Patents by Inventor Hongxin Dai

Hongxin Dai 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).

  • Thermometer
    Patent number: D968238
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: November 1, 2022
    Inventor: Hongxin Dai
  • Thermometer
    Patent number: D970367
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 22, 2022
    Inventor: Hongxin Dai
  • Thermometer
    Patent number: D974925
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: January 10, 2023
    Inventor: Hongxin Dai