Patents by Inventor Won Hyeok LEE

Won Hyeok LEE 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).

  • Battery safety test device and method
    Patent number: 12206077
    Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.
    Type: Grant
    Filed: December 29, 2023
    Date of Patent: January 21, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Won Hyeok Lee, Hyung Jin Hwang, Seong Ha Cha, Ui Yong Jeong, In Cheol Shin
  • BATTERY SAFETY TEST DEVICE AND METHOD
    Publication number: 20240234839
    Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.
    Type: Application
    Filed: December 29, 2023
    Publication date: July 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Won Hyeok LEE, Hyung Jin HWANG, Seong Ha CHA, Ui Yong JEONG, In Cheol SHIN
  • BATTERY SAFETY TEST DEVICE AND METHOD
    Publication number: 20240136604
    Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Won Hyeok LEE, Hyung Jin HWANG, Seong Ha CHA, Ui Yong JEONG, In Cheol SHIN
  • Battery safety test device and method
    Patent number: 11909009
    Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: February 20, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Won Hyeok Lee, Hyung Jin Hwang, Seong Ha Cha, Ui Yong Jeong, In Cheol Shin
  • BATTERY SAFETY TEST DEVICE AND METHOD
    Publication number: 20220093979
    Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.
    Type: Application
    Filed: March 17, 2020
    Publication date: March 24, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Won Hyeok LEE, Hyung Jin HWANG, Seong Ha CHA, Ui Yong JEONG, In Cheol SHIN