Patents Assigned to John S. Brown
  • Wheeled skateboards
    Patent number: 4120510
    Abstract: Wheeled skateboards which feature novel wheel turn movements, by preventing turning of the wheels until the skateboard platform has been tilted through a certain angle. The invention may be applied to either standing or sitting skateboards, and certain embodiments provide shock absorbing properties to the wheeled trucks, independent adjustment of the front and rear trucks on a skateboard, and adjustment of the wheel axle position on each truck.
    Type: Grant
    Filed: March 30, 1977
    Date of Patent: October 17, 1978
    Assignee: John S. Brown
    Inventor: Thomas Gerald Hillard