Patents by Inventor Haolan Yu

Haolan 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).

  • Pump for inflating tyres
    Patent number: D1094469
    Type: Grant
    Filed: April 8, 2024
    Date of Patent: September 23, 2025
    Assignee: Ningbo Deli Tools Co., LTD
    Inventor: Haolan Yu