Patents by Inventor Kathleen Amm

Kathleen Amm 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
  • Method and apparatus for magnetizing a permanent magnet
    Publication number: 20070063800
    Abstract: A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magnetizing assembly includes a plurality of magnetizing coil units.
    Type: Application
    Filed: November 20, 2006
    Publication date: March 22, 2007
    Inventors: Evangelos Laskaris, Paul Thompson, Liang Li, Kathleen Amm, Bulent Aksel, Michael Palmo
  • Cryogenically cooled radiofrequency coil array for magnetic resonance imaging
    Publication number: 20060132134
    Abstract: A cryogenically cooled radiofrequency (RF) coil structure for use in Magnetic Resonance Imaging (MRI) and method for cryogenically cooling RF coils are provided. The cryogenically cooled RF coil structure comprises a sealed structure constructed of non-conducting material and adapted for containing a cooling substance and at least one RF coil disposed integrally in contact with the sealed structure such that sealed structure and integrally disposed RF coil are disposed about an object to be imaged.
    Type: Application
    Filed: December 22, 2004
    Publication date: June 22, 2006
    Inventors: Kathleen Amm, Ronald Watkins, William Barber, Christopher Hardy, Kenneth Rohling
  • Superconducting wire, method of manufacture thereof and the articles derived therefrom
    Publication number: 20050090403
    Abstract: Disclosed herein is method for making a wire comprising contacting a first end of a first superconducting wire with a second end of a second superconducting wire, wherein the superconducting wire comprises a superconducting filament having a superconducting composition comprising magnesium diboride; heating the first end of the first superconducting wire with the second end of the second superconducting wire at a point to form a joint, wherein the superconducting filament having the superconducting composition is in continuous electrical contact with any other part of the superconducting filament after the formation of the joint.
    Type: Application
    Filed: October 22, 2003
    Publication date: April 28, 2005
    Inventors: Thomas Raber, Judson Marte, Evangelos Laskaris, Sergio Loureiro, Robert Zabala, Bruce Knudsen, Kathleen Amm, Bruce Amm, James Bray
  • Method and apparatus for magnetizing a permanent magnet
    Publication number: 20050073383
    Abstract: A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magnetizing assembly includes a plurality of magnetizing coil units.
    Type: Application
    Filed: October 1, 2003
    Publication date: April 7, 2005
    Inventors: Evangelos Laskaris, Paul Thompson, Liang Li, Kathleen Amm, Bulent Aksel, Michael Palmo
  • Permanent magnet assembly with movable permanent body for main magnetic field adjustable
    Publication number: 20050068140
    Abstract: A permanent magnet assembly comprising a fixed permanent magnet body and a movable permanent magnet body which is movable relative to the fixed permanent magnet body.
    Type: Application
    Filed: September 29, 2003
    Publication date: March 31, 2005
    Inventors: Xianrui Huang, Evangelos Laskaris, Kathleen Amm, Bruce Amm, Michael Palmo
  • Multiple ring polefaceless permanent magnet and method of making
    Publication number: 20050068138
    Abstract: A permanent magnet assembly for an imaging apparatus having a permanent magnet body having a first surface and a stepped second surface which is adapted to face an imaging volume of the imaging apparatus, wherein the stepped second surface contains at least four steps.
    Type: Application
    Filed: September 29, 2003
    Publication date: March 31, 2005
    Inventors: Kathleen Amm, Evangelos Laskaris, Paul Thompson, Bulent Aksel, Bruce Amm, Michael Palmo, Johannes van Oort, Xianrui Huang