Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748763 | Multistoreyed bath condenser | Karl Heinrich Schweigert, Alfred Wanner, Thomas R. Hecht | 2004-06-15 |
| 6311517 | Apparatus and process for fractionating a gas mixture at low temperature | Augustin Rampp | 2001-11-06 |