Patents by Inventor Michael I. Cima

Michael I. Cima 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).

  • Controlled conversion of metal oxyfluorides into superconducting oxides
    Patent number: 6610428
    Abstract: An oxide superconductor article is provided having an oxide superconductor film having a thickness of greater than 0.5 microns disposed on a substrate, said article having a transport critical current density (Jc) of greater than or equal to about 105 A/cm2 at 77K, zero field. The oxide superconductor film is characterized by high Jc and high volume percent of c-axis epitaxial oxide grains, even with thicknesses of up to 1 micron.
    Type: Grant
    Filed: May 30, 2002
    Date of Patent: August 26, 2003
    Assignee: Massachusetts Institute of Technology
    Inventors: John A. Smith, Michael I. Cima, Neville Sonnenberg