Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5076917 | Filter candle and filter stocking | Theo Luhrmann, Wilfried Hocks | 1991-12-31 |
| 4413072 | Mixtures of polyurethanes and unsaturated polyester resins | Bernhard Hess, Hansjochen Schulz-Walz, Bernd Peltzer, Ludwig Bottenbruch | 1983-11-01 |
| 4237244 | Molding composition based on unsaturated polyesters | Ludwig Bottenbruch, Bernd Peltzer, Hansjochen Schulz-Walz | 1980-12-02 |
| 4223099 | Copolymerizable molding compositions based on unsaturated polyurethanes | Ludwig Bottenbruch, Bernd Peltzer, Leo Morbitzer, Helmut Korber, Hansjochen Schulz-Walz | 1980-09-16 |