Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948500 | Membrane filter plate | Werner Klinkau | 1990-08-14 |
| 4948501 | Membrane filter plate | Werner Klinkau | 1990-08-14 |
| 4897190 | Membrane filter plate | Werner Klinkau | 1990-01-30 |
| 4832840 | Membrane filter plate having improved bending characteristics of the membrane | Werner Klinkau | 1989-05-23 |