Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326081 | Tagging assembly including a sacrificial stop component | Andreas Peter, Volker Peters, Kjell Magne Gronaas, Frank Johnsen, Gaute Grindhaug +3 more | 2025-06-10 |
| 11319753 | Method of forming stators for downhole motors | Witali Huber, Gunnar Michaelis, Carsten Hohl, Erik Bartscherer, Harald Grimmer +2 more | 2022-05-03 |
| 10920493 | Method of forming stators for downhole motors | Witali Huber, Gunnar Michaelis, Carsten Hohl, Erik Bartscherer, Harald Grimmer +2 more | 2021-02-16 |
| 10760382 | Inner and outer downhole structures having downlink activation | Fabian Mau, Heiko Eggers, Henning Melles, Ingo Roders, Matthias Wauer | 2020-09-01 |
| 10760408 | Methods and systems for detecting relative positions of downhole elements in downhole operations | Eli William Adetola, Markus Hempel, Matthias Wauer | 2020-09-01 |
| 10443351 | Backflow prevention assembly for downhole operations | Jannik P. Hartmann, Matthias Gatzen | 2019-10-15 |
| 9624733 | Modular annular debris barrier with rotationally locked segments | Russell Kurtis Fleetwood, Matthew J. Krueger, Jonathan P. Hanson | 2017-04-18 |
| 9598920 | Drilling apparatus including a fluid bypass device and methods of using same | Ingo Roders | 2017-03-21 |
| 9103180 | Drilling apparatus including a fluid bypass device and methods of using same | Ingo Roders | 2015-08-11 |
| 9004195 | Apparatus and method for drilling a wellbore, setting a liner and cementing the wellbore during a single trip | Ingo Roders, Carl C. Clemmensen, Sascha Schwartze, Trond R. Skar, Tore Sorheim +2 more | 2015-04-14 |
| 6543132 | Methods of making mud motors | Volker Krueger, Markus Walterskoetter | 2003-04-08 |