Patents Assigned to Research & Design Studio, Inc.
  • Limited tilt unicycle
    Patent number: 5326118
    Abstract: A unicycle includes a center wheel with two diametrically opposed pedals. Each pedal has a tilt limiting ground contactor such as a wheel or ball affixed to the free end. The ground contactor contacts the ground at the lowest point of pedal travel if the tilt limit is exceeded.
    Type: Grant
    Filed: November 2, 1992
    Date of Patent: July 5, 1994
    Assignee: Research & Design Studio, Inc.
    Inventor: Richard DeRosa