Issued Patents All Time
| 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 |
| 9234423 | Super-hard tip for a pick tool and pick tool comprising same | Bernd Heinrich Ries, Robert Fries, Cornelis Roelof Jonker | 2016-01-12 |