Patents by Inventor K. S. Nanjundaswamy

K. S. Nanjundaswamy 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).

  • Cathode materials for secondary (rechargeable) lithium batteries
    Patent number: 6391493
    Abstract: The invention relates to materials for use as electrodes in an alkali-ion secondary (rechargeable) battery, particularly a lithium-ion battery. The invention provides transition-metal compounds having the ordered-olivine or the rhombohedral NASICON structure and the polyanion (PO4)3− as at least one constituent for use as electrode material for alkali-ion rechargeable batteries.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: May 21, 2002
    Assignee: The University of Texas Systems
    Inventors: John B. Goodenough, Akshaya K. Pahdi, K. S. Nanjundaswamy, Christian Masquelier
  • Cathode materials for secondary (rechargeable) lithium batteries
    Patent number: 5910382
    Abstract: The invention relates to materials for use as electrodes in an alkali-ion secondary (rechargeable) battery, particularly a lithium-ion battery. The invention provides transition-metal compounds having the ordered-olivine or the rhombohedral NASICON structure and the polyanion (PO.sub.4).sup.3- as at least one constituent for use as electrode material for alkali-ion rechargeable batteries.
    Type: Grant
    Filed: April 21, 1997
    Date of Patent: June 8, 1999
    Assignee: Board of Regents, University of Texas Systems
    Inventors: John B. Goodenough, Akshaya K. Padhi, K. S. Nanjundaswamy, Christian Masquelier