Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4728276 | Underwater pelletizer | Donald W. Smith, Dennis M. Chaney, Samuel F. Hannah, J. Wayne Martin | 1988-03-01 |
| 4447325 | Vertical pre-dewatering screen | — | 1984-05-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4728276 | Underwater pelletizer | Donald W. Smith, Dennis M. Chaney, Samuel F. Hannah, J. Wayne Martin | 1988-03-01 |
| 4447325 | Vertical pre-dewatering screen | — | 1984-05-08 |