Patents by Inventor Zizhen Diao

Zizhen Diao 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).

  • Pillow
    Patent number: D1005737
    Type: Grant
    Filed: August 14, 2023
    Date of Patent: November 28, 2023
    Inventor: Zizhen Diao
  • Pillow
    Patent number: D1013418
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: February 6, 2024
    Inventor: Zizhen Diao
  • Pillow
    Patent number: D1013419
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: February 6, 2024
    Inventor: Zizhen Diao
  • Pillow
    Patent number: D1017279
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: March 12, 2024
    Inventor: Zizhen Diao