Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413072 | Mixtures of polyurethanes and unsaturated polyester resins | Bernhard Hess, Hannes von Harpe, Bernd Peltzer, Ludwig Bottenbruch | 1983-11-01 |
| 4237244 | Molding composition based on unsaturated polyesters | Hannes von Harpe, Ludwig Bottenbruch, Bernd Peltzer | 1980-12-02 |
| 4222927 | Dispersions of powders in unsaturated polyesters | Bernhard Hess, Johannes Beckers, Werner Kloker | 1980-09-16 |
| 4223099 | Copolymerizable molding compositions based on unsaturated polyurethanes | Hannes von Harpe, Ludwig Bottenbruch, Bernd Peltzer, Leo Morbitzer, Helmut Korber | 1980-09-16 |