Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360587 | Debris reduction perforating apparatus | Jerry L. Walker | 2008-04-22 |
| 7360599 | Debris reduction perforating apparatus and method for use of same | Jerry L. Walker | 2008-04-22 |