Patents by Inventor Kou Choi

Kou Choi 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: 20230157066
    Abstract: A flexible display including a flexible display module having a flexible substrate on which a pixel array is formed, a heat radiation sheet portion disposed on a lower surface of the flexible substrate, a display portion and a bending display portion, a cover window disposed on an upper surface of the flexible display module, the cover window including a sidewall portion overlapping the bending display portion of the flexible display module, a middle frame disposed on a rear surface of the flexible display module, the middle frame including a groove portion, a back cover disposed on a rear surface of the middle frame, and a storage space is provided between the groove portion and the back cover.
    Type: Application
    Filed: January 12, 2023
    Publication date: May 18, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Kou CHOI, Junjae LEE, JongHyuk KIM, Kwangju LEE, Junho YUN, Myeongah SHIN
  • Publication number: 20230062254
    Abstract: A display device has an anti-static layer extending from a cover member along a side surface of a display panel to an inner surface of a hole of a cushion plate. Thus, a contact area between the anti-static layer and the display panel may be increased, thereby reducing a brighter phenomenon and a greenish phenomenon at a distal end of the display panel.
    Type: Application
    Filed: August 29, 2022
    Publication date: March 2, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Dongwon JANG, Kou CHOI
  • Patent number: 11581516
    Abstract: A heat radiation member for a flexible display having a bending panel fixing member is disclosed, and an electronic device using the same is disclosed, wherein the heat radiation member includes a heat radiation sheet portion including a metal layer; a bending panel fixing member attached to a first area in one surface of the heat radiation sheet portion; a spacer attached to a second area in the one surface of the heat radiation sheet portion; a dummy double sided tape attached to the spacer; an upper delamination film covering an entire area of the other surface of the heat radiation sheet portion; and a lower delamination film covering an entire area of the dummy double sided tape and an entire area of the bending panel fixing member.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: February 14, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kou Choi, Junjae Lee, JongHyuk Kim, Kwangju Lee, Junho Yun, Myeongah Shin
  • Publication number: 20230008564
    Abstract: A flexible display device includes a polarizing plate disposed on a display panel, an adhesive layer disposed on the polarizing plate; a cover window having a curved edge and disposed on the polarizing plate; a light blocking pattern disposed between the adhesive layer and the cover window; and a back plate disposed on a rear surface of the display panel, wherein the curved edge of the cover window protrudes more than the light blocking pattern and a corner of the display panel, thereby improving product quality by improving waterproof performance and minimizing chemical contamination.
    Type: Application
    Filed: September 26, 2022
    Publication date: January 12, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kou CHOI, HyunChul KIM, Kyoung-Hoon KIM, Kwangju LEE, TaeWoo LEE
  • Patent number: 11489141
    Abstract: A flexible display device includes a polarizing plate disposed on a display panel; a cover glass attached to the polarizing plate with an adhesive layer interposed therebetween; a back plate disposed on a rear surface of the display panel; and a fixing tape disposed on an edge of a rear surface of the cover glass, wherein the adhesive layer protrudes more than the display panel, the polarizing plate, and the back plate at corner regions of the flexible display device. Thus, the flexible display device provides effects of improving product quality by improving waterproof performance and minimizing chemical contamination.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: November 1, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kou Choi, HyunChul Kim, Kyoung-Hoon Kim, Kwangju Lee, TaeWoo Lee
  • Publication number: 20210126223
    Abstract: A flexible display device includes a polarizing plate disposed on a display panel; a cover glass attached to the polarizing plate with an adhesive layer interposed therebetween; a back plate disposed on a rear surface of the display panel; and a fixing tape disposed on an edge of a rear surface of the cover glass, wherein the adhesive layer protrudes more than the display panel, the polarizing plate, and the back plate at corner regions of the flexible display device. Thus, the flexible display device provides effects of improving product quality by improving waterproof performance and minimizing chemical contamination.
    Type: Application
    Filed: September 29, 2020
    Publication date: April 29, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Kou CHOI, HyunChul KIM, Kyoung-Hoon KIM, Kwangju LEE, TaeWoo LEE
  • Publication number: 20200194712
    Abstract: A heat radiation member for a flexible display having a bending panel fixing member is disclosed, and an electronic device using the same is disclosed, wherein the heat radiation member includes a heat radiation sheet portion including a metal layer; a bending panel fixing member attached to a first area in one surface of the heat radiation sheet portion; a spacer attached to a second area in the one surface of the heat radiation sheet portion; a dummy double sided tape attached to the spacer; an upper delamination film covering an entire area of the other surface of the heat radiation sheet portion; and a lower delamination film covering an entire area of the dummy double sided tape and an entire area of the bending panel fixing member.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 18, 2020
    Applicant: LG Display Co., Ltd.
    Inventors: Kou CHOI, Junjae LEE, JongHyuk KIM, Kwangju LEE, Junho YUN, Myeongah SHIN
  • Patent number: 9784999
    Abstract: A liquid crystal display with a narrow bezel area includes a liquid crystal display panel displaying an image, a light source unit supplying light to the liquid crystal display panel, a light guide plate converting light irradiated by the light source unit into planar light, a cover bottom which includes a bottom part and side walls extending from edges of the bottom part to an upper side and receives the light source unit and the light guide plate, and a supporting member which surrounds an external surface of the cover bottom, extends from an upper part of the light guide plate to the inside of the cover bottom, and supports the liquid crystal display panel.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: October 10, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Byeongdeog Jun, Jaewoo Park, Kou Choi, Kyungmin Kim
  • Publication number: 20140285747
    Abstract: A liquid crystal display with a narrow bezel area includes a liquid crystal display panel displaying an image, a light source unit supplying light to the liquid crystal display panel, a light guide plate converting light irradiated by the light source unit into planar light, a cover bottom which includes a bottom part and side walls extending from edges of the bottom part to an upper side and receives the light source unit and the light guide plate, and a supporting member which surrounds an external surface of the cover bottom, extends from an upper part of the light guide plate to the inside of the cover bottom, and supports the liquid crystal display panel.
    Type: Application
    Filed: December 19, 2013
    Publication date: September 25, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Byeongdeog Jun, Jaewoo Park, Kou Choi, Kyungmin Kim