Patents by Inventor Ping-Yun Su

Ping-Yun Su 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).

  • Toilet for pets
    Patent number: D1024460
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: April 23, 2024
    Assignee: PLANDDO CO., LTD.
    Inventors: Tsung-Te Sun, Chao-Shun Liang, Chia-Hsin Wu, Ping-Yun Su, Yu-Huai Yang
  • Device for removing animal excrement
    Patent number: D1048600
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: October 22, 2024
    Assignee: PLANDDO CO., LTD.
    Inventors: Tsung-Te Sun, Chao-Shun Liang, Chia-Hsin Wu, Ping-Yun Su, Yu-Huai Yang