Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803432 | Roller device | Harry Richard Stanley O'Brien | 2017-10-31 |
| 9644447 | Wireline pressure control apparatus | Runi Joensen, Christopher Clifton McLaren, John Ronald Hartley Craig | 2017-05-09 |