Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4489775 | Desublimator for isolating sublimation products from reaction gases | Friedrich Wirth, Joachim Wagner | 1984-12-25 |
| 4232729 | Air-cooled heat exchanger for cooling industrial liquids | Jocely P. Ingram, Herbert Kolenda | 1980-11-11 |