Patents by Inventor Dongfeng Jiang

Dongfeng Jiang 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).

  • Saliva test device
    Patent number: D1095880
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: September 30, 2025
    Assignee: HANGZHOU BIOTEST BIOTECH CO., LTD.
    Inventors: Dongfeng Jiang, Liang Hong