Patents by Inventor Baihua Liu

Baihua Liu 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).

  • Headphone
    Patent number: D864152
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: October 22, 2019
    Assignee: Shenzhen Wonderhuge Electronics Co., Ltd
    Inventor: Baihua Liu
  • Headphone
    Patent number: D905005
    Type: Grant
    Filed: July 4, 2019
    Date of Patent: December 15, 2020
    Assignee: Shenzhen Wonderhuge Electronics Co., Ltd.
    Inventor: Baihua Liu
  • Wireless headphone
    Patent number: D966229
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: October 11, 2022
    Assignee: Shenzhen Wonderhuge Electronics Co., Ltd
    Inventor: Baihua Liu
  • Headphone
    Patent number: D1003856
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: November 7, 2023
    Inventor: Baihua Liu