Patents by Inventor Inwon CHOI

Inwon 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).

  • Fan, air conditioner having fan, and manufacturing method of fan
    Patent number: 12553621
    Abstract: A fan comprises a base to be rotated with respect to a rotation axis, an inlet having an opening formed in a center thereof, the inlet spaced apart from the base with respect to a rotation axis direction, and a blade arranged between the base and the inlet. The blade comprises a first surface facing outward with respect to a radial direction of the fan, a second surface facing inward with respect to the radial direction of the fan, and a curved portion protruding from the first surface.
    Type: Grant
    Filed: March 7, 2023
    Date of Patent: February 17, 2026
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byungghun Kim, Hyunggeun Park, Hwansoo Lee, Inwon Choi
  • Fan, air conditioner including the fan, and method for manufacturing the fan
    Patent number: 12188664
    Abstract: A fan includes an inlet part disposed to form a fan inlet, a base disposed to form, together with the inlet part, a fan outlet, and a blade. The blade extends from the base to the inlet part, and includes a first guide surface having an inclination toward an outside of the fan in a radial direction of the fan which changes in a direction from the inlet part toward the base, and a second guide surface having an inclination toward the outside of the fan in the radial direction which changes in a direction from the base toward the inlet part.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byungghun Kim, Hyunggeun Park, Hwansoo Lee, Inwon Choi
  • CONDUCTIVE ELECTROLYTE LAYER AND METHOD OF MANUFACTURING METAL-SUPPORTED SOLID OXIDE FUEL CELL INCLUDING THE SAME
    Publication number: 20240063401
    Abstract: A method of manufacturing a conductive electrolyte layer according to various embodiments of the present disclosure for achieving the objects is disclosed. The method includes loading a substrate into a sputter chamber, connecting a plurality of targets to the chamber, injecting a mixed gas into the chamber, supplying power to each of the plurality of targets and forming a conductive electrolyte layer on one surface of the substrate, and sintering the conductive electrolyte layer at a set sintering temperature.
    Type: Application
    Filed: August 18, 2023
    Publication date: February 22, 2024
    Applicants: Seoul National University R&DB Foundation, Foundation of Soongsil University-Industry Cooperation
    Inventors: Suk Won CHA, Jaewon HWANG, Inwon CHOI, Taehyun PARK
  • FAN, AIR CONDITIONER HAVING FAN, AND MENUFACTURING METHOD OF FAN
    Publication number: 20230204229
    Abstract: A fan comprises a base to be rotated with respect to a rotation axis, an inlet having an opening formed in a center thereof, the inlet spaced apart from the base with respect to a rotation axis direction, and a blade arranged between the base and the inlet. The blade comprises a first surface facing outward with respect to a radial direction of the fan, a second surface facing inward with respect to the radial direction of the fan, and a curved portion protruding from the first surface.
    Type: Application
    Filed: March 7, 2023
    Publication date: June 29, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byungghun KIM, Hyunggeun PARK, Hwansoo LEE, Inwon CHOI
  • FAN, AIR CONDITIONER INCLUDING THE FAN, AND METHOD FOR MANUFACTURING THE FAN
    Publication number: 20230175710
    Abstract: A fan includes an inlet part disposed to form a fan inlet, a base disposed to form, together with the inlet part, a fan outlet, and a blade. The blade extends from the base to the inlet part, and includes a first guide surface having an inclination toward an outside of the fan in a radial direction of the fan which changes in a direction from the inlet part toward the base, and a second guide surface having an inclination toward the outside of the fan in the radial direction which changes in a direction from the base toward the inlet part.
    Type: Application
    Filed: August 11, 2021
    Publication date: June 8, 2023
    Inventors: Byungghun KIM, Hyunggeun PARK, Hwansoo LEE, Inwon CHOI