Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794543 | Method for producing arylpoly(oxalkyl)-benzyldimethyl-ammonium derivatives | Klaus Raab, Rudolf Aigner | 2004-09-21 |
| 6746711 | Polymers with biocidal action, process for their preparation and their use | Uwe Falk, Bela Ivan, Gabor Erdodi, Arpad Mathe | 2004-06-08 |