Patents by Inventor Indukumar Chenchu Kalahasthi

Indukumar Chenchu Kalahasthi 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).

  • Patent number: 7446966
    Abstract: A method is presented for writing data to a surface of a magnetic disk in a disk drive. The method includes determining a number of sector groups into which sectors of the data to be written will be grouped, loading registers with current values, kick-latching values, and precompensation values for each of said sector groups, and applying the current values, kick-latching values, and precompensation values for each of the sector groups to the write head while writing data to the sector groups of the recording media.
    Type: Grant
    Filed: November 30, 2004
    Date of Patent: November 4, 2008
    Assignee: Hitachi Global Storage Technologies Netherlands B.V.
    Inventors: Indukumar Chenchu Kalahasthi, Quan-chiu Harry Lam, Guo Mian, Kris Schouterden, Joseph Emanuel Silva, Christopher David Wiederholt, Douglas M. Zuercher