Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927866 | Shapable material and shaped articles obtainable therefrom | Robert Purrmann, Rainer Guggenberger | 1990-05-22 |
| 4464941 | Device for the contactless metering of liquids | Wolf-Dietrich Herold, Oswald Gasser | 1984-08-14 |