Patents by Inventor Berlin Benfield

Berlin Benfield 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).

  • Tiltrotor aircraft with fixed engines
    Patent number: D731394
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: June 9, 2015
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Berlin Benfield, Cory Hitte
  • Tiltrotor aircraft tail section
    Patent number: D731395
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: June 9, 2015
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Berlin Benfield, Cory Hitte
  • Tiltrotor aircraft with forward-swept wings
    Patent number: D739335
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: September 22, 2015
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Daniel Robertson, Berlin Benfield, Cory Hitte, Kirk Groninga
  • Tiltrotor aircraft landing gear
    Patent number: D772137
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: November 22, 2016
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Berlin Benfield, Cory Hitte
  • Foldable tiltrotor aircraft
    Patent number: D808328
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: January 23, 2018
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Brent Ross, Nathan Wu, Berlin Benfield, Kendall Goodman
  • Foldable tiltrotor aircraft
    Patent number: D824320
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: July 31, 2018
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Brent Ross, Nathan Wu, Berlin Benfield, Kendall Goodman
  • Foldable tiltrotor aircraft
    Patent number: D824321
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: July 31, 2018
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Brent Ross, Nathan Wu, Berlin Benfield, Kendall Goodman
  • Aircraft
    Patent number: D857607
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: August 27, 2019
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Brent Ross, Nathan Wu, Berlin Benfield, Kendall Goodman
  • Foldable tiltrotor aircraft
    Patent number: D870639
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: December 24, 2019
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Steven Ivans, Brent Ross, Nathan Wu, Berlin Benfield, Kendall Goodman