Patents Assigned to SHENZHEN QUANMENG TECHNOLOGY CO., LTD.
  • Earphone case
    Patent number: D936358
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: November 23, 2021
    Assignee: SHENZHEN QUANMENG TECHNOLOGY CO., LTD.
    Inventor: Xiying Lu
  • Earphone
    Patent number: D944228
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: February 22, 2022
    Assignee: SHENZHEN QUANMENG TECHNOLOGY CO., LTD.
    Inventor: Xiying Lu
  • Earphone
    Patent number: D948477
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: April 12, 2022
    Assignee: SHENZHEN QUANMENG TECHNOLOGY CO., LTD.
    Inventor: Xiying Lu
  • Earphone
    Patent number: D965556
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: October 4, 2022
    Assignee: SHENZHEN QUANMENG TECHNOLOGY CO., LTD.
    Inventor: Xiying Lu