Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321827 | Computer system with modular upgrade capability | David L. Kelly, Norman M. Hack, Scott R. Rushford | 1994-06-14 |
| 5297272 | Apparatus for automatically disabling and isolating a computer's original processor upon installation of a processor upgrade card | David L. Kelly, Norman M. Hack, Scott R. Rushford | 1994-03-22 |