Patents by Inventor Zhicheng Qian

Zhicheng Qian 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).

  • Power tool
    Patent number: D1023710
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: April 23, 2024
    Assignee: BLACK & DECKER INC.
    Inventors: Randall Puzzitiello, Shihuai Wang, DongRong Qiu, Zhicheng Qian