Patents Assigned to MP Development Limited
  • Wheel assembly for countering an acting gravitational force
    Patent number: 10427062
    Abstract: A wheel assembly for use on a toy car includes a roller defining an axis of rotation, a wheel portion connected to the roller. The periphery of the wheel portion an at least partially sticky surface, which includes a blank portion without a tendency to stick.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: October 1, 2019
    Assignee: MP Development Limited
    Inventor: Kung Jui Lee