Patents by Inventor Dennis K. Sullivan

Dennis K. Sullivan 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).

  • Cotton harvesting machine pneumatic duct system
    Patent number: 4501112
    Abstract: The present invention provides an improved cotton duct structure for a cotton harvester. The air supply line has a nozzle which releases air on the cotton ducts ascending front wall, thereby projecting harvested cotton in a direction towards the receptacle on the cotton harvesting machine.
    Type: Grant
    Filed: June 27, 1984
    Date of Patent: February 26, 1985
    Assignee: International Harvester Co.
    Inventors: Guy N. Thedford, Robert M. Fachini, Dennis K. Sullivan
  • Exercise bar
    Patent number: D337139
    Type: Grant
    Filed: January 14, 1991
    Date of Patent: July 6, 1993
    Inventors: Robert T. Carreiro, Dennis K. Sullivan