Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601242 | Roller press | — | 1997-02-11 |
| 5542618 | roller press | — | 1996-08-06 |
| 4382561 | Vertical roller mill | Erik Christensen | 1983-05-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601242 | Roller press | — | 1997-02-11 |
| 5542618 | roller press | — | 1996-08-06 |
| 4382561 | Vertical roller mill | Erik Christensen | 1983-05-10 |