Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161220 | Plug-actuated flow control member | Don Getzlaf, John Ravensbergen, Tim Johnson | 2018-12-25 |
| 10066467 | Electrically actuated downhole flow control apparatus | Don Getzlaf, John Ravensbergen | 2018-09-04 |