Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11846159 | Integrated retaining ring and bushing | Anthony Plana | 2023-12-19 |
| 10590525 | Modified surface properties of percussion tools used in downhole drilling | Anthony Plana, David Michel Harrington | 2020-03-17 |
| 9951409 | Modified surface properties of percussion tools used in downhole drilling | Anthony Plana, David Michel Harrington | 2018-04-24 |