Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9797666 | Convertible lower receiver | — | 2017-10-24 |
| 7753679 | Non-firing training rifle | — | 2010-07-13 |
| 5937563 | Modified firearms for firing simulated ammunition | Robert C. E. Schuetz | 1999-08-17 |
| 5740626 | Modified firearms for firing simulated ammunition | Robert C. E. Schuetz | 1998-04-21 |
| 5520019 | Gas-operated rifle system | — | 1996-05-28 |
| 5499569 | Gas-operated rifle system | — | 1996-03-19 |
| 5448940 | Gas-operated M16 pistol | Robert C. E. Schuetz | 1995-09-12 |