Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6042152 | Interface system between composite tubing and end fittings | Donald D. Baldwin, Mark D. Drey | 2000-03-28 |
| 5507346 | Composite well flow conductor | John C. Gano, Donald D. Baldwin | 1996-04-16 |