Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691121 | Method for making negative lith images direct positive images | David Terrell, Hieronymus Andriessen, Kris Viaene | 1997-11-25 |
| 5665515 | Method for obtaining a printing plate according to the silver salt diffusion transfer process | Lode Erik Dries Deprez, Marcel J. Monbaliu | 1997-09-09 |
| 5645971 | Method for making a lithographic printing plate according to the silver salt diffusion transfer process | Ludo Van Rompuy, Rene De Keyzer, Marcel J. Monbaliu, Jos Vaes | 1997-07-08 |
| 5632930 | Class of stabilizing compounds for phosphor screens | Paul Leblans, Paul Lardon | 1997-05-27 |
| 5631125 | Photographic useful group releasing system | Johan Loccufier, Pierre De Clercq, Dirk Van Haver, Noel Gabriel Cornelius Hosten | 1997-05-20 |
| 5630963 | Class of stabilizing compounds for phosphor screens | Paul Leblans, Paul Lardon | 1997-05-20 |
| 5627008 | Thermal transfer printing process using a mixture of reducing agents for image-wise reducing a silver source | Geert Defieuw, Wilhelmus Janssens | 1997-05-06 |
| 5622803 | Negatively charged toner for use in electrostatography | Serge Tavernier, Werner Jozef Johan Op de Beeck, Peter Van Rompuy | 1997-04-22 |
| 5599647 | New toning agents for thermographic and photothermographic materials and process | Geert Defieuw, Marcel J. Monbaliu | 1997-02-04 |