Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803400 | Water-swellable hot-melt-type adhesive | Ruediger Butterbach, Ulricke Maassen | 2004-10-12 |
| 6767424 | Hot-melt adhesive for glueing DVDs | Ruediger Butterbach, Ulrike Maassen, Dirk Bonke | 2004-07-27 |
| 6677394 | Swellable hotmelt adhesive | Ruediger Butterbach, Ulrike Maassen, Marcus Heemann | 2004-01-13 |