Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790272 | Dispersion resins containing itaconic acid for improving wet abrasion resistance | Cheng-Le Zhao, Rolf Dersch, Roland Baumstark | 2004-09-14 |
| 6762221 | Use of naphthalenesulfonic acid-formaldehyde condensates products as drying aids | Joachim Pakusch, Maximilian Angel, Andree Dragon, Heinrich Sack | 2004-07-13 |