Patents by Inventor MingGuang Xuan

MingGuang Xuan 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).

  • Lanyard clasp
    Patent number: D993826
    Type: Grant
    Filed: April 24, 2023
    Date of Patent: August 1, 2023
    Inventor: MingGuang Xuan
  • Snap hook
    Patent number: D1003698
    Type: Grant
    Filed: July 3, 2023
    Date of Patent: November 7, 2023
    Inventor: Mingguang Xuan
  • Lanyard attachment
    Patent number: D1005825
    Type: Grant
    Filed: August 23, 2023
    Date of Patent: November 28, 2023
    Inventor: Mingguang Xuan