Patents by Inventor Hormoz N Fattahi

Hormoz N Fattahi 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).

  • Rolling walker adapted to negotiate uneven surfaces
    Patent number: 6666222
    Abstract: A rolling walker of the type having a frame, and a leading wheel, which has a low point, rotatably attached to the bottom of the frame at its front. The improvement comprises an intermediate wheel, which is rotatably attached to the bottom of the frame, close to and behind the leading wheel so that the low point of the intermediate wheel is lower than the low point of the leading wheel. The axle of the intermediate wheel may be lower than the axle of the leading wheel or the diameter of the intermediate wheel may be larger than the diameter of the leading wheel.
    Type: Grant
    Filed: January 6, 2003
    Date of Patent: December 23, 2003
    Inventors: Hormoz N Fattahi, Fatemeh B. Rahimian