Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366986 | Method and apparatus for differential backup in a computer storage system | Edgar J. St. Pierre | 2002-04-02 |
| 6269381 | Method and apparatus for backing up data before updating the data and for restoring from the backups | Edgar J. St. Pierre, Madhav Mutalik, John Wallace | 2001-07-31 |
| 6141773 | Method and apparatus for undoing changes to computer memory | Edgar J. St. Pierre, Madhav Mutalik, John Wallace | 2000-10-31 |