Inventor · disambiguated record
Rene De Keyzer
Also filed as: DE KEYZER RENE · DE KEYZER RENE M
26 granted patents·208 citations·filing 1984–2005
95Inventor score
Top patents by PatentIndex Score
26 records- 0195US7278728B2Ink-jet printing systemAGFA GRAPHICS NV·Filed 2005·Granted Oct 9, 2007·23 cites·20 claims
- 0291US5629131AImage receiving layer for use in a silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1996·Granted May 13, 1997·36 cites·11 claims
- 0389US4720447ASilver salt diffusion transfer reversal processAGFA GEVAERT NV·Filed 1986·Granted Jan 19, 1988·24 cites·9 claims
- 0481US4563410AMethod for the preparation of a planographic printing plate using NiS containing nucleiAGFA GEVAERT NV·Filed 1984·Granted Jan 7, 1986·35 cites·8 claims
- 0574US6277549B1Photosensitive silver halide element with increased photosensitivityAGFA GEVAERT·Filed 1998·Granted Aug 21, 2001·7 cites·15 claims
- 0669US5340690AMethod for making a lithographic printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1993·Granted Aug 23, 1994·7 cites·7 claims
- 0768US5283156AMethod for making a lithographic printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1992·Granted Feb 1, 1994·7 cites·7 claims
- 0868US5200294AMethod for making a lithographic printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1991·Granted Apr 6, 1993·22 cites·6 claims
- 0968US4859565ADiffusion transfer reversal processAGFA GEVAERT NV·Filed 1988·Granted Aug 22, 1989·10 cites·7 claims
- 1067US5985536APhotosensitive silver halide emulsion containing a metal carbonyl-complex as a dopantAGFA GEVAERT NV·Filed 1998·Granted Nov 16, 1999·7 cites·8 claims
- 1161US5063136AProcessing liquid for use in dtr-photography with two tonersAGFA GEVAERT NV·Filed 1990·Granted Nov 5, 1991·6 cites·17 claims
- 1251US5712076AImaging element for making an improved printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1996·Granted Jan 27, 1998·3 cites·8 claims
- 1343US6344311B1Photosensitive silver halide element with increased photosensitivityAGFA GEVAERT·Filed 2000·Granted Feb 5, 2002·0 cites·9 claims
- 1443US5308738ASilver salt diffusing transfer material with light insensitive silver salt layerAGFA GEVAERT NV·Filed 1992·Granted May 3, 1994·2 cites·6 claims
- 1542US6686313B2Thermographic recording material with improved image toneAGFA GEVAERT·Filed 2001·Granted Feb 3, 2004·0 cites·11 claims
- 1641US4859566AImage-receiving materialAGFA GEVAERT NV·Filed 1988·Granted Aug 22, 1989·3 cites·10 claims
- 1741US4686174AMethod and material for the production of continuous tone silver images by the silver complex diffusion transfer reversal processAGFA GEVAERT NV·Filed 1986·Granted Aug 11, 1987·4 cites·12 claims
- 1840US5124229AProcessing liquid with combination of toners for silver complex diffusion transfer processingAGFA GEVAERT NV·Filed 1990·Granted Jun 23, 1992·2 cites·17 claims
- 1938US5691105AMethod for making an imaging element and a printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1996·Granted Nov 25, 1997·1 cites·11 claims
- 2035US5536618AMethod for making a lithographic printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1995·Granted Jul 16, 1996·4 cites·8 claims
- 2135US5162192ALiquid for DTR-photographyAGFA GEVAERT NV·Filed 1991·Granted Nov 10, 1992·1 cites·9 claims
- 2233US5910402APhotosensitive image-forming element with increased sensitivity-fog-relationshipAGFA GEVAERT NV·Filed 1998·Granted Jun 8, 1999·0 cites·10 claims
- 2333US5612166AImaging element and method for making lithographic printing plates according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1996·Granted Mar 18, 1997·2 cites·9 claims
- 2432US5645971AMethod for making a lithographic printing plate according to the silver salt diffusion transfer processAGFA GEVAERT NV·Filed 1996·Granted Jul 8, 1997·2 cites·4 claims
- 2529US5707774AMethod for preparing physical development nuclei for use in silver salt diffusion transfer processingAGFA GEVAERT NV·Filed 1996·Granted Jan 13, 1998·0 cites·10 claims
- 2627US5340705AProcessing liquid for use in silver complex diffusion transfer processingAGFA GEVAERT NV·Filed 1993·Granted Aug 23, 1994·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Rene De Keyzer files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →