Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592439 | Self-centering dual shuttle air gun | Philip J. Jenkins | 1997-01-07 |
| 5592440 | Compact sleeve air gun | — | 1997-01-07 |
| 5365493 | Air gun | — | 1994-11-15 |
| 5228010 | Seismic energy source air gun | — | 1993-07-13 |