Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061763 | Memory management system employing multiple buffer caches | David S. Rubin, David Marshall | 2000-05-09 |
| 5680573 | Method of buffering data objects in a database | David S. Rubin, David Marshall | 1997-10-21 |