Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10344569 | Touch controller for a downhole tool | Stewart Christie, Andrew John Elrick, Patrycjusz Bartlomiej Proszynski, Iain MacLeod | 2019-07-09 |
| 9689220 | Downhole apparatus | Iain MacLeod, Andrew John Elrick | 2017-06-27 |
| 4985763 | Jet nozzle for propelling an apparatus along a conduit and apparatus provided with such a jet nozzle | — | 1991-01-15 |