Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803005 | Method for making multi-layer, personnel-protective helmet shell | Russell A. Monk | 2004-10-12 |
| 6681409 | Helmet liner suspension structure | Russell A. Monk, Bruce L. Thede | 2004-01-27 |