Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962576 | Water-based adhesive | Stefan Dehnicke, Ernst List, Adolf Zellner | 1999-10-05 |
| 4988753 | Vulcanizable binder dispersion composition | Adolf Zellner, Manfred Gebhard | 1991-01-29 |