Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6012525 | Single-trip perforating gun assembly and method | John D. Burleson | 2000-01-11 |
| 5170844 | Pressure responsive below-packer valve apparatus | Flint R. George, Kevin R. George | 1992-12-15 |