Patents by Inventor Mangi KIM

Mangi KIM 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: 11844241
    Abstract: A display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer. A first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: December 12, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minwoo Byun, Keonwoo Kim, Mangi Kim, Donghyun Lee, Byeongguk Jeon, Byungsun Kim, Yangwan Kim, Hyungjun Park, Sujin Lee, Jaeyong Lee
  • Publication number: 20210257424
    Abstract: A display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer. A first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.
    Type: Application
    Filed: May 4, 2021
    Publication date: August 19, 2021
    Inventors: Minwoo BYUN, Keonwoo KIM, Mangi KIM, Donghyun LEE, Byeongguk JEON, Byungsun KIM, Yangwan KIM, Hyungjun PARK, Sujin LEE, Jaeyong LEE
  • Patent number: 11004915
    Abstract: Provided is a display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer, wherein a first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: May 11, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minwoo Byun, Keonwoo Kim, Mangi Kim, Donghyun Lee, Byeongguk Jeon, Byungsun Kim, Yangwan Kim, Hyungjun Park, Sujin Lee, Jaeyong Lee
  • Publication number: 20190006442
    Abstract: Provided is a display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer, wherein a first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.
    Type: Application
    Filed: November 28, 2017
    Publication date: January 3, 2019
    Inventors: Minwoo BYUN, Keonwoo KIM, Mangi KIM, Donghyun LEE, Byeongguk JEON, Byungsun KIM, Yangwan KIM, Hyungjun PARK, Sujin LEE, Jaeyong LEE