Patents by Inventor Dong-Woo Seo

Dong-Woo Seo 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: 20230001390
    Abstract: A method for preparing a molybdenum-bismuth-based composite metal oxide.
    Type: Application
    Filed: August 17, 2021
    Publication date: January 5, 2023
    Inventors: Hyunsub Lim, Byung Yul Choi, Young Hyun Choe, Dong Woo Seo, Hyeonho Joo, Youngju Choi, Saeha Lee, Minsu Kim
  • Patent number: 11542197
    Abstract: Provided are a textile reinforced cement composite for suppressing occurrence of slipping and a crack and a manufacturing method thereof.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: January 3, 2023
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Gum Sung Ryu, Kyung Taek Koh, Hyeong Yeol Kim, Gi Hong An, Dong Woo Seo, Seung Seop Jin
  • Patent number: 11466456
    Abstract: Provided are a method of manufacturing a three-dimensional textile reinforcement material and a method of constructing a textile reinforced concrete structure using a three-dimensional textile reinforcement material. A two-dimensional grid is bent into a three-dimensional shape using a two-dimensionally woven or knitted textile grid, and the bent grid is coupled with at least one two-dimensional grid, and thus the three-dimensional textile reinforcement material can be simply and easily formed. The three-dimensional textile reinforcement material can be formed by coating the coupled two-dimensional grid and a three-dimensional grid with a thermosetting resin and curing the coupled grids to support a concrete pouring pressure.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 11, 2022
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol Kim, Kyung Taek Koh, Gum Sung Ryu, Gi Hong An, Dong Woo Seo, Young Jun You, Seung Hun Park, Ga Young Kim, Seung Seop Jin
  • Patent number: 11442202
    Abstract: A foldable display device includes: a flexible display module including a first substantially non-bendable portion, a second substantially non-bendable portion, and a bendable portion between the first non-bendable portion and the second non-bendable portion; a support member disposed on the flexible display module, the support member including a hinge portion, a first portion connected to the hinge portion and supporting the first non-bendable portion, and a second portion connected to the hinge portion and supporting the second non-bendable portion to permit the first and second portions to rotate about the hinge portion; and a protective layer attached to the first portion and the second portion to cover the bendable portion disposed between the first portion and the second portion, the protective layer including a stretchable material having a mesh structure.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: September 13, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Jin Park, Dong Woo Seo, Jai Ku Shin, Sung Chul Choi
  • Publication number: 20220231594
    Abstract: A bypass device of an HVDC sub module according to the present invention comprises: a sub module for generating a voltage in an HVDC system; a bypass switch driving unit for driving a bypass switch located at an input terminal of the sub module; a sub module controller for monitoring a state of the sub module to transmit the monitored state to a system controller, and controlling the sub module and the bypass switch driving unit according to a command of the system controller; and a voltage monitoring unit for controlling the bypass switch driving unit by monitoring a voltage of a capacitor located in the sub module.
    Type: Application
    Filed: May 11, 2021
    Publication date: July 21, 2022
    Inventors: Jung Ki HONG, Dong Woo SEO
  • Publication number: 20220187872
    Abstract: A display device includes a display panel; a first digitizer layer disposed on the display panel; a second digitizer layer disposed on the display panel and separated from the first digitizer layer; a first plate member disposed on the first digitizer layer; and a second plate member disposed on the second digitizer layer, wherein each of the first plate member and the second plate member includes a plurality of plate portions and one or more hinge portions configured to rotatably connect the plurality of plate portions to each other.
    Type: Application
    Filed: September 24, 2021
    Publication date: June 16, 2022
    Inventors: Dong Woo Seo, So Jeong La, Dong Jin Park, Jai Ku Shin, Seok Chan Lee, Sung Chul Choi, Ji Hye Shin
  • Patent number: 11193278
    Abstract: Provided are an anchor pin for placing shotcrete and fixing a textile grid and a method of constructing textile grid reinforced shotcrete using the same, wherein the anchor pin allows a textile grid reinforcement to be precisely disposed at a required position and, when shotcrete is placed, prevents a textile grid reinforcement from moving due to a driving pressure for precise construction so as to increase durability and safety of the concrete structure, allows primary and secondary shotcrete to be constructed while placing thicknesses thereof are visually checked so as to increase precision of construction, and allows the textile grid reinforcement to be disposed and fixed to accurately correspond to a shape of the concrete structure even when a lower portion of a slab, a wall, and a structure with a curved surface, such as a lining of a tunnel, are built.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: December 7, 2021
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol Kim, Kyung Taek Koh, Gum Sung Ryu, Gi Hong An, Dong Woo Seo, Seung Seop Jin
  • Publication number: 20210373604
    Abstract: A display device includes a display panel including a rear surface and a front surface, where the front surface is provided with a display surface and including a folding axis extending in a first direction, a first barrier member disposed on the rear surface of the display panel and having a modulus of about 1 GPa to about 300 GPa, a first coupling member disposed on a rear surface of the first barrier member, and a metal plate disposed on a rear surface of the first coupling member and including a first plate portion and a second plate portion which are arranged in a second direction crossing the first direction and a connection portion connecting the first plate portion and the second plate portion, where the first coupling member does not overlap the connection portion in a plan view.
    Type: Application
    Filed: March 5, 2021
    Publication date: December 2, 2021
    Inventors: Jai Ku SHIN, Dong Jin PARK, Dong Woo SEO, Sung Chul CHOI
  • Patent number: 11127797
    Abstract: A display device including: a sensor device; a display module to display an image and having a first through-hole in which the sensor device is positioned; and a bottom panel cover on one surface of the display module and having a second through-hole in which the sensor device is positioned. The first through-hole has breadth that increases from the one surface of the display module toward another surface of the display module opposite to the one surface of the display module.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: September 21, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jai Ku Shin, Dong Jin Park, Dong Woo Seo, Sung Chul Choi
  • Publication number: 20210141124
    Abstract: A foldable display device includes: a flexible display module including a first substantially non-bendable portion, a second substantially non-bendable portion, and a bendable portion between the first non-bendable portion and the second non-bendable portion; a support member disposed on the flexible display module, the support member including a hinge portion, a first portion connected to the hinge portion and supporting the first non-bendable portion, and a second portion connected to the hinge portion and supporting the second non-bendable portion to permit the first and second portions to rotate about the hinge portion; and a protective layer attached to the first portion and the second portion to cover the bendable portion disposed between the first portion and the second portion, the protective layer including a stretchable material having a mesh structure.
    Type: Application
    Filed: October 6, 2020
    Publication date: May 13, 2021
    Inventors: Dong Jin PARK, Dong Woo SEO, Jai Ku SHIN, Sung Chui CHOI
  • Publication number: 20210111230
    Abstract: A display device including: a sensor device; a display module to display an image and having a first through-hole in which the sensor device is positioned; and a bottom panel cover on one surface of the display module and having a second through-hole in which the sensor device is positioned. The first through-hole has breadth that increases from the one surface of the display module toward another surface of the display module opposite to the one surface of the display module.
    Type: Application
    Filed: April 27, 2020
    Publication date: April 15, 2021
    Inventors: Jai Ku SHIN, Dong Jin PARK, Dong Woo SEO, Sung Chul CHOI
  • Publication number: 20210070657
    Abstract: Provided are a textile reinforced cement composite for suppressing occurrence of slipping and a crack and a manufacturing method thereof.
    Type: Application
    Filed: December 3, 2019
    Publication date: March 11, 2021
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Gum Sung RYU, Kyung Taek KOH, Hyeong Yeol KIM, Gi Hong AN, Dong Woo SEO, Seung Seop JIN
  • Publication number: 20210062508
    Abstract: Provided are an anchor pin for placing shotcrete and fixing a textile grid and a method of constructing textile grid reinforced shotcrete using the same, wherein the anchor pin allows a textile grid reinforcement to be precisely disposed at a required position and, when shotcrete is placed, prevents a textile grid reinforcement from moving due to a driving pressure for precise construction so as to increase durability and safety of the concrete structure, allows primary and secondary shotcrete to be constructed while placing thicknesses thereof are visually checked so as to increase precision of construction, and allows the textile grid reinforcement to be disposed and fixed to accurately correspond to a shape of the concrete structure even when a lower portion of a slab, a wall, and a structure with a curved surface, such as a lining of a tunnel, are built.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 4, 2021
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol KIM, Kyung Taek KOH, Gum Sung RYU, Gi Hong AN, Dong Woo SEO, Seung Seop JIN
  • Publication number: 20210062374
    Abstract: Provided are an apparatus for manufacturing a textile grid with increased adhesion and a method thereof capable of integrating the textile grid with a concrete structure by increasing the adhesion of the textile grid when the concrete structure is built, repaired, or reinforced, increasing structural safety and durability of the concrete structure, increasing a working speed by coating a surface of the textile grid with an abrasive material powder that is a surface coating material in an automatic series of processes immediately after the textile grid is manufactured, and increasing coating performance by automatically inspecting and adjusting the amount of the coating material applied to the surface of the textile grid using a camera.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 4, 2021
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol KIM, Kyung Taek KOH, Gum Sung RYU, Gi Hong AN, Dong Woo SEO, Seung Seop JIN
  • Patent number: 10927464
    Abstract: Provided are a carbon fiber textile reinforcing material with an anode metal line which can be repaired and reinforced with a high stiffness and non-corrosive carbon fiber textile by disposing a carbon fiber textile reinforcing material with an anodic metal line functioning as a conductor and a reinforcing material on a deteriorated cross-section of concrete, can maximize repair and reinforcement of a reinforced concrete structure by preventing additional corrosion of a concrete embedded reinforcing bar using a sacrificial anode arranged on the carbon fiber textile, can prevent corrosion of an existing reinforced concrete structure and can be used as a reinforcing material and a corrosion preventing material of a new concrete structure, and a method for repairing and reinforcing a reinforced concrete structure using the same.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: February 23, 2021
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol Kim, Gum Sung Ryu, Dong Woo Seo, Young Jun You
  • Publication number: 20200380893
    Abstract: In a display device including a display panel, the display device includes: an active region; a plurality of hole areas at least partially surrounded by the active region; and a folding line extending in one direction, wherein each of the hole areas includes at least one hole, and wherein the holes of each hole area are arranged in an extending direction of the folding line.
    Type: Application
    Filed: February 3, 2020
    Publication date: December 3, 2020
    Inventors: Dong Jin PARK, Dong Woo SEO, Jai Ku SHIN, Sung Chul CHOI
  • Publication number: 20200032514
    Abstract: Provided are a method of manufacturing a three-dimensional textile reinforcement material and a method of constructing a textile reinforced concrete structure using a three-dimensional textile reinforcement material. A two-dimensional grid is bent into a three-dimensional shape using a two-dimensionally woven or knitted textile grid, and the bent grid is coupled with at least one two-dimensional grid, and thus the three-dimensional textile reinforcement material can be simply and easily formed. The three-dimensional textile reinforcement material can be formed by coating the coupled two-dimensional grid and a three-dimensional grid with a thermosetting resin and curing the coupled grids to support a concrete pouring pressure.
    Type: Application
    Filed: October 30, 2018
    Publication date: January 30, 2020
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol KIM, Kyung Taek KOH, Gum Sung RYU, Gi Hong AN, Dong Woo SEO, Young Jun YOU, Seung Hun PARK, Ga Young KIM, Seung Seop JIN
  • Patent number: 10301833
    Abstract: Provided are a highly durable textile reinforcing panel used as a concrete form and a method for constructing a reinforced concrete structure using the same. The highly durable textile reinforcing panel is configured to resist a lateral pressure caused due to a self-load of concrete which is not cured during construction and function as a structure reinforcing material by being integrated with concrete cured after the construction, is integrated with the concrete structure via a textile shear connector formed on a highly durable concrete panel, and allows a lattice-shaped reinforcing material to remarkably increase flexural strength of the highly durable concrete panel, and thus a flexural strength of the entire concrete structure is remarkably increased when the highly durable textile reinforcing panel used as a concrete form is structurally integrated with the concrete structure.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: May 28, 2019
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol Kim, Gum Sung Ryu, Dong Woo Seo, Young Jun You
  • Publication number: 20190136389
    Abstract: Provided are a carbon fiber textile reinforcing material with an anode metal line which can be repaired and reinforced with a high stiffness and non-corrosive carbon fiber textile by disposing a carbon fiber textile reinforcing material with an anodic metal line functioning as a conductor and a reinforcing material on a deteriorated cross-section of concrete, can maximize repair and reinforcement of a reinforced concrete structure by preventing additional corrosion of a concrete embedded reinforcing bar using a sacrificial anode arranged on the carbon fiber textile, can prevent corrosion of an existing reinforced concrete structure and can be used as a reinforcing material and a corrosion preventing material of a new concrete structure, and a method for repairing and reinforcing a reinforced concrete structure using the same.
    Type: Application
    Filed: December 15, 2017
    Publication date: May 9, 2019
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Hyeong Yeol KIM, Gum Sung RYU, Dong Woo SEO, Young Jun YOU
  • Publication number: 20190136551
    Abstract: Provided are a highly durable textile reinforcing panel used as a concrete form and a method for constructing a reinforced concrete structure using the same. The highly durable textile reinforcing panel is configured to resist a lateral pressure caused due to a self-load of concrete which is not cured during construction and function as a structure reinforcing material by being integrated with concrete cured after the construction, is integrated with the concrete structure via a textile shear connector formed on a highly durable concrete panel, and allows a lattice-shaped reinforcing material to remarkably increase flexural strength of the highly durable concrete panel, and thus a flexural strength of the entire concrete structure is remarkably increased when the highly durable textile reinforcing panel used as a concrete form is structurally integrated with the concrete structure.
    Type: Application
    Filed: December 11, 2017
    Publication date: May 9, 2019
    Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: HYEONG YEOL KIM, GUM SUNG RYU, DONG WOO SEO, YOUNG JUN YOU