Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6280915 | Spectrally sensitized tabular grain photographic materials | Marc Van den Zegel, Jan Claes | 2001-08-28 |
| 5998087 | Photographic material containing a new hydrazide type | Johan Loccufier, Stefaan Lingier, Sabine Emmers, Pierre De Clercq, Noel Gabriel Cornelius Hosten +1 more | 1999-12-07 |
| 5858913 | Receiving element for use in thermal transfer printing | Geert Defieuw, Marcel J. Monbaliu, Wilhelmus Janssens | 1999-01-12 |
| 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 |
| 5589317 | Thermal transfer imaging process | Geert Defieuw, Wilhelmus Janssens, Herman Uytterhoeven, Bart Horsten, Jan Van den Bogaert | 1996-12-31 |
| 5569576 | Photographic materials containing polymeric compounds | Geert Vercruysse, Ralf B uscher | 1996-10-29 |
| 5547809 | Thermal transfer imaging system based on the heat transfer of a reducing agent for reducing a silver source to metallic silver | Geert Defieuw, Wilhelmus Janssens, Luc Vanmaele, Herman Uytterhoeven | 1996-08-20 |
| 5536618 | Method for making a lithographic printing plate according to the silver salt diffusion transfer process | Rene De Keyzer, Paul Callant, Marcel J. Monbaliu | 1996-07-16 |
| 5480770 | Method for making direct-positive photographic images | David R. Terrell, Kris Viaene | 1996-01-02 |
| 5455154 | Photographic recording material | Gunter Helling | 1995-10-03 |
| 5449595 | Method for making direct-positive photographic images | David R. Terrell, Kris Viaene | 1995-09-12 |
| 5439791 | Modified gelatin types and hydrophilic elements containing them | Piet Kok, Johan Loccufier, Eddy Michiels, Frank Michiels | 1995-08-08 |
| 5436119 | Method for rendering silver areas of a silver based printing plate ink acceptant while rendering the hydrophilic areas ink repellant | Franciscus Heugebaert, Gilbert Voortmans, Johan Loccufier | 1995-07-25 |
| 5413897 | Silver halide photographic material | Ludo Van Rompuy, Jos Vaes, Marcel J. Monbaliu | 1995-05-09 |
| 5362620 | Photographic material containing a mixture of silver halide emulsions | Johan Lamotte | 1994-11-08 |
| 5348836 | Silver halide photographic material | Ludo Van Rompuy | 1994-09-20 |
| 5340690 | Method for making a lithographic printing plate according to the silver salt diffusion transfer process | Rene De Keyzer, Ludo Van Rompuy, Jos Vaes | 1994-08-23 |