Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516549 | Muzzle-loading firearm | Carl B. Hildebrandt, Charles W. Hodgdon, Ronald Coburn, Lee Cavanaugh, Yasmine A. Adham +1 more | 2003-02-11 |
| 6176030 | Breech plug for a muzzle-loading firearm | — | 2001-01-23 |
| 5860240 | Lock-action muzzle loader | Millard C. Marion | 1999-01-19 |
| 5642583 | Lock-action muzzle loader | Millard C. Marion | 1997-07-01 |
| 5511334 | Lock-action muzzle loader | Millard C. Marion | 1996-04-30 |