Patents by Inventor Eun-Jae Na

Eun-Jae Na 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: 20220238839
    Abstract: An organic light emitting display device including a flexible display panel having a display region where a plurality of pixels are disposed and a pad region where pad electrodes that are electrically connected to an external device are disposed, the pad region being located at a side of the display region, the display panel being configurable to have a curved shape where a flexible portion of the display region is bent, an upper structure in the display region of the display panel, and a lower protection film on a lower surface of the display panel, and including an adhesive layer and a protection layer. The adhesive layer is in direct contact with the lower surface of the display panel, and includes an antistatic material. The protection layer is disposed under the adhesive layer.
    Type: Application
    Filed: January 3, 2022
    Publication date: July 28, 2022
    Inventors: Hirotsugu Kishimoto, Jung-Su Kim, Eun-Jae Na, Dong-Myung Shin
  • Patent number: 11217769
    Abstract: An organic light emitting display device includes a flexible display panel having a display region where a plurality of pixels are disposed and a pad region where pad electrodes that are electrically connected to an external device are disposed, the pad region being located at a side of the display region, the display panel being configurable to have a curved shape where a flexible portion of the display region is bent, an upper structure in the display region of the display panel, and a lower protection film on a lower surface of the display panel, and including an adhesive layer and a protection layer. The adhesive layer is in direct contact with the lower surface of the display panel, and includes an antistatic material. The protection layer is disposed under the adhesive layer.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: January 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hirotsugu Kishimoto, Jung-Su Kim, Eun-Jae Na, Dong-Myung Shin
  • Patent number: 11164925
    Abstract: A display device includes: a first substrate including: a display area including a plurality of pixels, and a peripheral area positioned around the display area; a thin film transistor positioned on the first substrate; a pixel electrode layer positioned on the thin film transistor and including more than one pixel electrodes positioned in the display area; and a pixel definition layer positioned on the pixel electrode layer and including a peripheral portion overlapping a voltage transmission electrode. The peripheral portion includes a spacer and an inclination portion connected to the spacer and positioned at a first side of the spacer, and the inclination portion has a concave inclination surface.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: November 2, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Kyung Go, Eun Jae Na, Min Jun Jo, Hyun-Jun Choi
  • Patent number: 11018317
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: May 25, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Publication number: 20190341578
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Application
    Filed: July 16, 2019
    Publication date: November 7, 2019
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Patent number: 10381593
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Publication number: 20190221625
    Abstract: A display device includes: a first substrate including: a display area including a plurality of pixels, and a peripheral area positioned around the display area; a thin film transistor positioned on the first substrate; a pixel electrode layer positioned on the thin film transistor and including more than one pixel electrodes positioned in the display area; and a pixel definition layer positioned on the pixel electrode layer and including a peripheral portion overlapping a voltage transmission electrode. The peripheral portion includes a spacer and an inclination portion connected to the spacer and positioned at a first side of the spacer, and the inclination portion has a concave inclination surface.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Inventors: Jae Kyung Go, Eun Jae Na, Min Jun Jo, Hyun-Jun Choi
  • Patent number: 10269881
    Abstract: A display device includes: a first substrate including: a display area including a plurality of pixels, and a peripheral area positioned around the display area; a thin film transistor positioned on the first substrate; a pixel electrode layer positioned on the thin film transistor and including more than one pixel electrodes positioned in the display area; and a pixel definition layer positioned on the pixel electrode layer and including a peripheral portion overlapping a voltage transmission electrode. The peripheral portion includes a spacer and an inclination portion connected to the spacer and positioned at a first side of the spacer, and the inclination portion has a concave inclination surface.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: April 23, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Kyung Go, Eun Jae Na, Min Jun Jo, Hyun-Jun Choi
  • Publication number: 20180047938
    Abstract: An organic light emitting display device includes a flexible display panel having a display region where a plurality of pixels are disposed and a pad region where pad electrodes that are electrically connected to an external device are disposed, the pad region being located at a side of the display region, the display panel being configurable to have a curved shape where a flexible portion of the display region is bent, an upper structure in the display region of the display panel, and a lower protection film on a lower surface of the display panel, and including an adhesive layer and a protection layer. The adhesive layer is in direct contact with the lower surface of the display panel, and includes an antistatic material. The protection layer is disposed under the adhesive layer.
    Type: Application
    Filed: March 21, 2017
    Publication date: February 15, 2018
    Inventors: Hirotsugu KISHIMOTO, Jung-Su KIM, Eun-Jae NA, Dong-Myung SHIN
  • Publication number: 20180006268
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Application
    Filed: September 13, 2017
    Publication date: January 4, 2018
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Patent number: 9780328
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: October 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Publication number: 20160268356
    Abstract: A display device includes: a first substrate including: a display area including a plurality of pixels, and a peripheral area positioned around the display area; a thin film transistor positioned on the first substrate; a pixel electrode layer positioned on the thin film transistor and including more than one pixel electrodes positioned in the display area; and a pixel definition layer positioned on the pixel electrode layer and including a peripheral portion overlapping a voltage transmission electrode. The peripheral portion includes a spacer and an inclination portion connected to the spacer and positioned at a first side of the spacer, and the inclination portion has a concave inclination surface.
    Type: Application
    Filed: September 22, 2015
    Publication date: September 15, 2016
    Inventors: Jae Kyung Go, Eun Jae Na, Min Jun Jo, Hyun-Jun Choi
  • Publication number: 20160118618
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Application
    Filed: January 5, 2016
    Publication date: April 28, 2016
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Patent number: 9276054
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: March 1, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na
  • Publication number: 20150261258
    Abstract: A display device is disclosed. In one aspect, the display device includes a display unit formed in the display area and an encapsulation substrate formed over the base substrate. The display device further includes a touch screen panel formed over the encapsulation substrate, a sealant film interposed between the base substrate and the encapsulation substrate, and a thermal conductor interposed between the sealant film and the encapsulation substrate.
    Type: Application
    Filed: August 20, 2014
    Publication date: September 17, 2015
    Inventors: Hyun-Young KIM, Eun-Jae Na, Go-Eun Lee, Sang-Min Hong
  • Publication number: 20150236297
    Abstract: An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines.
    Type: Application
    Filed: July 10, 2014
    Publication date: August 20, 2015
    Inventors: Sang-Min Hong, Hyun-Min Hwang, Hyun-Young Kim, Eun-Jae Na