Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10648274 | Apparatus and method for opening and closing in multiple cycles a downhole sleeve using an intervention tool | John M. Hughes, Shane D'Arcy | 2020-05-12 |
| 10648323 | Apparatus and method for locating and setting a tool in a profile | John M. Hughes, Donald J. Radmanovich | 2020-05-12 |
| 10584562 | Multi-stage well isolation | John M. Hughes, Ryan D. Rasmussen | 2020-03-10 |