Patents by Inventor MingMing Ruan

MingMing Ruan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Shoe
    Patent number: D918542
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: May 11, 2021
    Inventor: MingMing Ruan
  • Handheld shower head
    Patent number: D961047
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: August 16, 2022
    Assignee: XIAMEN DELMEI SANITARY WARE CO., LTD.
    Inventor: Mingming Ruan