Patents Assigned to SHENZHEN SIZHONG ZHIHUI TECHNOLOGY CO. LTD.
  • Portable fan
    Patent number: D998134
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: September 5, 2023
    Assignee: SHENZHEN SIZHONG ZHIHUI TECHNOLOGY CO. LTD.
    Inventor: Dejian Huang