Patents by Inventor Jufen Zheng

Jufen Zheng 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).

  • Marker
    Patent number: D947282
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: March 29, 2022
    Assignee: YIWU JINGANGKE TRADING CO., LTD.
    Inventor: Jufen Zheng
  • Pet toy set
    Patent number: D1039224
    Type: Grant
    Filed: November 7, 2023
    Date of Patent: August 13, 2024
    Inventor: Jufen Zheng
  • Dog toy set
    Patent number: D1081032
    Type: Grant
    Filed: November 5, 2024
    Date of Patent: June 24, 2025
    Assignee: YIWU JINGANGKE TRADING CO., LTD.
    Inventor: Jufen Zheng