Patents by Inventor Tongdi Xu

Tongdi Xu 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).

  • Desktop air purifier
    Patent number: D935590
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: November 9, 2021
    Assignee: Shenzhen Pioneer Technology co., Ltd
    Inventor: Tongdi Xu
  • Car air purifier
    Patent number: D935591
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: November 9, 2021
    Assignee: Shenzhen Pioneer Technology co., Ltd.
    Inventor: Tongdi Xu
  • Air purifier
    Patent number: D947342
    Type: Grant
    Filed: January 9, 2021
    Date of Patent: March 29, 2022
    Inventor: Tongdi Xu
  • Humidifier
    Patent number: D948010
    Type: Grant
    Filed: June 14, 2020
    Date of Patent: April 5, 2022
    Assignee: Shenzhen Pioneer Technology co., Ltd
    Inventor: Tongdi Xu
  • UV sterilization light
    Patent number: D956291
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: June 28, 2022
    Assignee: Shenzhen Pioneer Technology co., Ltd
    Inventor: Tongdi Xu
  • Misting fan
    Patent number: D964530
    Type: Grant
    Filed: January 10, 2021
    Date of Patent: September 20, 2022
    Inventor: Tongdi Xu
  • Countertop humidifier
    Patent number: D969984
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: November 15, 2022
    Assignee: Shenzhen Pioneer Technology co., Ltd
    Inventor: Tongdi Xu
  • Humidifier
    Patent number: D983950
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: April 18, 2023
    Inventor: Tongdi Xu
  • Misting fan
    Patent number: D986402
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: May 16, 2023
    Assignee: Shenzhen Pioneer Technology co., Ltd
    Inventor: Tongdi Xu
  • Fan heater
    Patent number: D992707
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: July 18, 2023
    Assignee: Shenzhen Pioneer Technology co.,Ltd
    Inventor: Tongdi Xu