Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139973 | Method and apparatus for damping/absorbing rotational vibrations/oscillations | Mario Simanowski, Marco Volgmann, Josh Wilson | 2024-11-12 |
| 11448288 | Leaf spring rotational vibration absorber | Mario Simanowski | 2022-09-20 |
| 11142962 | Method and apparatus for damping/absorbing rotational vibrations/oscillations | Mario Simanowski, Marco Volgmann, Josh Wilson | 2021-10-12 |
| 9482054 | Hole enlargement drilling device and methods for using same | Matthias Meister, Wolfgang E. Herberg, Gunnar Bothmann, Joachim Treviranus, Hans Oppelaar | 2016-11-01 |
| 9243464 | Flow control device and methods for using same | Andreas Peter, Thomas Kruspe, Hans Jurgen Faber, Marcus Oesterberg | 2016-01-26 |
| 9187959 | Automated steerable hole enlargement drilling device and methods | Joachim Treviranus, Hans Oppelaar | 2015-11-17 |
| 8875810 | Hole enlargement drilling device and methods for using same | Matthias Meister, Wolfgang E. Herberg, Gunnar Bothman, Joachim Treviranus, Hans Oppelaar | 2014-11-04 |
| 8220540 | Apparatus and methods for estimating loads and movements of members downhole | — | 2012-07-17 |
| 7306060 | Drilling assembly with a steering device for coiled-tubing operations | Volker Krueger, Thomas Kruspe, Hans-Juergen Faber | 2007-12-11 |
| 7028789 | Drilling assembly with a steering device for coiled-tubing operations | Volker Krueger, Thomas Kruspe, Hans Jurgen Faber | 2006-04-18 |
| 6626254 | Drilling assembly with a steering device for coiled-tubing operations | Volker Krueger, Thomas Kruspe, Hans Jurgen Faber | 2003-09-30 |
| 6609579 | Drilling assembly with a steering device for coiled-tubing operations | Volker Krueger, Thomas Kruspe, Hans Jurgen Faber | 2003-08-26 |