Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5558940 | Oil- and water-repellent papers, processes for their production and new fluorine-containing copolymers for this purpose | Gisbert Michels, Uwe Zweering, Siegfried Korte | 1996-09-24 |