Patents Assigned to Shanghai Weiwan Electronic Technology Co., Ltd.
  • Balloon robot with wings
    Patent number: D868902
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: December 3, 2019
    Assignee: Shanghai Weiwan Electronic Technology Co., Ltd.
    Inventors: Zhengjie Zhong, Bin Miao, Shiwei Liu, Yan Xu