Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5466337 | Repulpable wet strength paper | William B. Darlington | 1995-11-14 |
| 5427652 | Repulpable wet strength paper | William B. Darlington | 1995-06-27 |
| 4862740 | Glue bond tester | — | 1989-09-05 |