Patents by Inventor Stephen P. Mendon

Stephen P. Mendon 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).

  • Trailer for a wheelchair
    Patent number: 5794957
    Abstract: A lightweight towable trailer for a wheelchair having a quick disconnect support member attachable to the frame of a wheelchair. The trailer is wheeled and pivotable about the wheelchair. A basket for carrying items is supported between the sides of the trailer.
    Type: Grant
    Filed: March 12, 1996
    Date of Patent: August 18, 1998
    Assignee: Avibank Mfg., Inc.
    Inventor: Stephen P. Mendon
  • Wheelchair with coasting, braking and multi-speed features
    Patent number: 5160156
    Abstract: A wheelchair is provided with a multiple speed hub, each including a self-contained shifting mechanism for selectively changing gears. The hubs include both coasting and braking features and are controlled by drive rings mounted concentric with the wheelchair rear wheels. The mechanism permits hands-on shifting, coasting and braking actions.
    Type: Grant
    Filed: September 13, 1990
    Date of Patent: November 3, 1992
    Assignee: Concentric Industries
    Inventor: Stephen P. Mendon