Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635549 | Method for closing the gap between the ends of gravure printing plates clamped on forme clyinders | Gerhard Bleckmann, John Lynch | 1987-01-13 |
| 4585726 | Photopolymerizable water-soluble or water-dispersible mixture containing a salt of nitrous acid | Rudolf Vyvial | 1986-04-29 |
| 4517277 | Photosensitive recording material suitable for the production of printing plates and relief plates, and the production of these plates using this recording material | John Lynch, Herbert Naarmann, Gunther Schulz, Rudolf Vyvial, Manfred Zurger | 1985-05-14 |