Patents by Inventor Patrick Picker

Patrick Picker 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).

  • Wheelchair
    Patent number: 5259635
    Abstract: A wheelchair for competition use comprising a steerable front wheel assembly with a return mechanism to keep the wheel assembly in dead centre in absence of steering command. The rear axle of the wheelchair includes articulated connections to perform camber adjustments without changing ride height and spacing between the rear wheels.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: November 9, 1993
    Assignee: Sherwood Drolet Corporation Ltd
    Inventor: Patrick Picker