Patents by Inventor Weicen Xu

Weicen Xu 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).

  • IP desktop phone
    Patent number: D829189
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: September 25, 2018
    Assignee: YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD
    Inventors: Jingfeng Su, Jiancheng Zhang, Weicen Xu
  • IP desktop phone
    Patent number: D829683
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: October 2, 2018
    Assignee: YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD.
    Inventors: Jingfeng Su, Jiancheng Zhang, Weicen Xu
  • IP desktop phone
    Patent number: D843965
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: March 26, 2019
    Assignee: YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD.
    Inventors: Jingfeng Su, Jiancheng Zhang, Weicen Xu