Patents by Inventor Robert Fortenbaugh

Robert Fortenbaugh 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).

  • Method and apparatus for improving main rotor yoke fatigue life
    Patent number: 7762501
    Abstract: A method and system for optimizing rotor flapping utilizes the collective stick position and true airspeed to determine a commanded longitudinal stick position.
    Type: Grant
    Filed: August 31, 2005
    Date of Patent: July 27, 2010
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Ashok Agnihotri, Helmuth Koelzer, John Schillings, Robert Fortenbaugh
  • Method and apparatus for improving main rotor yoke fatigue life
    Publication number: 20070050099
    Abstract: A method and system for optimizing rotor flapping utilizes the collective stick position and true airspeed to determine a commanded longitudinal stick position.
    Type: Application
    Filed: August 31, 2005
    Publication date: March 1, 2007
    Applicant: Bell Helicopter Textron Inc.
    Inventors: Ashok Agnihotri, Helmuth Koelzer, John Schillings, Robert Fortenbaugh