Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605065 | Method and apparatus for monitoring well tubing fluid | — | 1986-08-12 |
| 4427345 | Artificial lifting device and method | Jack R. Blann, Robert C. West | 1984-01-24 |
| 4275790 | Surface controlled liquid removal method and system for gas producing wells | — | 1981-06-30 |