Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9829268 | Projectile launching device with self-timing and without cam lean | James J. Kempf | 2017-11-28 |
| 9759509 | Projectile launching device with self-timing and without cam lean | James J. Kempf | 2017-09-12 |
| 9696107 | Multi-element one piece crossbow frame | James J. Kempf | 2017-07-04 |