Patents by Inventor Carl Vogt

Carl Vogt 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).

  • HELICAL ROCK BEATER
    Publication number: 20080081681
    Abstract: A rock beater includes a central shaft; a plurality of helical blades attached around the circumference of the central shaft; a plurality of gussets attached to the central shaft and the helical blades; and a pair of end caps in the form of disks attached to each end of the central shaft and the helical blades. A combine incorporating the rock beater is included. A method of using such rock beater is further included.
    Type: Application
    Filed: September 26, 2007
    Publication date: April 3, 2008
    Inventor: Carl Vogt
  • Rock beater
    Patent number: D649982
    Type: Grant
    Filed: March 22, 2010
    Date of Patent: December 6, 2011
    Inventor: Carl Vogt