Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6069189 | Light-and bright-colored antifouling paints | Marcel Vos | 2000-05-30 |
| 4561873 | Modification of deposit formation in glass furnace heat recovery | Hans-Ulrich Hempel, Rudolf Novotny, Siegfried Staller | 1985-12-31 |