Patents by Inventor Zhichuan Qian

Zhichuan Qian 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).

  • Headset
    Patent number: D753111
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: April 5, 2016
    Assignee: USENS, INC.
    Inventors: Yue Fei, Anli He, Lian Zhu, Zhichuan Qian
  • Headset
    Patent number: D753112
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: April 5, 2016
    Assignee: USENS, INC.
    Inventors: Yue Fei, Anli He, Lian Zhu, Zhichuan Qian
  • Headset
    Patent number: D753113
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: April 5, 2016
    Assignee: USENS, INC.
    Inventors: Yue Fei, Anli He, Lian Zhu, Zhichuan Qian