Patents by Inventor Jean Adam Roger Treger

Jean Adam Roger Treger 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).

  • Honeycomb structure, particularly for absorbing sound and its production process
    Patent number: 6274216
    Abstract: A conventional honeycomb structure is strengthened by intermediate membranes (13), which compartmentalize the cells (5) in the height-wise direction. Such a structure more particularly has an increased mechanical strength and high damping properties for Helmholtz resonators intended to trap sound waves arriving on the structure by a perforated face (1).
    Type: Grant
    Filed: July 22, 1999
    Date of Patent: August 14, 2001
    Assignee: Hispano Suiza Aerostructures
    Inventors: Patrick Gonidec, Jean Adam Roger Treger