Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7428550 | Systems and methods for estimating the number of unique attributes in a database | Choudur Lakshminarayan | 2008-09-23 |
| 6557014 | Method and apparatus for record addressing in partitioned files | Pedro Cellis, Mark Melton | 2003-04-29 |
| 6473774 | Method and apparatus for record addressing in partitioned files | Pedro Cellis, Mark Melton | 2002-10-29 |