Patents Assigned to Shanghai Knorvay Technology Co., Ltd.
  • Wireless presenter
    Patent number: D901444
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: November 10, 2020
    Assignee: Shanghai Knorvay Technology Co., Ltd.
    Inventor: Yongyan Huang
  • Wireless presenter
    Patent number: D901445
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: November 10, 2020
    Assignee: Shanghai Knorvay Technology Co., Ltd.
    Inventor: Yongyan Huang