Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9163476 | Selective set module for multi string packers | Joe Butler Hathcoat, Tri Thien Nguyen | 2015-10-20 |
| 5611547 | Elongated seal assembly for sealing well tubing-to liner annulus | John L. Baugh | 1997-03-18 |