Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716311 | Modified cationic polymers, their preparation and their use in papermaking | Jürgen Decker, Norbert Mahr, Anton Esser, Hubert Meixner, Rainer Dyllick-Brenzinger +1 more | 2004-04-06 |
| 6680412 | Alcohol alkoxylates used as low-foam, or foam inhibiting surfactants | Helmut Gumbel, Norbert Wagner, Klaus Taeger | 2004-01-20 |