Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6593468 | Essentially fiber-free cellulose ether with improved water retention, method for the production and use thereof | Werner Lange, Friedrich-Karl Lampert, Wilhelm Oppermann, Jorn-Bernd Pannek, Rene Kiesewetter | 2003-07-15 |