Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753895 | Multipurpose latch for jack-up rig | Charles R. Orbell, Christian Leuchtenberg | 2023-09-12 |
| 11536109 | Rotatable wear sleeve for wellhead pressure-control device | — | 2022-12-27 |
| 9488025 | Rotating control device with positive drive gripping device | Fredrick D. Curtis | 2016-11-08 |