Patents by Inventor Chung Keun Yoo

Chung Keun Yoo 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: 20230409092
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: July 25, 2023
    Publication date: December 21, 2023
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 11747867
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: September 5, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Patent number: 11576272
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim
  • Patent number: 11493966
    Abstract: An electronic device according to various embodiments of the present invention comprises: a housing including a front surface and a rear surface facing the direction opposite to the front surface; a support plate rotatably coupled to the rear surface of the housing, and rotating around a first axis from a position in which the support plate is in close contact with a partial area of the rear surface to an open state in which the support plate forms an angle with respect to the rear surface; and a hinge structure having at least a portion accommodated inside the housing, and rotatably coupling the support plate to the housing. Therein, the hinge structure can comprise: a first guide member mounted on and fixed to the inner side surface of the housing; a second guide member mounted on and fixed to one surface of the support plate; and a gear module for linking the first guide member and the second guide member, wherein the first axis can be positioned on the rear surface on the outside of the housing.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: November 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Yoon Kim, Chung-Keun Yoo, Yong-Hwa Han
  • Publication number: 20220291724
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 15, 2022
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 11340663
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Patent number: 11266033
    Abstract: A portable electronic device is provided. The portable electronic device includes a first housing including a first surface and a second surface a second housing including a third surface and a fourth surface, and a hinge. The hinge includes a hinge shaft, a sliding device including a portion configured to slide to an inside or an outside of the second housing to be introduced, or slide from the inside or the outside of the second housing in a specific direction to be extracted in correspondence to a hinge operation of the second housing, and a multi-bar disposed between the first surface and the fourth surface and including multi-bar units to be spread or bent in correspondence to a hinge operation of the second housing.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: March 1, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee Cheul Moon, Gi Dae Kim, Moo Hyun Baek, Chung Keun Yoo
  • Publication number: 20210373609
    Abstract: An electronic device according to various embodiments of the present invention comprises: a housing including a front surface and a rear surface facing the direction opposite to the front surface; a support plate rotatably coupled to the rear surface of the housing, and rotating around a first axis from a position in which the support plate is in close contact with a partial area of the rear surface to an open state in which the support plate forms an angle with respect to the rear surface; and a hinge structure having at least a portion accommodated inside the housing, and rotatably coupling the support plate to the housing. Therein, the hinge structure can comprise: a first guide member mounted on and fixed to the inner side surface of the housing; a second guide member mounted on and fixed to one surface of the support plate; and a gear module for linking the first guide member and the second guide member, wherein the first axis can be positioned on the rear surface on the outside of the housing.
    Type: Application
    Filed: August 7, 2018
    Publication date: December 2, 2021
    Inventors: Jong-Yoon KIM, Chung-Keun YOO, Yong-Hwa HAN
  • Publication number: 20210298186
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Application
    Filed: June 7, 2021
    Publication date: September 23, 2021
    Inventors: Chung-Keun YOO, Jung-Jin KIM, Jong-Yoon KIM, Gi-Dae KIM, Young-Sun PARK, Moo-Hyun BAEK, Hyun-Woo SIM
  • Publication number: 20210255672
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 19, 2021
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 11061445
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: July 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Publication number: 20210195777
    Abstract: A portable electronic device is provided. The portable electronic device includes a first housing including a first surface and a second surface a second housing including a third surface and a fourth surface, and a hinge. The hinge includes a hinge shaft, a sliding device including a portion configured to slide to an inside or an outside of the second housing to be introduced, or slide from the inside or the outside of the second housing in a specific direction to be extracted in correspondence to a hinge operation of the second housing, and a multi-bar disposed between the first surface and the fourth surface and including multi-bar units to be spread or bent in correspondence to a hinge operation of the second housing.
    Type: Application
    Filed: March 3, 2021
    Publication date: June 24, 2021
    Inventors: Hee Cheul MOON, Gi Dae KIM, Moo Hyun BAEK, Chung Keun YOO
  • Patent number: 11032929
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: June 8, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim
  • Patent number: 10983348
    Abstract: A head mount wearable device is provided. The housing includes a first surface and a second surface, in which the first surface faces the face of a user and the second surface is opposite to the first surface when a user wears the head mount wearable device, a pair of lenses disposed inside at least one opening formed through the housing from the first surface to the second surface, at least one mounting member connected to the housing and configured to be worn by a user where the pair of lenses are positioned in front of the eyes of a user, and a holder assembly formed on the second surface or close to the second surface to hold a mobile device including a display and holding the mobile device where the display of the mobile device faces the opening.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Seong Hwang, Chung-Keun Yoo, Kyu-Myeong Kang, Kyeong-Soo Kim, Jae-Cheon Kim, Suk-Jin Yun
  • Patent number: 10945346
    Abstract: A portable electronic device is provided. The portable electronic device includes a first housing including a first surface and a second surface a second housing including a third surface and a fourth surface, and a hinge. The hinge includes a hinge shaft, a sliding device including a portion configured to slide to an inside or an outside of the second housing to be introduced, or slide from the inside or the outside of the second housing in a specific direction to be extracted in correspondence to a hinge operation of the second housing, and a multi-bar disposed between the first surface and the fourth surface and including multi-bar units to be spread or bent in correspondence to a hinge operation of the second housing.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee Cheul Moon, Gi Dae Kim, Moo Hyun Baek, Chung Keun Yoo
  • Publication number: 20200396852
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Application
    Filed: August 31, 2020
    Publication date: December 17, 2020
    Inventors: Chung-Keun YOO, Jung-Jin KIM, Jong-Yoon KIM, Gi-Dae KIM, Young-Sun PARK, Moo-Hyun BAEK, Hyun-Woo SIM
  • Patent number: 10856430
    Abstract: According to an embodiment of the present disclosure, an electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housi
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: December 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim
  • Publication number: 20200371564
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: August 11, 2020
    Publication date: November 26, 2020
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 10827633
    Abstract: According to an embodiment of the present disclosure, an electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housi
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim
  • Patent number: 10817078
    Abstract: According to various embodiments of the present invention, a stylus pen can comprise: a pen body extended along an axial line; a touch tip provided on one end portion of the pen body; a cap arranged on the other end portion of the pen body; a first structure for changing the length of the stylus pen by moving the cap along the axial line; and a second structure coming in contact with at least a part of the first structure, and restricting the movement of the cap and/or the first structure.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: October 27, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Chung Keun Yoo, Young Sun Park, Seung Hyun Hwang, Sang Min Kim, Dae Young Noh, Young Jin An, Soon Woong Yang, Seung Hoon Lee, Yun Jae Han