Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939437 | Paper making processes using enzyme and polymer combinations | Walter Hill, Richard L. Barclay, James A. O'Malley, Randall W. Conrod, John David DesJardins | 2005-09-06 |