Patents by Inventor Chia-Song Liu

Chia-Song Liu 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).

  • Security camera
    Patent number: D1018630
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: March 19, 2024
    Assignee: AMAZON TECHNOLOGIES, INC.
    Inventors: Wen-Yo Lu, Matthew J. England, Chia-Song Liu, James Siminoff