Patents by Inventor Wook Han CHOI

Wook Han 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).

  • Method for manufacturing lightweight cowl crossbar
    Patent number: 12258071
    Abstract: A method for manufacturing a lightweight cowl crossbar includes: producing an inner pipe, laminating a plurality of composite material layers wound around the inner pipe, and extruding an outer pipe on the winding layer, in which the plurality of composite material layers adjacent to each other are wound in different directions.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: March 25, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, LG HAUSYS, LTD., HYUNDAI MOBIS CO., LTD.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho
  • METHOD OF MANUFACTURING WELDED STRUCTURE, WELDED STRUCTURE, AND BATTERY CASE
    Publication number: 20230286073
    Abstract: A method of manufacturing a welded structure includes a preparation operation of arranging a first member to overlap a second member; a first welding operation of forming a first welding line on a first surface of the first member by welding a portion at which the first member overlaps the second member, the first surface of the first member being a surface of the first member facing the second member; a second welding operation of forming a second welding line on a second surface of the first member by welding the portion at which the first member overlaps the second member, the second surface of the first member being a surface opposite to the first surface; and connecting the first welding line to the second welding line.
    Type: Application
    Filed: June 30, 2022
    Publication date: September 14, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Wook Han CHOI, Lee Seung PARK
  • Vehicle battery mount structure
    Patent number: 11661020
    Abstract: A vehicle battery mount structure includes: a battery module fixed to a vehicle body; a through pipe disposed in the battery module; a fixing member configured to fix a lower case and an upper case of the battery module; and a through bolt configured to fix the battery module to a vehicle body bottom frame. The through bolt passes through the through pipe and the fixing member and is coupled to the fixing member.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: May 30, 2023
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Won Yong Ki, Ki Hyun Kim, Wook Han Choi
  • VEHICLE BATTERY MOUNT STRUCTURE
    Publication number: 20210387583
    Abstract: A vehicle battery mount structure includes: a battery module fixed to a vehicle body; a through pipe disposed in the battery module; a fixing member configured to fix a lower case and an upper case of the battery module; and a through bolt configured to fix the battery module to a vehicle body bottom frame. The through bolt passes through the through pipe and the fixing member and is coupled to the fixing member.
    Type: Application
    Filed: December 18, 2020
    Publication date: December 16, 2021
    Inventors: Won Yong KI, Ki Hyun KIM, Wook Han CHOI