Patents by Inventor John T. Freiwald

John T. Freiwald 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).

  • Publication number: 20150210330
    Abstract: A motor compartment structure for a vehicle includes an intermediate joint welded to a forward region of a cab of the vehicle. Also included is an upper motor compartment rail having a forward end and a rearward end, the rearward end mechanically fastened to the intermediate joint.
    Type: Application
    Filed: January 30, 2014
    Publication date: July 30, 2015
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Hesham A. Ezzat, Marcel R. Cannon, Mark A. Nelson, John T. Freiwald, Terry A. Swartzell
  • Patent number: 7625037
    Abstract: The invention concerns a vehicle body panel. The vehicle body panel, such as a floor pan, may have a generally planar portion adapted to be located adjacent to and conceal a vehicle component, such as a fuel pump module. An access portion is located within and extends out of plane of the generally planar portion, and includes a periphery, wherein the access portion is integral with the generally planar portion. Also, a cutting guide feature extends around it adjacent to the periphery.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: December 1, 2009
    Assignee: GM Global Technology Operations, Inc.
    Inventors: Robert J. Gollehur, Stephen H. Miller, Marcel R. Cannon, John T. Freiwald, Steven P. Balgaard, Charles E. Jensen, Anthony J. Brower
  • Patent number: 7464783
    Abstract: The invention concerns an access plate for use in a vehicle to cover an aperture in an engine ring, where the engine ring and an engine cover seal against each other. The access plate may include a main body portion, made of a first material having a first durometer, extending across the aperture, and defining a first portion of an outer surface that sealingly engages with the second component; and a seal, made of a second lower durometer material, wherein the seal portion is integral with the main body portion, and the seal portion includes an underside surface in opposed relation to the outer surface that sealingly engages with first component. The access plate may include snap clips, to secure the plate to the engine ring, locating pins to locate the access plate on the ring, and tapered end features to assure a good seal against the engine cover.
    Type: Grant
    Filed: August 16, 2005
    Date of Patent: December 16, 2008
    Assignee: GM Global Technology Operations, Inc.
    Inventors: Mathew A. Gray, R. Donald Hollinger, Luigi R. Magnanti, Rodolfo H. Perez, Tito G. Perez, Uzziel A. Ramirez, Rodolfo De La Mora, Jesus M. Piter, John T. Freiwald, Aldo Maya, Thomas C. Sliney