Patents by Inventor Steven H. Souther

Steven H. Souther 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).

  • Method and apparatus using multiple codes to increase storage capacity
    Patent number: 4804959
    Abstract: To increase storage capacity of a disk storage device, the recording surface of the device is partitioned into a plurality of concentric recording bands, data to be recorded on respective bands are encoded using different run-length-limited codes with the code rate of each band being higher than the adjacent inner band.
    Type: Grant
    Filed: November 10, 1987
    Date of Patent: February 14, 1989
    Assignee: International Business Machines Corporation
    Inventors: Tarek Makansi, Constantin M. Melas, Arvind M. Patel, Steven H. Souther