Patents by Inventor Shuifa Yu

Shuifa Yu 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).

  • Nursing bath bed
    Patent number: D1027187
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: May 14, 2024
    Inventor: Shuifa Yu
  • Electric lift transfer chair
    Patent number: D1052474
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: November 26, 2024
    Assignee: XIANGFALI MEDICAL TECHNOLOGY (FUJIAN) CO., LTD.
    Inventor: Shuifa Yu
  • Electric lift transfer chair
    Patent number: D1063721
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: February 25, 2025
    Inventor: Shuifa Yu