Patents by Inventor Houbing Yuan

Houbing Yuan 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).

  • Constant temperature heater
    Patent number: D906037
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: December 29, 2020
    Inventor: Houbing Yuan
  • Heating base
    Patent number: D987362
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: May 30, 2023
    Inventor: Houbing Yuan
  • Heating coaster
    Patent number: D1037763
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: August 6, 2024
    Inventor: Houbing Yuan