Patents by Inventor Jeffrey R. Farnam

Jeffrey R. Farnam 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).

  • Patent number: 4545593
    Abstract: Enhanced mobility wheelchair is disclosed. A seat and frame supporting the seat includes a base portion and a seat supporting portion maintained in a space relationship by a plurality of spacing numbers. A pair of back rest supporting members extend from the rear base portion of the frame upward past the seat supporting portion and have a back rest supported therebetween. A pair of right and left rear wheels are independently and rotatably mounted on opposite sides of the frame near the base portion thereof and a pair of right and left front wheels are independently and rotatably mounted near the base portion of the frame at the front thereof. Each wheel includes a coaxially mounted sprocket and the same sided wheels are connected with an endless chain over the sprockets to cause the wheels to turn in unison.
    Type: Grant
    Filed: November 4, 1983
    Date of Patent: October 8, 1985
    Inventor: Jeffrey R. Farnam