Patents by Inventor Hanhua Li

Hanhua Li 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).

  • Hand-held cordless planter
    Patent number: D993989
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: August 1, 2023
    Assignee: Dongguan le selling Trade Co. Ltd.
    Inventor: Hanhua Li
  • Blower nozzle for drying vehicle
    Patent number: D994974
    Type: Grant
    Filed: May 10, 2023
    Date of Patent: August 8, 2023
    Assignee: Dongguan le selling Trade Co. Ltd.
    Inventor: Hanhua Li
  • Air nozzle for a leaf blower
    Patent number: D1003551
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: October 31, 2023
    Assignee: Dongguan le selling Trade Co. Ltd.
    Inventor: Hanhua Li