Patents by Inventor Qichuan Xu

Qichuan Xu 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).

  • 3D printer
    Patent number: D988376
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: June 6, 2023
    Assignee: Shenzhen Elegoo Technology Co., Ltd
    Inventors: Yingsheng Hong, Guihua He, Qichuan Xu
  • 3D printer
    Patent number: D1028037
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: May 21, 2024
    Assignee: SHENZHEN ELEGOO TECHNOLOGY CO., LTD.
    Inventors: Yingsheng Hong, Guihua He, Qichuan Xu