Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7761881 | Event bookmarks | Raymond W. McCollum | 2010-07-20 |
| 6253194 | System and method for performing database queries using a stack machine | David R. Parlin, R. Scott Wigton, Warren G. Stevens | 2001-06-26 |