Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554287 | Collapsing type seal for expandable tubular connections | Robert S. Sivley, IV | 2003-04-29 |
| 6050610 | Stress reduction groove for tubular connection | Doug Enderle | 2000-04-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554287 | Collapsing type seal for expandable tubular connections | Robert S. Sivley, IV | 2003-04-29 |
| 6050610 | Stress reduction groove for tubular connection | Doug Enderle | 2000-04-18 |