Patents Assigned to Fortress Scientific Limited
  • Knock down motorized three-wheeled vehicle
    Patent number: 5074372
    Abstract: A vehicle primarily intended for use by a single individual is disclosed which includes front and rear frame members and a releasable interconnecting mechanism for selectively engaging and disengaging front and rear frame members to permit the unit to be broken down into at least two components for easy transportation and storage. The seat for the unit is mounted on the rear drive frame and includes a seat post rigidly connected to that frame.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: December 24, 1991
    Assignee: Fortress Scientific Limited
    Inventor: Marco Schepis
  • Motorized wheelchair
    Patent number: D287836
    Type: Grant
    Filed: October 1, 1984
    Date of Patent: January 20, 1987
    Assignee: Fortress Scientific Limited
    Inventors: Wilfred Chan, Michael Marr, Augusto De Sousa