Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372199 | Subsea wellhead | Robert Lee Wilkins | 1994-12-13 |
| 4475600 | Subsea well completion apparatus | Robert Lee Wilkins | 1984-10-09 |
| 4474381 | Metal pipe joint seal ring with port to control erosion | Robert Lee Wilkins, James P. McEver, Edward J. Szymczak | 1984-10-02 |