Patents by Inventor Nathan Jeffery

Nathan Jeffery 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).

  • Wiper Seal for Passive Radiator
    Publication number: 20130044909
    Abstract: A method and apparatus for pneumatically sealing an acoustic radiator to an acoustic enclosure. A band of conformable material engages a beveled surface so than an edge of the band deflects outwardly and a surface of the band conforms to the beveled surface.
    Type: Application
    Filed: August 17, 2011
    Publication date: February 21, 2013
    Inventor: Nathan A. Jeffery