Patents by Inventor Congsun Peng

Congsun Peng 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).

  • Electric toothbrush
    Patent number: D951650
    Type: Grant
    Filed: June 26, 2021
    Date of Patent: May 17, 2022
    Assignee: WENZHOU CHARMHOME ELECTRONIC TECHNOLOGY CO., LTD.
    Inventor: Congsun Peng
  • Electric toothbrush
    Patent number: D965302
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: October 4, 2022
    Inventor: Congsun Peng
  • Electric toothbrush
    Patent number: D972304
    Type: Grant
    Filed: August 21, 2021
    Date of Patent: December 13, 2022
    Assignee: Wenzhou Charmhome Electronic Technology Co., Ltd.
    Inventor: Congsun Peng
  • Oral irrigator
    Patent number: D1016275
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: February 27, 2024
    Inventor: Congsun Peng