Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559292 | Photosensitive transfer material having a support of defined roughness | Ulrich Geissler, Walter Herwig | 1985-12-17 |
| 4485166 | Radiation-polymerizable mixture and photopolymerizable copying material prepared therefrom | Walter Herwig, Rudolf Decker, Kurt Erbes | 1984-11-27 |
| 4399239 | Elastomeric, ethylenically unsaturated polyurethanes and radiation polymerizable mixtures containing such polyurethanes | Walter Herwig, Kurt Erbes, Rudolf Decker | 1983-08-16 |
| 4387139 | Elastomeric, ethylenically unsaturated polyurethanes and radiation polymerizable mixtures containing such polyurethanes | Walter Herwig, Kurt Erbes, Rudolf Decker | 1983-06-07 |
| 4379834 | Process for cleaning copper-containing metal surfaces | Walter Herwig, Kurt Klupfel, Heide Sprengel | 1983-04-12 |