Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063772 | Method for troubleshooting gas-lift wells | Scott Lee Wellington, Edwin A. Richardson | 1991-11-12 |
| 5031697 | Method for troubleshooting gas-lift wells | Scott Lee Wellington, Edwin A. Richardson | 1991-07-16 |
| 4972704 | Method for troubleshooting gas-lift wells | Scott Lee Wellington, Edwin A. Richardson | 1990-11-27 |