Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9529263 | Exposure apparatus and a method for exposing a photosensitive element and a method for preparing a printing form from the photosensitive element | Volker Struewe, Helmut Luetke | 2016-12-27 |
| 9372407 | Exposure apparatus and a method for exposing a photosensitive element and a method for preparing a printing form from the photosensitive element | Volker Struewe, Helmut Luetke | 2016-06-21 |
| 8468940 | Apparatus and process for exposing a printing form having a cylindrical support | Helmut Luetke, Volker Struewe | 2013-06-25 |
| 5163235 | Apparatus for washing out photopolymer printing plates by means of solvents, drying the printing plates and recovering the solvents | Horst Hoffmann, Norbert Holl | 1992-11-17 |