Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10677054 | Cutting bit assembly | Randy W. Arnold, James E. Folkerts, John R. Frederick, John Hallberg, James Krellner +7 more | 2020-06-09 |
| 9850755 | Bit configuration for a cutter head | David Bayne, David Meade | 2017-12-26 |