Patents by Inventor Joseph G. Harman

Joseph G. Harman 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).

  • Agricultural harvester and header height control system
    Patent number: 7992369
    Abstract: An agricultural harvester comprises an agricultural harvester vehicle and a harvesting head mounted on the vehicle, the header height control system including at least one sensor disposed to sense the height of the ground in the path of a drive wheel of the agricultural harvester vehicle, and a header height control system including an electronic circuit configured to lower the harvesting head as a wheel or wheels approach or engage a protrusion on the ground indicated by the sensor, and to raise the harvesting head as the wheels approach or engage a depression in the ground indicated by the sensor.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: August 9, 2011
    Assignee: Deere & Company
    Inventors: Bruce Alan Coers, Ryan Patrick Mackin, Joseph G. Harman, Terry R. Warner
  • Agricultrual Harvester And Header Height Control System
    Publication number: 20110099962
    Abstract: An agricultural harvester comprises an agricultural harvester vehicle and a harvesting head mounted on the vehicle, the header height control system including at least one sensor disposed to sense the height of the ground in the path of a drive wheel of the agricultural harvester vehicle, and a header height control system including an electronic circuit configured to lower the harvesting head as a wheel or wheels approach or engage a protrusion on the ground indicated by the sensor, and to raise the harvesting head as the wheels approach or engage a depression in the ground indicated by the sensor.
    Type: Application
    Filed: October 29, 2009
    Publication date: May 5, 2011
    Inventors: Bruce Alan Coers, Ryan Patrick Mackin, Joseph G. Harman, Terry R. Warner