Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033332 | Apparatus and method for perforating and fracturing a subterranean formation | Dan W. Pratt | 2011-10-11 |
| 7913761 | System and method for enhanced wellbore perforations | Dan W. Pratt, Thomas C. Montanez, Matthew C. Clay | 2011-03-29 |
| 7621332 | Apparatus and method for perforating and fracturing a subterranean formation | Dan W. Pratt | 2009-11-24 |
| 6308480 | Ceiling tile dust guard | — | 2001-10-30 |