Patents Assigned to SHENZHEN SWETZ SOUND TECHNOLOGY CO., LTD.
  • Earphone charging case
    Patent number: D908345
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: January 26, 2021
    Assignee: SHENZHEN SWETZ SOUND TECHNOLOGY CO., LTD.
    Inventors: Min He, Peng Wang, Weibin Dai, Guangqin Chen