Patents by Inventor J. Ryan

J. Ryan 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).

  • Magnetic resonance imaging system with reduced cooling needs
    Publication number: 20070108979
    Abstract: A Magnetic Resonance Imaging (MRI) system having a vacuum vessel positioned about an imaging volume, one or more high temperature superconducting coils positioned within the vacuum vessel, and a cryocooler coupled to the vacuum vessel to operate the superconducting coil at a temperature above 10 K. At least one gradient coil is positioned between an imaging volume and the superconducting coil without any thermal shielding interposed between the gradient coil and the superconducting coil.
    Type: Application
    Filed: November 17, 2005
    Publication date: May 17, 2007
    Inventors: David Ryan, J. Ryan, Evangelos Laskaris, Kathleen Amm, Bruce Knudsen, Judson Marte, Thomas Raber, Robert Zabala, James Bray, Bruce Amm, Sergio Loureiro