Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606994 | Process for producing photo-cured printing plates possessing a defined hardness | Karl H. Illers, Gunnar Schornick | 1986-08-19 |
| 4590144 | Photopolymerizable recording material and the production of relief plates using this recording material | Gunnar Schornick, Axel Sanner, August Lehner, Werner Lenz, Peter Richter +1 more | 1986-05-20 |
| 4547454 | Photosensitive multi-layer material and preparation of adhesive layers employed therein | Gerhard Hoffmann, Bernd Bronstert, Herbert Hahn | 1985-10-15 |
| 4459348 | Multi-layer elements suitable for the production of printing plates and relief plates | Peter Richter, Helmut Barzynski | 1984-07-10 |
| 4421840 | Photopolymerizable recording material containing a diisocyanate modified nylon binder | August Lehner, Heinz-Ulrich Werther, Dieter Naegele, Werner Lenz, Horst Reimann +1 more | 1983-12-20 |
| 4320188 | Photopolymerizable compositions containing elastomers and photo-curable elements made therefrom | Gerhard Heinz, Peter Richter | 1982-03-16 |
| 4198241 | Photopolymerizable composition for the manufacture of printing plates and relief plates | Bernd Bronstert, Werner Kuesters, Guenter Wallbillich | 1980-04-15 |