Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270951 | Substantially thermographic recording materials with improved stability | Yvan Gilliams, Geert Defieuw, Yvan Hoogmartens | 2001-08-07 |
| 6218094 | Light-sensitive silver halide material providing improved surface characteristics after processing | Marc den Zegel, Hubert Vandenabeele, Frank Louwet | 2001-04-17 |
| 6080536 | Method of preparing (100) tabular grains rich in silver bromide | Kathy Elst, Gunter Helling | 2000-06-27 |
| 6051530 | Outermost layers for use in thermographic recording materials | Geert Defieuw, Rafael P. Samijn, Ivan Steels | 2000-04-18 |
| 5536817 | Type of modified gelatin and its use in a DTR material | Piet Kok, Johan Loccufier, Frank Michiels, Ludo Van Rompuy | 1996-07-16 |
| 5512413 | Imaging element for making a lithographic printing plate according to the silver salt diffusion transfer process | Lode Erik Dries Deprez | 1996-04-30 |
| 5474885 | Type of modified gelatin and its use in a DTR material | Piet Kok, Johan Loccufier, Frank Michiels, Ludo Van Rompuy | 1995-12-12 |
| 5439791 | Modified gelatin types and hydrophilic elements containing them | Piet Kok, Jean-Marie Dewanckele, Johan Loccufier, Frank Michiels | 1995-08-08 |
| 5423990 | Method for the purification of waste water containing silver | Frank Michiels, Dmitry A. Topchiev, Gennady Grigoryevich KARDASH | 1995-06-13 |
| 5162180 | Xeroprinting process using reversal development process | Luc Leenders, Robert Van Haute, Serge Tavernier, Robert Janssens, Andre Verhecken | 1992-11-10 |
| 4820608 | Dye diffusion transfer imaging process and image receptor used therein | Daniel A. Claeys, Daniel M. Timmerman, Antonius A. Rutges, Luc Vanmaele, Piet Kok | 1989-04-11 |