Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |