Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950466 | Wellhead system and connector for wellheads | Doyle W. Rodgers, Henry Lang | 2011-05-31 |
| 4652022 | Wellhead equipment support | — | 1987-03-24 |
| 4623020 | Communication joint for use in a well | — | 1986-11-18 |
| 4519633 | Subsea well casing tieback connector | — | 1985-05-28 |