Patents by Inventor Zhongguang Yu

Zhongguang Yu 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).

  • Drinking straw
    Patent number: D899171
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: October 20, 2020
    Inventor: Zhongguang Yu
  • Cord organizer for appliances
    Patent number: D983655
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: April 18, 2023
    Inventor: Zhongguang Yu