Patents by Inventor Quanfan Zhang

Quanfan 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).

  • Air conditioner
    Patent number: D848592
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: May 14, 2019
    Assignees: GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD., MIDEA GROUP CO., LTD.
    Inventor: Quanfan Zhang
  • Air conditioner indoor unit
    Patent number: D884858
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: May 19, 2020
    Inventors: Quanfan Zhang, Yongyi Yang, Xiaoming Liu