Patents by Inventor Dave E. Simmons

Dave E. Simmons 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).

  • Rack loader/unloader system and method of using same
    Patent number: 5895195
    Abstract: The rack loader/unloader system includes a rack unloader and a container elevator disposed on opposite sides of a rack conveyor to unload containers from a rack at a transfer station. The container elevator enables unloaded containers to be transported away from the transfer station as replacement containers are accumulated to replace the unloaded containers. A rack loader displaces the replacement containers from the container elevator into the rack.
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: April 20, 1999
    Inventors: Dave E. Simmons, David E. Mateus