Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9410573 | Bearing assemblies | — | 2016-08-09 |
| 9328558 | Coating of the piston for a rotating percussion system in downhole drilling | David Harrington | 2016-05-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9410573 | Bearing assemblies | — | 2016-08-09 |
| 9328558 | Coating of the piston for a rotating percussion system in downhole drilling | David Harrington | 2016-05-03 |