Patents by Inventor Dongrui Yang

Dongrui Yang 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).

  • Wireless earphone
    Patent number: D873805
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: January 28, 2020
    Assignee: Shenzhen Antigoni Electronics Co., Ltd.
    Inventors: Dongrui Yang, Ling Cai, Ting Cai