Patents by Inventor Toshikazu Takayanagi

Toshikazu Takayanagi 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: 11729921
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: August 15, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
  • Publication number: 20230243387
    Abstract: A foldable device includes a flexible display including a first portion, a second portion, and a third portion disposed between the first portion and the second portion; and a body including a first support portion which supports the first portion of the flexible display, a second support portion which supports the second portion of the flexible display, and a third support portion which supports the third portion of the flexible display. The third support portion includes a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion.
    Type: Application
    Filed: April 3, 2023
    Publication date: August 3, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong BAE, Ho-seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-hyoung Park
  • Patent number: 11624400
    Abstract: A foldable device includes a flexible display including a first portion, a second portion, and a third portion disposed between the first portion and the second portion; a body including a first support portion which supports the first portion of the flexible display, a second support portion which supports the second portion of the flexible display, and a third support portion which supports the third portion of the flexible display; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and at least one slot hole which shifts the first rotation axis and the second rotation axis along an inner surface of the at least one slot hole when the first support portion and the second support portion rotate.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong Bae, Ho-seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-hyoung Park
  • Patent number: 11609612
    Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: March 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-hyoung Park, Ho-seung Seo, Toshikazu Takayanagi, Yu-dong Bae, Wataru Kaihotsu, Shi-yun Cho, Dae-myung Kim, Jae-young Huh
  • Publication number: 20220232712
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 21, 2022
    Inventors: Hyung-sun LEE, Yu-su KIM, Toshikazu TAKAYANAGI
  • Publication number: 20220154765
    Abstract: A foldable device includes a flexible display including a first portion, a second portion, and a third portion disposed between the first portion and the second portion; a body including a first support portion which supports the first portion of the flexible display, a second support portion which supports the second portion of the flexible display, and a third support portion which supports the third portion of the flexible display; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and at least one slot hole which shifts the first rotation axis and the second rotation axis along an inner surface of the at least one slot hole when the first support portion and the second support portion rotate.
    Type: Application
    Filed: January 31, 2022
    Publication date: May 19, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong BAE, Ho-Seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-Hyoung Park
  • Patent number: 11330724
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: May 10, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
  • Patent number: 11268565
    Abstract: A foldable device includes a flexible display including first, second, and third portions; a body including first, second, and third support portions which respectively supports the first, second, and third portions; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and a slot hole which is rotatably coupled with the first and second rotation axes, and which moves the first rotation axis and the second rotation axis when the first support portion and the second support portion rotate with respect to the third support portion. The first and second rotation axes allow the first and second support portions to rotate with respect to the third support portion when the flexible display changes from an open state to a closed state.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: March 8, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong Bae, Ho-seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-hyoung Park
  • Publication number: 20220019266
    Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.
    Type: Application
    Filed: September 30, 2021
    Publication date: January 20, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-hyoung PARK, Ho-seung SEO, Toshikazu TAKAYANAGI, Yu-dong BAE, Wataru KAIHOTSU, Shi-yun CHO, Dae-myung KIM, Jae-young HUH
  • Patent number: 11137801
    Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: October 5, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-hyoung Park, Ho-seung Seo, Toshikazu Takayanagi, Yu-dong Bae, Wataru Kaihotsu, Shi-yun Cho, Dae-myung Kim, Jae-young Huh
  • Publication number: 20210108677
    Abstract: A foldable device includes a flexible display including first, second, and third portions; a body including first, second, and third support portions which respectively supports the first, second, and third portions; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and a slot hole which is rotatably coupled with the first and second rotation axes, and which moves the first rotation axis and the second rotation axis when the first support portion and the second support portion rotate with respect to the third support portion. The first and second rotation axes allow the first and second support portions to rotate with respect to the third support portion when the flexible display changes from an open state to a closed state.
    Type: Application
    Filed: December 7, 2020
    Publication date: April 15, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong BAE, Ho-seong SEO, Wataru KAIHOTSU, Toshikazu TAKAYANAGI, Jin-hyoung PARK
  • Publication number: 20210084779
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Application
    Filed: November 27, 2020
    Publication date: March 18, 2021
    Inventors: Hyung-sun LEE, Yu-su KIM, Toshikazu TAKAYANAGI
  • Patent number: 10888005
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: January 5, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyung-Sun Lee, Yu-Su Kim, Toshikazu Takayanagi
  • Patent number: 10883534
    Abstract: A foldable device includes a flexible display including first, second, and third portions; a body including first, second, and third support portions which respectively supports the first, second, and third portions; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and a slot hole which is rotatably coupled with the first and second rotation axes, and which moves the first rotation axis and the second rotation axis when the first support portion and the second support portion rotate with respect to the third support portion. The first and second rotation axes allow the first and second support portions to rotate with respect to the third support portion when the flexible display changes from an open state to a closed state.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: January 5, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong Bae, Ho-seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-hyoung Park
  • Publication number: 20200355216
    Abstract: A foldable device includes a flexible display including first, second, and third portions; a body including first, second, and third support portions which respectively supports the first, second, and third portions; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and a slot hole which is rotatably coupled with the first and second rotation axes, and which moves the first rotation axis and the second rotation axis when the first support portion and the second support portion rotate with respect to the third support portion. The first and second rotation axes allow the first and second support portions to rotate with respect to the third support portion when the flexible display changes from an open state to a closed state.
    Type: Application
    Filed: May 8, 2019
    Publication date: November 12, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong BAE, Ho-seong SEO, Wataru KAIHOTSU, Toshikazu TAKAYANAGI, Jin-hyoung PARK
  • Publication number: 20200166972
    Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.
    Type: Application
    Filed: January 31, 2020
    Publication date: May 28, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-hyoung PARK, Ho-seung SEO, Toshikazu TAKAYANAGI, Yu-dong BAE, Wataru KAIHOTSU, Shi-yun CHO, Dae-myung KIM, Jae-young HUH
  • Patent number: 10585458
    Abstract: A foldable device includes: a flexible display including: a first part; a second part; and a third part provided between the first and second parts; a first body supporting the first part; and a second body supporting the second part, each of the first and second body are configured to move between a first and a second position, in response to each of the first and second bodies being provided in the first position, the first body and the second body form a receiving space, the third part forms a curved portion of the flexible display and the curved portion is provided within the receiving space, and wherein the first part is configured to move in a longitudinal direction of the flexible display with respect to the first body in response to the first and second bodies moving between the first and second positions.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: March 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-hyoung Park, Ho-seung Seo, Toshikazu Takayanagi, Yu-dong Bae, Wataru Kaihotsu, Shi-yun Cho, Dae-myung Kim, Jae-young Huh
  • Publication number: 20190364676
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Application
    Filed: August 8, 2019
    Publication date: November 28, 2019
    Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
  • Patent number: 10420227
    Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: September 17, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
  • Patent number: 10365691
    Abstract: A foldable device includes a flexible display including first, second, and third portions; a body including first, second, and third support portions which respectively supports the first, second, and third portions; a hinge including a first rotation axis which connects the first support portion to the third support portion, and a second rotation axis which connects the second support portion to the third support portion; and a slot hole which is rotatably coupled with the first and second rotation axes, and which moves the first rotation axis and the second rotation axis when the first support portion and the second support portion rotate with respect to the third support portion. The first and second rotation axes allow the first and second support portions to rotate with respect to the third support portion when the flexible display changes from an open state to a closed state.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: July 30, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-dong Bae, Ho-seong Seo, Wataru Kaihotsu, Toshikazu Takayanagi, Jin-hyoung Park