Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5732777 | Well tubing suspension and rotator system | Dwayne S. Norman | 1998-03-31 |
| 5642782 | Downhole clutch assembly | Dwayne S. Norman | 1997-07-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5732777 | Well tubing suspension and rotator system | Dwayne S. Norman | 1998-03-31 |
| 5642782 | Downhole clutch assembly | Dwayne S. Norman | 1997-07-01 |