Patents by Inventor Qinbing Zhang

Qinbing Zhang 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).

  • Audio receiver transmitter
    Patent number: D881832
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: April 21, 2020
    Assignee: Shanghai Xinxie Industrial Co., Ltd
    Inventor: Qinbing Zhang
  • USB-C hub
    Patent number: D882578
    Type: Grant
    Filed: April 28, 2019
    Date of Patent: April 28, 2020
    Assignee: Shanghai Xinxie Industrial Co., Ltd
    Inventor: Qinbing Zhang
  • Mobile phone stand
    Patent number: D905686
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: December 22, 2020
    Assignee: Shanghai Xinxie Industrial Co., Ltd
    Inventor: Qinbing Zhang
  • Cleaning brush
    Patent number: D965936
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: October 4, 2022
    Assignee: SHANGHAI XINXIE INDUSTRIAL CO., LTD.
    Inventor: Qinbing Zhang
  • Cleaning pen
    Patent number: D981488
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: March 21, 2023
    Inventor: Qinbing Zhang