Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524834 | Cablehead side entry sub | Charles D. Barron | 1985-06-25 |
| 4345648 | Inflatable packer system | — | 1982-08-24 |
| 4332298 | Valve assembly for an inflatable packer system | Gerald C. Eckmann | 1982-06-01 |