Patents by Inventor Joseph L. Stephens

Joseph L. Stephens 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: 4269403
    Abstract: Apparatus for successively presenting sheets for inspection by a keyboard operator or the like who must with a both hands otherwise occupied. A support inclined upwardly from a discharge end spaced above the work table holds a stack of sheets to be fed. A feed roller disposed across the discharge end in engagement with the upper side of the stack is energized to advance sheets successively therefrom, while a plurality of frictional retarding elements disposed across the discharge end in engagement with the lower side of the stack prevent the feeding of more than one sheet at a time. The retarding elements are urged against the stack with greater biasing force near the center of the discharge end than at the edges thereof to provide an automatic centering action.
    Type: Grant
    Filed: November 6, 1978
    Date of Patent: May 26, 1981
    Assignee: Stephens Systems, Inc.
    Inventors: Frederick N. Stephens, Joseph L. Stephens