Patents by Inventor John K. Catterall

John K. Catterall 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).

  • Three-dimensional vehicle frame
    Patent number: 7862085
    Abstract: A vehicle frame includes first and second lower rails and first and second upper rails operatively interconnected. Cross members horizontally interconnect the lower rails and the upper rails, and stanchions vertically interconnect the upper rails and the lower rails. The frame provides improved stiffness and strength at a reduced mass compared to the prior art.
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: January 4, 2011
    Assignee: GM Global Technologies Operations, Inc.
    Inventors: Weizhang S. Xu, John K. Catterall, Zhijun Zheng, Rajan R. Chakravarty, Vesna Savic, Yul Woong Hyun, Donald R. Jones, Gary M. Banasiak, Arun M. Joshi, Ronald Kurtz
  • Three-Dimensional Vehicle Frame
    Publication number: 20080122213
    Abstract: A vehicle frame includes first and second lower rails and first and second upper rails operatively interconnected. Cross members horizontally interconnect the lower rails and the upper rails, and stanchions vertically interconnect the upper rails and the lower rails. The frame provides improved stiffness and strength at a reduced mass compared to the prior art.
    Type: Application
    Filed: November 28, 2006
    Publication date: May 29, 2008
    Applicant: GM Global Technology Operations, Inc.
    Inventors: Weizhang S. Xu, John K. Catterall, Zhijun Zheng, Rajan R. Chakravarty, Vesna Savic, Yul Woong Hyun, Donald R. Jones, Gary M. Banasiak, Arun M. Joshi, Ronald Kurtz