Patents by Inventor Xiaopei Ma

Xiaopei Ma 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).

  • USB modular multi function adapter
    Patent number: D881192
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: April 14, 2020
    Assignee: Shenzhen MeiJieSi Science and Technology Co., Ltd.
    Inventor: Xiaopei Ma
  • Adapter
    Patent number: D919628
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: May 18, 2021
    Assignee: Matricx Technology Co., Ltd.
    Inventor: Xiaopei Ma