Patents by Inventor Larry J. Champney

Larry J. Champney 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).

  • Bumper/muffler assembly
    Patent number: 7325652
    Abstract: A bumper/muffler assembly is provided comprising a bumper; and a muffler having an outer shell. The outer shell may be formed from a non-high impact resistant material, such as a thin metal or a composite material. The muffler may comprise a separate element from the bumper, which is coupled thereto, or is formed as an integral part of the bumper.
    Type: Grant
    Filed: December 31, 2003
    Date of Patent: February 5, 2008
    Assignee: OCV Intellectual Capital, LLC
    Inventors: Norman T. Huff, Andrew W. Sanders, Christopher J. Clements, Juergen Wiemann, Ronald Tomaszewski, Larry J. Champney, Robert L. Crawley
  • Mufflers with enhanced acoustic performance at low and moderate frequencies
    Patent number: 7281605
    Abstract: The invention relates to an exhaust silencer or muffler for an internal combustion engine, in particular a silencer with the damping characteristics of a resonator with the absorptive characteristics of a dissipative silencer. The silencer of the present invention provides an improved silencer or muffler for use with an internal combustion engine that incorporates both a dissipative silencer and a resonator in a single muffler assembly suitable for use with standard automotive construction techniques.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: October 16, 2007
    Assignees: Owens-Corning Fiberglas Technology II, LLC, The Ohio State University Research Foundation
    Inventors: Norman T. Huff, Larry J. Champney, Ahmet Selamet, Iljae Lee
  • Mufflers with enhanced acoustic performance at low and moderate frequencies
    Publication number: 20040262077
    Abstract: The invention relates to an exhaust silencer or muffler for an internal combustion engine, in particular a silencer with the damping characteristics of a resonator with the absorptive characteristics of a dissipative silencer. The silencer of the present invention provides an improved silencer or muffler for use with an internal combustion engine that incorporates both a dissipative silencer and a resonator in a single muffler assembly suitable for use with standard automotive construction techniques.
    Type: Application
    Filed: April 30, 2004
    Publication date: December 30, 2004
    Inventors: Norman T. Huff, Larry J. Champney, Ahmet Selamet, Iljae Lee