Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342646 | Method for making carrier systems for biologically active materials | Wolfgang Kleese, Hans-Ulrich Petereit, Klaus Lehmann, Werner Siol | 1994-08-30 |
| 5294491 | Crosslinked, activatable, hydrophilic carrier beads | Ernst-Heinrich Goeldner, Ursula Artmann, Dieter Zwara | 1994-03-15 |