Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7231714 | Corrosion-resistant exterior alloy for composite tubes | Douglas Lloyd Singbeil | 2007-06-19 |
| 5615266 | Secure communication setup method | Barry N. Altschuler, Douglas A. Hardy, James A. Stephens | 1997-03-25 |
| 5588062 | Secure communication setup method | Barry N. Altschuler, Douglas A. Hardy, James A. Stephens | 1996-12-24 |
| 5524134 | Telecommunications security module | David T. Gustafson, Michael A. Savage, Paul R. Kennedy, Bruce A. Fette | 1996-06-04 |
| 5465300 | Secure communication setup method | Barry N. Altschuler, Douglas A. Hardy, James A. Stephens | 1995-11-07 |
| 4740962 | Synchronizer for time division multiplexed data | — | 1988-04-26 |