Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722451 | Casing while drilling | — | 2004-04-20 |
| 6659182 | Retrievable suction embedment chamber assembly | Bill Tompkins | 2003-12-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722451 | Casing while drilling | — | 2004-04-20 |
| 6659182 | Retrievable suction embedment chamber assembly | Bill Tompkins | 2003-12-09 |