Patents by Inventor Xuqin Chen

Xuqin Chen 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).

  • Espresso distribution tool
    Patent number: D1019293
    Type: Grant
    Filed: April 26, 2023
    Date of Patent: March 26, 2024
    Inventor: Xuqin Chen
  • Lumbar stretcher
    Patent number: D1023328
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: April 16, 2024
    Inventor: Xuqin Chen