Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143482 | Multiple-shot crossbow | Stephen Donald Langdon, Cole Jessup, Robert G. Dykeman | 2021-10-12 |
| 11015892 | Anti-dry-fire mechanism for a crossbow | Cole Jessup, Stephen Donald Langdon | 2021-05-25 |