Patents by Inventor Pingrong Yang

Pingrong Yang 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).

  • Stop barking device
    Patent number: D1068180
    Type: Grant
    Filed: September 3, 2024
    Date of Patent: March 25, 2025
    Assignee: Shenzhen Feierte e-commerce Co., LTD
    Inventor: Pingrong Yang
  • Noise canceling earplug
    Patent number: D1078028
    Type: Grant
    Filed: July 31, 2024
    Date of Patent: June 3, 2025
    Assignee: Shenzhen Feierte e-commerce Co., LTD
    Inventor: Pingrong Yang
  • Noise canceling earplug
    Patent number: D1090817
    Type: Grant
    Filed: July 8, 2024
    Date of Patent: August 26, 2025
    Assignee: Shenzhen Feierte e-commerce Co., LTD
    Inventor: Pingrong Yang