Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189772 | Polyurethane thickeners for aqueous systems | Eberhard Esselborn, Stefan Silber | 2007-03-13 |
| 6861493 | Branched polyurethanes, formulations comprising them, and their use for thickening aqueous systems | Dirk Edelmann, Eberhard Esselborn, Markus Hoschke, Günthern Link, Stefan Silber | 2005-03-01 |