Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933085 | Method of manufacturing an integral asymmetrical membrane | Klemens Kneifel, Klaus-Viktor Peinemann | 1990-06-12 |
| 4818452 | Method of manufacturing an integral asymmetrical membrane | Klemens Kneifel, Klaus-Viktor Peinemann | 1989-04-04 |