Patents by Inventor Zechuang Zheng

Zechuang 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).

  • Smart bird feeder
    Patent number: D977201
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: January 31, 2023
    Inventor: Zechuang Zheng
  • Bird feeder
    Patent number: D1059693
    Type: Grant
    Filed: January 23, 2023
    Date of Patent: January 28, 2025
    Assignee: Pengchuangda (Shenzhen) Industrial Co., Ltd.
    Inventor: Zechuang Zheng