Patents by Inventor Yagen Shen

Yagen 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).

  • Glass hummingbird feeder
    Patent number: D899703
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: October 20, 2020
    Assignee: YANCHENG XINTIANDI GLASS TECHNOLOGY CO., LTD.
    Inventor: Yagen Shen
  • Glass hummingbird feeder
    Patent number: D899704
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: October 20, 2020
    Assignee: YANCHENG XINTIANDI GLASS TECHNOLOGY CO., LTD.
    Inventor: Yagen Shen
  • Glass hummingbird feeder
    Patent number: D903207
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: November 24, 2020
    Assignee: YANCHENG XINTIANDI GLASS TECHNOLOGY CO., LTD.
    Inventor: Yagen Shen