Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481023 | Suspension for protective headgear | Layton A. Wise, James A. Hendrickson, Glenn C. Davis, Paul A. Zeller | 2002-11-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481023 | Suspension for protective headgear | Layton A. Wise, James A. Hendrickson, Glenn C. Davis, Paul A. Zeller | 2002-11-19 |