Patents by Inventor Goran R. Gadefelt

Goran R. Gadefelt 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).

  • Patent number: 3956563
    Abstract: A noise-, and vibration-, damping article for use in a building structure is a laminated composite consisting essentially of a backing strip which on each of its two sides is provided with a damping layer comprising a viscoelastic material. At least one of said damping layers includes a granular material receptive to bonding with a material of the building structure.
    Type: Grant
    Filed: August 7, 1973
    Date of Patent: May 11, 1976
    Assignee: Akustikbyran AB
    Inventors: Kjell K. I. Spang, Gunnar I. Hagbjer, Jan Werner, Goran R. Gadefelt, Bo M. S. Egerborg