Lee, Kiseong Seo, Junmo Im
  • Publication number: 20180247994
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Application
    Filed: February 27, 2018
    Publication date: August 30, 2018
    Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
  • Publication number: 20160209703
    Abstract: A method of manufacturing a display device comprises the steps of: forming a protective film on a first surface of a first base substrate; forming a polarizer including a plurality of wire grid patterns provided on a second surface of the first base substrate facing the first surface; removing the protective film from the first surface; and forming a pixel array layer on the first surface.
    Type: Application
    Filed: October 7, 2015
    Publication date: July 21, 2016
    Inventors: Changok KIM, Taeyoung AHN, Jihoon OH, Sangwook LEE, Kiseong SEO, Junmo IM
  • Patent number: 8686427
    Abstract: A display apparatus includes a first substrate including pixels, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Each of the pixels includes a thin film transistor disposed on a first insulating substrate, a first protective layer that covers the thin film transistor and includes a SiOC layer, a first electrode disposed on the first protective layer, a second protective layer that covers the first electrode, and a second electrode disposed on the second protective layer.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: April 1, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang Ok Kim, Hyeongsuk Yoo, Jieun Nam, Kiseong Seo, Jae Sul An, Taeyoung Ahn, Jungyun Jo
  • Publication number: 20130264571
    Abstract: A display apparatus includes a first substrate including pixels, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Each of the pixels includes a thin film transistor disposed on a first insulating substrate, a first protective layer that covers the thin film transistor and includes a SiOC layer, a first electrode disposed on the first protective layer, a second protective layer that covers the first electrode, and a second electrode disposed on the second protective layer.
    Type: Application
    Filed: August 31, 2012
    Publication date: October 10, 2013
    Inventors: Chang Ok KIM, Hyeongsuk YOO, Jieum NAM, Kiseong SEO, Jae Sul AN, Taeyoung AHN, Jungyun JO