Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152432 | Multistory bath condenser | Alfred Wanner, Horst Corduan, Dietrich Rottmann | 2006-12-26 |
| 6748763 | Multistoreyed bath condenser | Alfred Wanner, Thomas R. Hecht, Manfred Sotzek | 2004-06-15 |
| 5037462 | Process and device for production of nitrogen | — | 1991-08-06 |