Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771974 | Test tree closure device for a cased subsea oil well | Adrian J. Stewart, Christophe Rayssiguier | 1998-06-30 |
| 4478292 | Pipe gripping apparatus with interlocking plates | Benton Frederick Baugh, Gerard J-M. Lux | 1984-10-23 |