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).
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Patent number: 11926759Abstract: 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: GrantFiled: December 31, 2019Date of Patent: March 12, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Nyoung Heo, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
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Publication number: 20230213689Abstract: 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: ApplicationFiled: February 25, 2023Publication date: July 6, 2023Inventors: ByoungYul SHIM, Beomgyu CHOI
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Patent number: 11667014Abstract: 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: GrantFiled: October 18, 2019Date of Patent: June 6, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yusik Jeon, Beomgyu Choi, Jinnyoung Heo, Gyuin Shim, Dongwoon Lee
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Publication number: 20230135503Abstract: 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: ApplicationFiled: July 20, 2022Publication date: May 4, 2023Applicant: Samsung Display Co., LTD.Inventors: Beomgyu CHOI, Jaeseung JEON, Eunyoung CHO, Jinsoo SHIN
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Publication number: 20230085199Abstract: 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: ApplicationFiled: November 13, 2022Publication date: March 16, 2023Inventors: Jinnyoung HEO, Kilsung LEE, Hoseok SOHN, Yongseok LEE, Dong Woon LEE, Yusik JEON, Beomgyu CHOI
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Patent number: 11592600Abstract: 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: GrantFiled: May 12, 2020Date of Patent: February 28, 2023Assignee: Samsung Display Co., Ltd.Inventors: ByoungYul Shim, Beomgyu Choi
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Patent number: 11500422Abstract: 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: GrantFiled: June 11, 2019Date of Patent: November 15, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jinnyoung Heo, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
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Patent number: 11358382Abstract: 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: GrantFiled: June 18, 2020Date of Patent: June 14, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Beomgyu Choi, ByoungYul Shim, Junga Lee
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Patent number: 11177454Abstract: 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: GrantFiled: February 21, 2020Date of Patent: November 16, 2021Inventor: Beomgyu Choi
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Publication number: 20210026046Abstract: 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: ApplicationFiled: May 12, 2020Publication date: January 28, 2021Inventors: ByoungYul SHIM, Beomgyu CHOI
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Publication number: 20210023835Abstract: 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: ApplicationFiled: June 18, 2020Publication date: January 28, 2021Applicant: Samsung Display Co., LTD.Inventors: Beomgyu CHOI, ByoungYul SHIM, Junga LEE
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Publication number: 20200208013Abstract: 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: ApplicationFiled: December 31, 2019Publication date: July 2, 2020Inventors: Jin Nyoung HEO, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
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Publication number: 20200194709Abstract: 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: ApplicationFiled: February 21, 2020Publication date: June 18, 2020Inventor: Beomgyu CHOI
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Publication number: 20200147761Abstract: 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: ApplicationFiled: October 18, 2019Publication date: May 14, 2020Inventors: Yusik JEON, Beomgyu CHOI, Jinnyoung HEO, Gyuin SHIM, Dongwoon LEE
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Patent number: 10600988Abstract: 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: GrantFiled: May 24, 2017Date of Patent: March 24, 2020Assignee: Samsung Display Co., Ltd.Inventor: Beomgyu Choi
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Publication number: 20190377386Abstract: 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: ApplicationFiled: June 11, 2019Publication date: December 12, 2019Inventors: Jinnyoung HEO, Kilsung Lee, Hoseok Sohn, Yongseok Lee, Dong Woon Lee, Yusik Jeon, Beomgyu Choi
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Patent number: 9971380Abstract: 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: GrantFiled: January 11, 2017Date of Patent: May 15, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Beomgyu Choi, Jongsoo Lee
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Publication number: 20180026223Abstract: 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: ApplicationFiled: May 24, 2017Publication date: January 25, 2018Inventor: Beomgyu CHOI
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Publication number: 20170199544Abstract: 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: ApplicationFiled: January 11, 2017Publication date: July 13, 2017Inventors: BEOMGYU CHOI, JONGSOO LEE