Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672461 | Storage stability of an imaging element for making a printing plate according to the silver salt diffusion transfer process | Paul Coppens, Eric Hoes, Rik VANDENBRUWAENE | 1997-09-30 |
| 4686174 | Method and material for the production of continuous tone silver images by the silver complex diffusion transfer reversal process | Rene De Keyzer, Jos Vaes | 1987-08-11 |