Patents by Inventor Benjamin E. Greenfield

Benjamin E. Greenfield 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: 6702151
    Abstract: Apparatus and method for displaying bulk items and selectively dispensing a designated quantity of the bulk items from a multiplicity of the bulk items upon demand includes containing a multiplicity of bulk items in a volume of the bulk items within a bin and simultaneously conveying bulk items in a horizontal direction toward one end of the bin, adjacent the bottom of the bin, and in a vertically upward direction, adjacent the one end of the bin, to move bulk items from the volume of bulk items to an elevated dispensing outlet, in response to a demand, while at the same time tumbling the bulk items within the volume to separate the bulk items from one another for delivery of the designated quantity of individual, discrete selected bulk items to the dispensing outlet.
    Type: Grant
    Filed: July 1, 2002
    Date of Patent: March 9, 2004
    Inventors: Benjamin E. Greenfield, Donald E. Barker, Damian P. Bianchi