Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667939 | Method for obtaining a lithographic printing plate utilizing a diazo-base imaging element containing a dispersed water insoluble polymer | Joan Vermeersch | 1997-09-16 |
| 5663031 | Diazo based imaging element having improved resistance against physical damage | Guido Hauquier, Joan Vermeersch, Eric Verschueren, Willem Cortens | 1997-09-02 |
| 5618649 | Storage stability of a diazo-based imaging element for making a printing plate | Joan Vermeersch, Guido Hauquier | 1997-04-08 |