Patents by Inventor Geoffrey W. Mirfin

Geoffrey W. Mirfin 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 rate management
    Patent number: 9338938
    Abstract: Agricultural rate adjustments performed by autopilots or farm information displays help eliminate guesswork and improve farm efficiency.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: May 17, 2016
    Assignee: Trimble Navigation Limited
    Inventors: Michael F Cash, Douglas B Mayfield, Gregory D Chiocco, Geoffrey W Mirfin
  • Agricultural Rate Management
    Publication number: 20130311050
    Abstract: Agricultural rate adjustments performed by autopilots or farm information displays help eliminate guesswork and improve farm efficiency.
    Type: Application
    Filed: May 15, 2012
    Publication date: November 21, 2013
    Applicant: TRIMBLE NAVIGATION LIMITED
    Inventors: Michael F. Cash, Douglas B. Mayfield, Gregory D. Chiocco, Geoffrey W. Mirfin