Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7261274 | Vibration isolation system for dagger mounted equipment | Robert Guion, Wayne E. Eiden, Clarie C. Engelhart | 2007-08-28 |
| 7256692 | Anti-tamper apparatus | David Brian Koch Erickson | 2007-08-14 |