Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9689648 | Large caliber frangible projectile | John F. Kostka | 2017-06-27 |
| 9593921 | Large caliber frangible projectile | John F. Kostka | 2017-03-14 |
| 9546852 | Large caliber frangible projectile | John F. Kostka | 2017-01-17 |