Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9932811 | Method and system for damping vibrations in a tool string system | Douwe Johannes Runia, Ivo Petrus Jozef Maria Stulemeijer | 2018-04-03 |
| 9920612 | Method and system for damping vibrations in a tool string system | Ivo Petrus Jozef Maria Stulemeijer | 2018-03-20 |