Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001191 | Process for dry cationization of polyvinyl alcohol | Reinhard Stober, Dietmar Bischoff | 1991-03-19 |
| 4822851 | Process for the preparation of cationized polyvinyl alcohol | Reinhard Stober, Dietmar Bischoff | 1989-04-18 |