Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362363 | Aqueous dispersions containing alkaline earth soaps and/or alkaline earth resin soaps for deinking printed wastepaper | Heinz Smolka, Hans Hawel, Dieter Schraml, Klaus Hornfeck | 1994-11-08 |
| 5342646 | Method for making carrier systems for biologically active materials | Wolfgang Kleese, Dieter Kraemer, Hans-Ulrich Petereit, Werner Siol | 1994-08-30 |
| 5292522 | Aqueous film coating agent for solid medicaments | Hans-Ulrich Petereit, Manfred Assmus | 1994-03-08 |