Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5733663 | Composite membrane and process for its production | Ude Scheunemann, Olaf Althoff, Werner Hickel, Gunther Appel, Gerhard Geiss | 1998-03-31 |
| 5429842 | Process and device for producing ultrathin layers and layer element | Gunther Appel, Werner Hickel, Donald Lupo, Werner Prass, Ude Scheunemann | 1995-07-04 |