| 5380619 |
Polymeric phosphonium mordant and photographic element containing the same |
Daniel, M. Timmerman, Wilhelmus Janssens |
1995-01-10 |
| 4855211 |
Polymeric phosphonium mordant and photographic element containing the same |
Wilhelmus Janssens, Daniel M. Timmerman |
1989-08-08 |
| 4820608 |
Dye diffusion transfer imaging process and image receptor used therein |
Daniel M. Timmerman, Antonius A. Rutges, Eddy Michiels, Luc Vanmaele, Piet Kok |
1989-04-11 |
| 4496645 |
Process for the production of a photographic color image by image-wise dye diffusion transfer |
Wilhelmus Janssens |
1985-01-29 |
| 4396699 |
Process for the production of a multicolor image by image-wise dye diffusion transfer |
Wilhelmus Janssens |
1983-08-02 |
| 4353975 |
Dye-diffusion transfer process |
Wilhelmus Janssens |
1982-10-12 |
| 4288522 |
Non-photosensitive receptor material suited for producing black-and-white silver images and dye images and a process for the production of such images therewith |
Frans Carael, Wilhelmus Janssens |
1981-09-08 |
| 4269924 |
Photographic material suited for the production of multicolor images by means of diffusion transfer of complexed silver halide |
Wilhelmus Janssens, Alphonse Somers |
1981-05-26 |