Patents Assigned to Tianjin Premium E-Commerce Co., Ltd.
  • Water filter cartridge
    Patent number: D900278
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: October 27, 2020
    Assignee: Tianjin Premium E-Commerce Co., Ltd.
    Inventor: Jun Lu
  • Filtering device
    Patent number: D980382
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: March 7, 2023
    Assignee: Tianjin Premium E-Commerce Co., Ltd.
    Inventor: Jun Lu