Patents by Inventor Jessica A. Kuehner

Jessica A. Kuehner 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).

  • Cylinder head with machined intake port and process for manufacturing
    Publication number: 20040221830
    Abstract: A cylinder head with improved intake ports and a process for manufacturing such a cylinder head are provided. The process includes providing a cast cylinder head having a cast intake duct with an intake port that opens to a combustion side of the cylinder head and machining a first portion of the intake port so that the first portion has a cylindrical wall that extends generally perpendicular from the opening by a predetermined depth. In an embodiment, the process also includes machining an angled portion of the cast intake port so that the angled portion has a wall that extends adjacently from the first portion at an angle relative thereto. A cylinder head manufactured using the inventive process is also disclosed.
    Type: Application
    Filed: May 6, 2003
    Publication date: November 11, 2004
    Applicant: Cummins Inc.
    Inventors: Jessica Kuehner, Peter Woon, David R. Glackin
  • Engine
    Patent number: D710899
    Type: Grant
    Filed: April 11, 2013
    Date of Patent: August 12, 2014
    Assignee: Cummins Inc.
    Inventors: Jessica A. Kuehner, Bradley M. Luedeke, Michael P. McCombs, Taylor Thomas, Gregory J. Mitchum, Robert E. Hoye, III, Logan A. Harvey, Matthew Whitaker, Dustin A. Wolf