Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800666 | Hydrophilic, open-cell, elastic foams with a melamine/formaldehyde resin base, production thereof and use thereof in hygiene products | Hans-Joachim Hähnle, Horst Baumgartl, Martin H. Beck, Norbert Herfert, Jürgen Huff | 2004-10-05 |
| 6777527 | Polymers that contain alcoxylated, condensed alkaline amino acids and method of producing said polymers | Dieter Boeckh, Oliver Borzyk | 2004-08-17 |
| 6673206 | Method of producing paper, paperboard and cardboard | Friedrich Linhart, Bernd Dirks, Rainer Tresch, Dietrich Fehringer | 2004-01-06 |