Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5468832 | Heat-curable reaction resin mixtures and the use thereof | Lutz Schrader, Hanns P. Muller, Johann Niggemann | 1995-11-21 |
| 5286765 | Process for the preparation of foundry cores and molds | Joachim Franke | 1994-02-15 |
| 5286831 | At least substantially pore-free polyurethane molding compounds | Bernhard Hess, Klaus Prater, Heinrich Heine, Joachim Franke | 1994-02-15 |
| 5266662 | Thermosetting reaction mixtures, process for their production and the use thereof for production of moldings and molding material | Joachim Franke, Hanns P. Muller, Lutz Schrader | 1993-11-30 |
| 4439207 | Stable disperse dye compositions comprising at least two monoazo dyes | Ruedi Altermatt | 1984-03-27 |