Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4581835 | Ratchetless gun | Robert W. MacWilliams | 1986-04-15 |
| 4387526 | Firearm | Robert W. MacWilliams | 1983-06-14 |
| 4304061 | Firearm barrel, shroud construction | — | 1981-12-08 |
| 4219954 | Firearm | — | 1980-09-02 |
| 4218839 | Firearm | — | 1980-08-26 |
| 4213263 | Firearm trigger guard assembly | — | 1980-07-22 |
| 4200989 | Gun sight | — | 1980-05-06 |