Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4745841 | Liquid propellant gun | Robert E. Mayer | 1988-05-24 |
| 4693165 | Liquid propellant gun | Robert E. Mayer | 1987-09-15 |
| 4586422 | In-line annular piston fixed bolt regenerative variable charge liquid propellant gun with variable hydraulic control of piston | — | 1986-05-06 |
| 4523507 | In-line annular piston fixed bolt regenerative liquid propellant gun | — | 1985-06-18 |
| 4523508 | In-line annular piston fixed bolt regenerative liquid propellant gun | Robert E. Mayer, Herbert J. West | 1985-06-18 |