Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7026108 | Method of preparing co-precipitated microcrystalline dye dispersions and layers coated therewith in materials | Jan Gilleir, Geert De Roover | 2006-04-11 |
| 6641621 | Method of preparing co-precipitated microcrystalline dye dispersions and layers coated therewith in materials | Jan Gilleir, Geert De Roover | 2003-11-04 |
| 6551769 | Silver halide photographic material comprising a permanent conductive subbing layer and a scratch-resistant backing layer | Etienne Van Thillo, Hartwig Andries | 2003-04-22 |
| 6503697 | Light-sensitive silver halide photographic material for forming direct-positive images and method for making same | Paul Callant | 2003-01-07 |
| 5691121 | Method for making negative lith images direct positive images | Jean-Marie Dewanckele, David Terrell, Hieronymus Andriessen | 1997-11-25 |
| 5498517 | Process for the preparation of a hybrid direct positive emulsion and photographic material containing such an emulsion | Ann Verbeeck | 1996-03-12 |
| 5480770 | Method for making direct-positive photographic images | Jean-Marie Dewanckele, David R. Terrell | 1996-01-02 |
| 5449595 | Method for making direct-positive photographic images | Jean-Marie Dewanckele, David R. Terrell | 1995-09-12 |