Patents by Inventor Daofeng Chen

Daofeng Chen 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).

  • Wired controller
    Patent number: D822643
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: July 10, 2018
    Assignees: MPOW TECHNOLOGY CO., LTD, Dongguan Lisong Electronics Co., LTD
    Inventor: Daofeng Chen
  • Headphone
    Patent number: D847781
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: May 7, 2019
    Assignee: DONGGUAN LISONG ELECTRONICS CO., LTD.
    Inventor: Daofeng Chen