Patents by Inventor Ki Ju KWAK

Ki Ju KWAK 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: 11914424
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Grant
    Filed: January 1, 2023
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Publication number: 20230250525
    Abstract: Provided are a refractory article, an anti-redox coating composition, and a method of manufacturing the refractory article. The refractory article includes: a platinum(Pt)-based substrate; and a coating layer for preventing a redox reaction on a surface of the Pt-based substrate, wherein the coating layer for preventing a redox reaction includes on an oxide basis SiO2 in an amount of about 40 wt % to about 70 wt %, Al2O3 in an amount of about 20 wt % to about 52 wt %, B2O3 in an amount of about 3 wt % to about 6 wt %; and CaO in an amount of about 2.4 wt % to about 4.8 wt %.
    Type: Application
    Filed: April 14, 2023
    Publication date: August 10, 2023
    Inventors: Myeong-jin Cho, Hong-goo Choi, Soon-yong Choi, Ki-ju Kwak, Yong-won Lee, Yun-Kyung Sung
  • Patent number: 11674211
    Abstract: Provided are a refractory article, an anti-redox coating composition, and a method of manufacturing the refractory article. The refractory article includes: a platinum (Pt)-based substrate; and a coating layer for preventing a redox reaction on a surface of the Pt-based substrate, wherein the coating layer for preventing a redox reaction includes on an oxide basis SiO2 in an amount of about 40 wt % to about 70 wt %, Al2O3 in an amount of about 20 wt % to about 52 wt %, B2O3 in an amount of about 3 wt % to about 6 wt %; and CaO in an amount of about 2.4 wt % to about 4.8 wt %.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: June 13, 2023
    Assignee: Corning Incorporated
    Inventors: Myeong-jin Cho, Hong-goo Choi, Soon-yong Choi, Ki-ju Kwak, Yong-won Lee, Yun-Kyung Sung
  • Publication number: 20230140335
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Application
    Filed: January 1, 2023
    Publication date: May 4, 2023
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Patent number: 11567539
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: January 31, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Publication number: 20210140027
    Abstract: Provided are a refractory article, an anti-redox coating composition, and a method of manufacturing the refractory article. The refractory article includes: a platinum (Pt)-based substrate; and a coating layer for preventing a redox reaction on a surface of the Pt-based substrate, wherein the coating layer for preventing a redox reaction includes on an oxide basis SiO2 in an amount of about 40 wt % to about 70 wt %, Al2O3 in an amount of about 20 wt % to about 52 wt %, B2O3 in an amount of about 3 wt % to about 6 wt %; and CaO in an amount of about 2.4 wt % to about 4.8 wt %.
    Type: Application
    Filed: June 18, 2018
    Publication date: May 13, 2021
    Inventors: Myeong-jin Cho, Hong-goo Choi, Soon-yong Choi, Ki-ju Kwak, Yong-won Lee, Yun-Kyung Sung
  • Publication number: 20210124401
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Application
    Filed: January 4, 2021
    Publication date: April 29, 2021
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Patent number: 10940679
    Abstract: According to various embodiments, a lamination apparatus for laminating object members may comprise: a movable body portion; a guide portion for guiding the body portion; and a rotating portion for rotating an outer surface of the body portion according to the motion of the body portion.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: March 9, 2021
    Inventors: Sung-Gwan Woo, Ki-Ju Kwak
  • Patent number: 10908647
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Publication number: 20200133345
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Application
    Filed: December 24, 2019
    Publication date: April 30, 2020
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Patent number: 10545537
    Abstract: Disclosed in various embodiments of the present invention are a display device and an electronic device having same, the display device comprising: a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions. The display device and the electronic device having same may vary according to embodiments.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Patent number: 10437284
    Abstract: An electronic device is provided. The electronic device may include a display module, a bracket disposed on a rear surface of the display module, and a first adhesive member which fixes at least a portion of the display module to the bracket, between the display module and the bracket. The first adhesive member may have adhesive force which is reduced to a specified value or less by at least one of force, light, and/or heat applied from outside.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: October 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Ju Kwak, Sung Gwan Woo, Sung Ho Ahn, Hun Jo Jung, Soon Ik Park
  • Publication number: 20190143659
    Abstract: According to various embodiments, a lamination apparatus for laminating object members may comprise: a movable body portion; a guide portion for guiding the body portion; and a rotating portion for rotating an outer surface of the body portion according to the motion of the body portion.
    Type: Application
    Filed: June 9, 2017
    Publication date: May 16, 2019
    Inventors: Sung-Gwan WOO, Ki-Ju KWAK
  • Publication number: 20180364759
    Abstract: Disclosed in various embodiments of the present invention are a display device and an electronic device having same, the display device comprising: a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions. The display device and the electronic device having same may vary according to embodiments.
    Type: Application
    Filed: June 3, 2016
    Publication date: December 20, 2018
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Publication number: 20180203483
    Abstract: An electronic device is provided. The electronic device may include a display module, a bracket disposed on a rear surface of the display module, and a first adhesive member which fixes at least a portion of the display module to the bracket, between the display module and the bracket. The first adhesive member may have adhesive force which is reduced to a specified value or less by at least one of force, light, and/or heat applied from outside.
    Type: Application
    Filed: January 19, 2018
    Publication date: July 19, 2018
    Inventors: Ki Ju KWAK, Sung Gwan WOO, Sung Ho AHN, Hun Jo JUNG, Soon Ik PARK