Patents by Inventor Roger Strassburg

Roger Strassburg 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).

  • Snapshot copy of data volume during data access
    Publication number: 20040139125
    Abstract: A computer system with read/write access to storage devices creates a snapshot of a data volume at a point in time while continuing to accept access requests to the mirrored data volume by copying before making changes to the base data volume. Multiple snapshots may be made of the same data volume at different points in time. Only data that is not stored in a previous snapshot volume or in the base data volume are stored in the most recent snapshot volume.
    Type: Application
    Filed: October 10, 2003
    Publication date: July 15, 2004
    Inventors: Roger Strassburg, Glen Overby, Stephen Philip Lord, Laurie Costello, Neil Bannister