Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8215053 | Method for improving seed germination efficiency | — | 2012-07-10 |
| 7660953 | Method and system for mirroring and archiving mass storage | — | 2010-02-09 |
| 7434093 | Dual channel restoration of data between primary and backup servers | — | 2008-10-07 |
| 7398366 | Tracking incremental changes in a mass storage system | Michael R. Ohran | 2008-07-08 |
| 7296125 | Preserving a snapshot of selected data of a mass storage system | — | 2007-11-13 |
| 7107418 | Method and system for mirroring and archiving mass storage | — | 2006-09-12 |
| 6941490 | Dual channel restoration of data between primary and backup servers | — | 2005-09-06 |
| 6931502 | Recovery of data using write request copies in delta queue | Dan Price, Randall Johnson | 2005-08-16 |
| 6871271 | Incrementally restoring a mass storage device to a prior state | Michael R. Ohran | 2005-03-22 |
| 6609183 | Method and system for mirroring and archiving mass storage | — | 2003-08-19 |
| 6560617 | Operation of a standby server to preserve data stored by a network server | John M. Winger, David E. Green, Michael R. Ohran | 2003-05-06 |
| 6526487 | Performing acknowledged operations on original and mirrored copies of data | Dan Price, Randall Johnson | 2003-02-25 |
| 6397307 | Method and system for mirroring and archiving mass storage | — | 2002-05-28 |
| 6338126 | Crash recovery without complete remirror | Dan Price, Randall Johnson | 2002-01-08 |
| 6085298 | Comparing mass storage devices through digests that are representative of stored data in order to minimize data transfer | — | 2000-07-04 |
| 6073222 | Using a virtual device to access data as it previously existed in a mass data storage system | — | 2000-06-06 |
| 5978565 | Method for rapid recovery from a network file server failure including method for operating co-standby servers | Michael R. Ohran, David E. Green, John M. Winger | 1999-11-02 |
| 5835953 | Backup system that takes a snapshot of the locations in a mass storage device that has been identified for updating prior to updating | — | 1998-11-10 |
| 5812748 | Method for improving recovery performance from hardware and software errors in a fault-tolerant computer system | Richard N. Rollins, Michael R. Ohran, Wally Marsden | 1998-09-22 |
| 5649152 | Method and system for providing a static snapshot of data stored on a mass storage system | Michael R. Ohran | 1997-07-15 |