Patents by Inventor David A. Ludden

David A. Ludden 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: 6062400
    Abstract: A split beam ergonomic pick rack which embodies a pallet storage bay structure adapted to accommodate at least two pallets in a laterally spaced relationship one with respect to the other whereby there is incorporated a worker access opening therebetween which enables not only worker access for picking merchandise from the front of either pallet within the bay, but also accommodates worker passage from the front to along the sides and the rear areas respectively thereof, thus providing greater worker ease of access, safety and efficiency in accomplishing manual order picking procedures when retrieving palletized merchandise from in warehouse racked storage.
    Type: Grant
    Filed: August 8, 1997
    Date of Patent: May 16, 2000
    Assignees: St. Onge, Ruff and Associates, Inc., Hannaford Bros. Co.
    Inventors: Richard F. Schieler, David A. Ludden