Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681175 | Auto-coupling tool for drill-pipes | Bruce Bocking, Joe A. Cervantes, Jr., Douglas H. Green, Bruce W. La Sota, David H. Marshall +1 more | 1987-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681175 | Auto-coupling tool for drill-pipes | Bruce Bocking, Joe A. Cervantes, Jr., Douglas H. Green, Bruce W. La Sota, David H. Marshall +1 more | 1987-07-21 |