Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167373 | Controlled intensity high speed double disc refiner | Gary L. Jackson, Martin J. Sferrazza | 1992-12-01 |
| 4915830 | Pulp wash press | William D. Mackay | 1990-04-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167373 | Controlled intensity high speed double disc refiner | Gary L. Jackson, Martin J. Sferrazza | 1992-12-01 |
| 4915830 | Pulp wash press | William D. Mackay | 1990-04-10 |