Patents by Inventor Zhangjie Ma

Zhangjie Ma 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 conditioning equipment
    Patent number: D998120
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: September 5, 2023
    Inventors: Zhangjie Ma, Chuang Wang, Xianguan Luo, Yunlong Tan, Huanlong Wu, Guanyi Li