Patents by Inventor Jeffrey Arthur Johnson

Jeffrey Arthur Johnson 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).

  • Validity map-based tracking of user data updates
    Patent number: 9715520
    Abstract: A method and apparatus is disclosed for utilizing a validity map to indicate whether an overwriting data portion of user data is received. In the method and apparatus, a plurality of data portions of user data are received, whereby each data portion of the plurality of data portion may overwrite another data portion. A validity map may be utilized to indicate whether a data portion is an overwriting data portion. The validity map may be utilized for retrieving the data portion instead of the data portion being replaced.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: July 25, 2017
    Assignee: AMAZON TECHNOLOGIES, INC.
    Inventors: Jeffrey Arthur Johnson, Mark Christopher Seigle