Patents by Inventor HuiJie Shen

HuiJie Shen 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).

  • Pulley assembly for sliding door
    Patent number: D834924
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: December 4, 2018
    Assignee: NINGBO TENGYU METAL PRODUCT CO., LTD.
    Inventors: XueFeng Mei, JunHua Jiang, HuiJie Shen, Lei Ying, DingBo Sun
  • Sliding door installation assembly
    Patent number: D968942
    Type: Grant
    Filed: May 12, 2019
    Date of Patent: November 8, 2022
    Assignee: NINGBO TENGYU METAL PRODUCT CO., LTD.
    Inventors: Lei Ying, Jie Li, HuiJie Shen, DingBo Sun