Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146369 | Boring bit or other bit with hard face wear resistance material | Keith A. Johnson, Mark More, Casey Placek | 2024-11-19 |
| 12016270 | Concave with adjustable openings | Keith A. Johnson, Neal J. Stoffel, Joseph W. Schaffer | 2024-06-25 |
| 11987889 | Boring bit component with hard face wear resistance material with subsequent heat treatment | Keith A. Johnson, Mark More, Casey Placek | 2024-05-21 |