Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9611033 | System and method for maintaining system integrity in control systems having multi-lane computational differences | Mark A. Kovalan, Douglas R. Johnson | 2017-04-04 |
| 9612985 | Synchronization mechanisms for high-integrity computing | Mark A. Kovalan, Douglas L. Bader, Douglas R. Johnson, John W. Roltgen | 2017-04-04 |
| 9454418 | Method for testing capability of dissimilar processors to achieve identical computations | Mark A. Kovalan | 2016-09-27 |
| 8690101 | Triplex cockpit control data acquisition electronics | Zafar S. Ahmad, John W. Roltgen, Douglas L. Bader | 2014-04-08 |
| 8015390 | Dissimilar processor synchronization in fly-by-wire high integrity computing platforms and displays | James J. Corcoran, III, Eric J. Danielson, Samir S. Hemaidan, John W. Roltgen, James E. Sisson +1 more | 2011-09-06 |