Patents by Inventor BEOMGYU CHOI

BEOMGYU 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).

  • Patent number: 11926759
    Abstract: A window includes a base layer and a first coating layer. The first coating layer is disposed on a first surface of the base layer. The first coating layer is a single layer. The first coating layer includes a siloxane-based compound. The siloxane-based compound includes fluorine and silica.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: March 12, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Nyoung Heo, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
  • Publication number: 20230213689
    Abstract: A window member including a base substrate and a light shielding layer including a first light shielding pattern disposed in a first area of the base substrate and a second light shielding pattern disposed in a second area of the base substrate while being spaced apart from the first light shielding pattern and providing a signal transmission area at an inner side thereof. The second light shielding pattern includes an edge having a plurality of curved portions on a plane. This arrangement reduces an area of the light shielding pattern adjacent to the signal transmission area of the window member.
    Type: Application
    Filed: February 25, 2023
    Publication date: July 6, 2023
    Inventors: ByoungYul SHIM, Beomgyu CHOI
  • Patent number: 11667014
    Abstract: A jig for a cover window may include a lower jig and an upper jig on the lower jig. The lower jig may include a mounting portion, on which a cover window is configured to be disposed, and an exhausting portion adjacent to the mounting portion. The upper jig may include a cover unit, in which an opening exposing the mounting portion is defined, and a sidewall portion, coupled to the cover unit and enclosing the lower jig. The cover unit may be spaced apart from and overlapped with the exhausting portion.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: June 6, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yusik Jeon, Beomgyu Choi, Jinnyoung Heo, Gyuin Shim, Dongwoon Lee
  • Publication number: 20230135503
    Abstract: A glass article includes a first portion having a flat surface, a second portion spaced apart from the first portion, the second portion having a flat surface and a foldable portion disposed between the first portion and the second portion, elastically deformed by an external force, and having a curved surface in a neutral state in which the glass article is not elastically deformed.
    Type: Application
    Filed: July 20, 2022
    Publication date: May 4, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Beomgyu CHOI, Jaeseung JEON, Eunyoung CHO, Jinsoo SHIN
  • Publication number: 20230085199
    Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.
    Type: Application
    Filed: November 13, 2022
    Publication date: March 16, 2023
    Inventors: Jinnyoung HEO, Kilsung LEE, Hoseok SOHN, Yongseok LEE, Dong Woon LEE, Yusik JEON, Beomgyu CHOI
  • Patent number: 11592600
    Abstract: A window member including a base substrate and a light shielding layer including a first light shielding pattern disposed in a first area of the base substrate and a second light shielding pattern disposed in a second area of the base substrate while being spaced apart from the first light shielding pattern and providing a signal transmission area at an inner side thereof. The second light shielding pattern includes an edge having a plurality of curved portions on a plane. This arrangement reduces an area of the light shielding pattern adjacent to the signal transmission area of the window member.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: February 28, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: ByoungYul Shim, Beomgyu Choi
  • Patent number: 11500422
    Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: November 15, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jinnyoung Heo, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
  • Patent number: 11358382
    Abstract: A pad printing device for printing a window of a display device includes a pad to transfer ink to the window. The pad includes a printing portion to transfer the ink to the window by being pressed against the window and a body portion disposed on the printing portion and to apply a pressure to the printing portion. A hardness of the printing portion is less than a hardness of the body portion, and a sidewall of a portion of the pad where the printing portion contacts the body portion is substantially perpendicular to the window.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: June 14, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Beomgyu Choi, ByoungYul Shim, Junga Lee
  • Patent number: 11177454
    Abstract: Provided is a window of a display apparatus. The window includes a front surface part including first short sides extending in a first direction to face each other in a second direction crossing the first direction, first long sides extending in the second direction to face each other in the first direction, and first rounded portions respectively extending from both sides of the first long sides and respectively connected to both sides of the first short sides disposed adjacent to the first long sides, side surface parts respectively extending from the first long sides and bent in a third direction crossing a plane parallel to the first and second directions, and a rear surface part extending from one of the side surface parts to face the front surface part.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: November 16, 2021
    Inventor: Beomgyu Choi
  • Publication number: 20210026046
    Abstract: A window member including a base substrate and a light shielding layer including a first light shielding pattern disposed in a first area of the base substrate and a second light shielding pattern disposed in a second area of the base substrate while being spaced apart from the first light shielding pattern and providing a signal transmission area at an inner side thereof. The second light shielding pattern includes an edge having a plurality of curved portions on a plane. This arrangement reduces an area of the light shielding pattern adjacent to the signal transmission area of the window member.
    Type: Application
    Filed: May 12, 2020
    Publication date: January 28, 2021
    Inventors: ByoungYul SHIM, Beomgyu CHOI
  • Publication number: 20210023835
    Abstract: A pad printing device for printing a window of a display device includes a pad to transfer ink to the window. The pad includes a printing portion to transfer the ink to the window by being pressed against the window and a body portion disposed on the printing portion and to apply a pressure to the printing portion. A hardness of the printing portion is less than a hardness of the body portion, and a sidewall of a portion of the pad where the printing portion contacts the body portion is substantially perpendicular to the window.
    Type: Application
    Filed: June 18, 2020
    Publication date: January 28, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Beomgyu CHOI, ByoungYul SHIM, Junga LEE
  • Publication number: 20200208013
    Abstract: A window includes a base layer and a first coating layer. The first coating layer is disposed on a first surface of the base layer. The first coating layer is a single layer. The first coating layer includes a siloxane-based compound. The siloxane-based compound includes fluorine and silica.
    Type: Application
    Filed: December 31, 2019
    Publication date: July 2, 2020
    Inventors: Jin Nyoung HEO, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
  • Publication number: 20200194709
    Abstract: Provided is a window of a display apparatus. The window includes a front surface part including first short sides extending in a first direction to face each other in a second direction crossing the first direction, first long sides extending in the second direction to face each other in the first direction, and first rounded portions respectively extending from both sides of the first long sides and respectively connected to both sides of the first short sides disposed adjacent to the first long sides, side surface parts respectively extending from the first long sides and bent in a third direction crossing a plane parallel to the first and second directions, and a rear surface part extending from one of the side surface parts to face the front surface part.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 18, 2020
    Inventor: Beomgyu CHOI
  • Publication number: 20200147761
    Abstract: A jig for a cover window may include a lower jig and an upper jig on the lower jig. The lower jig may include a mounting portion, on which a cover window is configured to be disposed, and an exhausting portion adjacent to the mounting portion. The upper jig may include a cover unit, in which an opening exposing the mounting portion is defined, and a sidewall portion, coupled to the cover unit and enclosing the lower jig. The cover unit may be spaced apart from and overlapped with the exhausting portion.
    Type: Application
    Filed: October 18, 2019
    Publication date: May 14, 2020
    Inventors: Yusik JEON, Beomgyu CHOI, Jinnyoung HEO, Gyuin SHIM, Dongwoon LEE
  • Patent number: 10600988
    Abstract: Provided is a window of a display apparatus. The window includes a front surface part including first short sides extending in a first direction to face each other in a second direction crossing the first direction, first long sides extending in the second direction to face each other in the first direction, and first rounded portions respectively extending from both sides of the first long sides and respectively connected to both sides of the first short sides disposed adjacent to the first long sides, side surface parts respectively extending from the first long sides and bent in a third direction crossing a plane parallel to the first and second directions, and a rear surface part extending from one of the side surface parts to face the front surface part.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: March 24, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Beomgyu Choi
  • Publication number: 20190377386
    Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.
    Type: Application
    Filed: June 11, 2019
    Publication date: December 12, 2019
    Inventors: Jinnyoung HEO, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
  • Patent number: 9971380
    Abstract: A flexible display apparatus includes a display panel that is bendable or foldable about at least one bending axis, a support unit having a first surface positioned adjacent to the display panel, a second surface positioned opposite to the first surface, and a plurality of uneven portions disposed on the second surface, a window unit disposed opposite to the support unit so that the display panel is disposed between the window unit and the support unit, and a fixing unit disposed adjacent an edge of the support unit and on a surface of the support unit that extends from the second surface, wherein a shape of the fixing unit is complementary to a shape of an uneven portion.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: May 15, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Beomgyu Choi, Jongsoo Lee
  • Publication number: 20180026223
    Abstract: Provided is a window of a display apparatus. The window includes a front surface part including first short sides extending in a first direction to face each other in a second direction crossing the first direction, first long sides extending in the second direction to face each other in the first direction, and first rounded portions respectively extending from both sides of the first long sides and respectively connected to both sides of the first short sides disposed adjacent to the first long sides, side surface parts respectively extending from the first long sides and bent in a third direction crossing a plane parallel to the first and second directions, and a rear surface part extending from one of the side surface parts to face the front surface part.
    Type: Application
    Filed: May 24, 2017
    Publication date: January 25, 2018
    Inventor: Beomgyu CHOI
  • Publication number: 20170199544
    Abstract: A flexible display apparatus includes a display panel that is bendable or foldable about at least one bending axis, a support unit having a first surface positioned adjacent to the display panel, a second surface positioned opposite to the first surface, and a plurality of uneven portions disposed on the second surface, a window unit disposed opposite to the support unit so that the display panel is disposed between the window unit and the support unit, and a fixing unit disposed adjacent an edge of the support unit and on a surface of the support unit that extends from the second surface, wherein a shape of the fixing unit is complementary to a shape of an uneven portion.
    Type: Application
    Filed: January 11, 2017
    Publication date: July 13, 2017
    Inventors: BEOMGYU CHOI, JONGSOO LEE