Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689933 | Pressure assisted motor operated ram actuator for well pressure control device | Hans H. J. Deul, Patrick D. O'Neill, Robert van Kuilenburg, Ivan Iankov | 2020-06-23 |
| 10364609 | Method for excavating mud line cellar for subsea well drilling | Hans H. J. Deul, Patrick D. O'Neill, Robert van Kuilenburg | 2019-07-30 |