Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7496787 | Systems and methods for checkpointing | John W. Edwards | 2009-02-24 |
| 4819154 | Memory back up system with one cache memory and two physically separated main memories | Jack J. Stiffler, James M. Nolan, Jr. | 1989-04-04 |
| 4654819 | Memory back-up system | Jack J. Stiffler, James M. Nolan, Jr. | 1987-03-31 |
| 4608631 | Modular computer system | Jack J. Stiffler, Richard A. Karp, James M. Nolan, Jr., David A. Wallace | 1986-08-26 |
| 4541094 | Self-checking computer circuitry | Jack J. Stiffler, James M. Nolan, Jr. | 1985-09-10 |
| 4484273 | Modular computer system | Jack J. Stiffler, Richard A. Karp, James M. Nolan, Jr., David A. Wallace | 1984-11-20 |