Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490463 | Match performance .22 caliber cartridge | Shawn F. Callahan, Daniel N. Johnson | 1996-02-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490463 | Match performance .22 caliber cartridge | Shawn F. Callahan, Daniel N. Johnson | 1996-02-13 |