Patents by Inventor Sohan Sarin

Sohan Sarin 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).

  • Acoustic liner use of such a liner and method for manufacturing an acoustic liner
    Publication number: 20060060421
    Abstract: The present invention relates to an acoustic liner (1) arranged to attenuate sound. The acoustic liner (1) comprises a top sheet (5) having substantially linear characteristics and a liner core (2) or cavity. The top sheet (5) comprises a layer (3) of a metallic foam. The invention also relates to the use of said acoustic liner in a hot stream environment such as the outlet of an aircraft engine, and to the manufacture of an acoustic liner.
    Type: Application
    Filed: April 25, 2003
    Publication date: March 23, 2006
    Inventors: Sohan Sarin, Pontus Nordin
  • Device at an acoustic liner
    Patent number: 6811372
    Abstract: A device at an acoustic liner for an apparatus generating sound comprises means (12) adapted to enable changes of the value of the acoustic impedance of the liner.
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: November 2, 2004
    Assignee: A2 Acoustics AB
    Inventors: Urban Emborg, Sohan Sarin