Patents by Inventor Bingna Zhang

Bingna Zhang 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).

  • Grinding machine
    Patent number: D999610
    Type: Grant
    Filed: June 2, 2023
    Date of Patent: September 26, 2023
    Assignee: Guangzhou Yada Nail Products Co., LTD
    Inventor: Bingna Zhang
  • Nail grinding machine
    Patent number: D1017907
    Type: Grant
    Filed: September 15, 2023
    Date of Patent: March 12, 2024
    Assignee: Guangzhou Yada Nail Products Co., LTD.
    Inventor: Bingna Zhang
  • Nail lamp
    Patent number: D1018992
    Type: Grant
    Filed: October 11, 2023
    Date of Patent: March 19, 2024
    Inventor: Bingna Zhang