Patents by Inventor Kent E. Johnson

Kent E. Johnson 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).

  • Curved composite frames and method of making the same
    Patent number: 9096305
    Abstract: A curved composite aircraft frame comprises a multi-ply composite laminate having a generally Z-shaped cross section. At least certain of the laminate plies include unidirectional reinforcing fibers that are substantially tangent at substantially all points along the curvature of the frame.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: August 4, 2015
    Assignee: THE BOEING COMPANY
    Inventors: David J. Kehrl, Kent E. Johnson, Douglas A. McCarville
  • Structural panels for use in aircraft fuselages and other structures
    Patent number: 8496206
    Abstract: Structural panels for use in manufacturing aircraft fuselages and other structures are disclosed herein. In one embodiment, a structural panel configured in accordance with the invention includes a skin and at least first and second stiffeners. The first stiffener can have a first flange portion mated to the skin and a first raised portion projecting away from the skin. The second stiffener can have a second flange portion mated to the skin and a second raised portion projecting away from the skin. At least one of the first flange portion of the first stiffener and the second flange portion of the second stiffener can extend toward the other of the first flange portion and the second flange portion to form an at least approximately continuous support surface to which a frame can be attached.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: July 30, 2013
    Assignee: The Boeing Company
    Inventors: Kent E. Johnson, Mark A. Ulvin
  • Curved composite frames and method of making the same
    Patent number: 8349105
    Abstract: A curved composite aircraft frame comprises a multi-ply composite laminate having a generally Z-shaped cross section. At least certain of the laminate plies include unidirectional reinforcing fibers that are substantially tangent at substantially all points along the curvature of the frame.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: January 8, 2013
    Assignee: The Boeing Company
    Inventors: David J. Kehrl, Kent E. Johnson, Douglas A. McCarville
  • CURVED COMPOSITE FRAMES AND METHOD OF MAKING THE SAME
    Publication number: 20110097554
    Abstract: A curved composite aircraft frame comprises a multi-ply composite laminate having a generally Z-shaped cross section. At least certain of the laminate plies include unidirectional reinforcing fibers that are substantially tangent at substantially all points along the curvature of the frame.
    Type: Application
    Filed: May 10, 2010
    Publication date: April 28, 2011
    Inventors: David J. Kehrl, Kent E. Johnson, Douglas A. McCarville
  • Methods of manufacturing structural panels
    Patent number: 7716835
    Abstract: Methods of manufacturing structural panels for use in manufacturing aircraft fuselages and other structures are disclosed herein. In one embodiment, a structural panel configured in accordance with the invention includes a skin and at least first and second stiffeners. The first stiffener can have a first flange portion mated to the skin and a first raised portion projecting away from the skin. The second stiffener can have a second flange portion mated to the skin and a second raised portion projecting away from the skin. At least one of the first flange portion of the first stiffener and the second flange portion of the second stiffener can extend toward the other of the first flange portion and the second flange portion to form an at least approximately continuous support surface to which a frame can be attached.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: May 18, 2010
    Assignee: The Boeing Company
    Inventors: Kent E. Johnson, Mark A. Ulvin