Patents Assigned to SHENZHEN QIANHAI PATUOXliN NETWORK AND TECHNOLOGY CO., LTD
  • Air purifier
    Patent number: D912796
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: March 9, 2021
    Assignee: SHENZHEN QIANHAI PATUOXliN NETWORK AND TECHNOLOGY CO., LTD
    Inventors: Weichong Huang, Chengwu Wang, Jingxiao Jin, Ping Zheng