Patents by Inventor Robert Dwane Cobert

Robert Dwane Cobert 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).

  • Cast stalk roll with reduced diameter sections having splines
    Patent number: 7469524
    Abstract: A stalk roll for a harvester includes a cast elongate body formed integral with a plurality of elongate cast cutting edges.
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: December 30, 2008
    Assignee: Deere & Company
    Inventors: Steven Timothy Rieck, Robert Dwane Cobert
  • Cast Stalk Roll
    Publication number: 20070193241
    Abstract: A stalk roll for a harvester includes a cast elongate body formed integral with a plurality of elongate cast cutting edges.
    Type: Application
    Filed: February 16, 2007
    Publication date: August 23, 2007
    Inventors: Steven Timothy Rieck, Robert Dwane Cobert