Issued Patents 2017
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845660 | Pressure responsive downhole tool having a selectively activatable pressure relief valve and related methods | — | 2017-12-19 |
| 9745836 | Time delayed secondary retention mechanism for safety joint in a wellbore | Reid Elliott Zevenbergen, Russell Stephen Haake | 2017-08-29 |
| 9719325 | Downhole tool consistent fluid control | Charles Frederick Carder | 2017-08-01 |
| 9689252 | Autonomous painted joint simulator and method to reduce the time required to conduct a subsea dummy run | — | 2017-06-27 |
| 9650885 | Subsea dummy run elimination assembly and related method | Dalmo Massaru Wakabayashi | 2017-05-16 |
| 9587451 | Deactivation of packer with safety joint | Scott Luke Miller | 2017-03-07 |
| 9534449 | Hydraulic control of drill string tools | — | 2017-01-03 |