Patents by Inventor Sun Choi

Sun 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).

  • Patent number: 12552779
    Abstract: The present invention relates to 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, a method for producing the same, and a composition for prevention, improvement or treatment of neurodegenerative disease containing the same. Specifically, 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, which are novel compounds of the present invention, can be used as an excellent composition for prevention, improvement or treatment of neurodegenerative disease.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: February 17, 2026
    Assignees: DUKSUNG WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, KNU- INDUSTRY COOPERATION FOUNDATION, INDUSTRY ACADEMIC COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY, EWHA UNIVERSITY—INDUSTRY COLLABORATION FOUNDATION
    Inventors: Sang Hyup Lee, Dong Young Choi, Jungkwan Lee, Sung Hoon Ahn, Sun Choi, Hyun Sung Cho, Cho Rong Kim, Yoo Jin Lim, Ye Eun Kim, Yoonji Lee
  • Publication number: 20230286956
    Abstract: The present invention relates to 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, a method for producing the same, and a composition for prevention, improvement or treatment of neurodegenerative disease containing the same. Specifically, 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, which are novel compounds of the present invention, can be used as an excellent composition for prevention, improvement or treatment of neurodegenerative disease.
    Type: Application
    Filed: July 9, 2021
    Publication date: September 14, 2023
    Inventors: Sang Hyup LEE, Dong Young CHOI, Jungkwan LEE, Sung Hoon AHN, Sun CHOI, Hyun Sung CHO, Cho Rong KIM, Yoo Jin LIM, Ye Eun KIM, Yoonji LEE
  • Patent number: 11511253
    Abstract: Provided is a method of fabricating capsules. The method includes: forming droplets of a dispersed phase solution including a phase transition material, a carbon nanomaterial, and a first monomer by allowing the dispersed phase solution to pass through nozzle units provided at a porous membrane in a reaction tank including the porous membrane; migrating the droplets into a mobile phase material including a second monomer; and forming polymer shells at interfaces between the droplets and the mobile phase material by polymerization between the first monomer and the second monomer.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: November 29, 2022
    Assignee: Korea Institute of Science and Technology
    Inventors: Sun Choi, Youngkyun Jung, Ung Su Choi
  • Patent number: 11453055
    Abstract: Embodiments of the present disclosure provide a method of manufacturing a metal column using 3D printing technology. The method of manufacturing a metal column includes steps of: creasing a 3D-CAD design for printing the metal column; printing the metal column; pretreating the inner surface of a channel inside the metal column at low temperature; and coating the inner surface of the channel with a stationary phase so that the metal column is capable of separating a gas mixture into components.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: September 27, 2022
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ji Won Lee, Soo Yeol Phyo, Sun Choi, Sung Choi
  • Patent number: 11232512
    Abstract: A method and an electronic device for composing an image are provided. An electronic device includes a display configured to display an image of a user photographed by a camera; an input component configured to receive a user input; a communicator configured to facilitate a communication with an external server; and a processor configured to display the image of the user on the display, set an avatar region within the image of the user based on the received user input, generate an avatar to be displayed on the avatar region, and control the display to combine the avatar with the image of the user and to display the resulting composite image.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun Choi, Sun-hwa Kim, Jae-young Lee, Gi-ppeum Choi
  • Publication number: 20210370393
    Abstract: Embodiments of the present disclosure provide a method of manufacturing a metal column using 3D printing technology. The method of manufacturing a metal column includes steps of: creasing a 3D-CAD design for printing the metal column; printing the metal column; pretreating the inner surface of a channel inside the metal column at low temperature; and coating the inner surface of the channel with a stationary phase so that the metal column is capable of separating a gas mixture into components.
    Type: Application
    Filed: July 6, 2020
    Publication date: December 2, 2021
    Inventors: Ji Won LEE, Soo Yeol PHYO, Sun CHOI, Sung CHOI
  • Publication number: 20210362132
    Abstract: A catalyst for decomposing perfluorinated compounds is composed of tungsten (W) compound and nickel (Ni) compound as main components and composed of aluminum (Al) compound or silicon (Si) compound as a supporter.
    Type: Application
    Filed: August 10, 2021
    Publication date: November 25, 2021
    Inventors: Young Hwan Moon, Jong San Kim, Heon Jung, Eun Seo Park, Deung Ki Yun, Sun Choi, Seung Youn Jung, Jun Min Yeom
  • Patent number: 11145047
    Abstract: An apparatus and method for synthesizing an image and an electronic apparatus using the method are provided. The electronic apparatus includes a memory that stores pictures, a transceiver that communicates with an external server, a display that detects a user interaction, and a processor that reads pictures from the memory. The processor first selects pictures based on a weighted value, determines first attribute information and second attribute information from the first selected pictures, stores the first attribute information and the second attribute information in a database form, second selects at least one picture from among the first selected pictures based on the first attribute information, the second attribute information and user context information, controls the transceiver to receive a product image corresponding to the second selected picture from the external server, and creates a composite image by synthesizing the second selected picture and the product image.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: October 12, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-sung Chung, Sun-hwa Kim, Jae-young Lee, Gi-ppeum Choi, Sun Choi
  • Publication number: 20210138422
    Abstract: Provided is a method of fabricating capsules. The method includes: forming droplets of a dispersed phase solution including a phase transition material, a carbon nanomaterial, and a first monomer by allowing the dispersed phase solution to pass through nozzle units provided at a porous membrane in a reaction tank including the porous membrane; migrating the droplets into a mobile phase material including a second monomer; and forming polymer shells at interfaces between the droplets and the mobile phase material by polymerization between the first monomer and the second monomer.
    Type: Application
    Filed: March 5, 2020
    Publication date: May 13, 2021
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sun CHOI, Youngkyun JUNG, Ung Su CHOI
  • Patent number: 10855615
    Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: December 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun Choi, Won-jong Choi
  • Publication number: 20200222885
    Abstract: A catalyst for decomposing perfluorinated compounds is composed of tungsten (W) and nickel (Ni) as main components and composed of aluminum (Al) or silicon (Si) as a supporter.
    Type: Application
    Filed: October 10, 2019
    Publication date: July 16, 2020
    Inventors: Young Hwan Moon, Jong San Kim, Heon Jung, Eun Seo Park, Deung Ki Yun, Sun Choi, Seung Youn Jung, Jun Min Yeom
  • Publication number: 20200175581
    Abstract: A method and an electronic device for composing an image are provided. An electronic device includes a display configured to display an image of a user photographed by a camera; an input component configured to receive a user input; a communicator configured to facilitate a communication with an external server; and a processor configured to display the image of the user on the display, set an avatar region within the image of the user based on the received user input, generate an avatar to be displayed on the avatar region, and control the display to combine the avatar with the image of the user and to display the resulting composite image.
    Type: Application
    Filed: February 5, 2020
    Publication date: June 4, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun CHOI, Sun-hwa KIM, Jae-young LEE, Gi-ppeum CHOI
  • Patent number: 10586276
    Abstract: A method and an electronic device for composing an image are provided. An electronic device includes a display configured to display an image of a user photographed by a camera; an input component configured to receive a user input; a communicator configured to facilitate a communication with an external server; and a processor configured to display the image of the user on the display, set an avatar region within the image of the user based on the received user input, generate an avatar to be displayed on the avatar region, and control the display to combine the avatar with the image of the user and to display the resulting composite image.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: March 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun Choi, Sun-hwa Kim, Jae-young Lee, Gi-ppeum Choi
  • Publication number: 20190334832
    Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.
    Type: Application
    Filed: July 11, 2019
    Publication date: October 31, 2019
    Inventors: Sun CHOI, Won-jong CHOI
  • Patent number: 10421056
    Abstract: Provided is a fabrication method of print head of MCM device formed micro patterned air gap capable of picoliter-scale droplet printing, and more particularly, is characterized in that comprising preparing silicon wafer 10 washed by piranha solution at step A, stacking silicon nitride films 20 and 20? up front surface and back surface of prepared silicon wafer at step B, drying after applying photoresists 30 and 30? to top surface and bottom surface of the silicon nitride film 20 and 20? at step C, removing partially the photoresists through pre-determined pattern by irradiation of ultraviolet after arranging photomask 40 formed through pre-determined pattern in any one side of the photoresists 30 and 30? at step D, forming sample droplet storage space opening by removing silicon nitride film 21 contacted to photoresists removed by pre-determined pattern at step E, removing the photoresists 30 and 30? stacked up the silicon nitride film 20 and 20? at step F, forming sample droplet storage space 50 by etching
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: September 24, 2019
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sun Choi, Chan Hyuk Park, Young Haeng Lee
  • Patent number: 10374969
    Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun Choi, Won-jong Choi
  • Patent number: 10235305
    Abstract: A method and system for sharing content, by which an experience is shared between users in real-time based on an interactive service between devices is provided. The method includes: receiving content-related information from at least one peripheral device reproducing content to be shared while an interactive service is being provided; and transmitting the content-related information to at least one second communication device connected to a first communication device by the interactive service based on the received content-related information.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun Choi, Won-jong Choi
  • Patent number: 10222963
    Abstract: A display apparatus which is capable of performing an initial setting and a controlling control method thereof are provided. The display apparatus includes an output unit configured to output a user interface (UI) which is controllable by a plurality of input modes, and a controller configured to set an input mode according to a user feedback type regarding the UI, and configured to output another UI which corresponds to the set input mode.
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yeon-hee Jung, Do-hyoung Kim, Se-jun Park, Yoon-woo Jun, Joo-yeon Cho, Sun Choi
  • Patent number: 10175847
    Abstract: A portable device and a method for controlling a display device include receiving first display information of a first arrangement of icons displayed on a screen of the display device, displaying the first arrangement of icons on a display of a portable device based on the first display information, modifying the first arrangement of icons displayed on the display of the portable device to generate a second arrangement of icons, generating second display information based on the second arrangement of icons, and transmitting to the display device a request to display the second arrangement of icons on the display of the display device, the request comprising the second display information.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: January 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byung-jeong Jeon, Youn-gun Jung, In-young Shin, Hye-young Jun, Sun Choi, Won-jong Choi
  • Patent number: 10148587
    Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: December 4, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun Choi, Won-jong Choi