Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10811239 | Cylindrical evaporation source | Joerg Vetter, Stefan Esser, Georg Erkens | 2020-10-20 |
| 5228210 | Method of and apparatus for drying for film developing device | Walter Hofmuth, Rudolf Loistl, Helmut Schausberger, Alfons Kastl | 1993-07-20 |