Inventor · disambiguated record
Walter F. De Winter
Also filed as: DE CAT ARTHUR H · DE WINTER WALTER · DE WINTER WALTER F · DE WINTER WALTER FRANS
31 granted patents·551 citations·filing 1972–1988
97Inventor score
Top patents by PatentIndex Score
31 records- 0194US4255513APhotopolymerizable recording materialsAGFA GEVAERT NV·Filed 1979·Granted Mar 10, 1981·80 cites·13 claims
- 0291US4266044ANovel polymeric mordanting agents for anionic compoundsAGFA GEVAERT NV·Filed 1978·Granted May 5, 1981·33 cites·5 claims
- 0391US4202697AProduction of etch-resist colloid and material suitable thereforAGFA GEVAERT NV·Filed 1978·Granted May 13, 1980·53 cites·13 claims
- 0490US4047957AProcess of hardening protein-containing photographic layers with a mixture of a carboxyl group-activating, low molecular weight compound and a carboxyl group-activating polymerAGFA GEVAERT NV·Filed 1976·Granted Sep 13, 1977·23 cites·11 claims
- 0588US4022622ADispersing polymeric particles in aqueous medium for coating silver halide emulsion layersAGFA GEVAERT NV·Filed 1976·Granted May 10, 1977·24 cites·11 claims
- 0684US4478907AAqueous copolyester dispersions suited for the subbing of polyester filmAGFA GEVAERT NV·Filed 1982·Granted Oct 23, 1984·33 cites·11 claims
- 0782US4663265ALiquid electrophoretic developer compositionAGFA GEVAERT NV·Filed 1986·Granted May 5, 1987·24 cites·11 claims
- 0882US4639403AElectrostatographic suspension developer and a process for its preparation comprising quaternary ionic copolymer for positive toner chargeAGFA GEVAERT AG·Filed 1985·Granted Jan 27, 1987·26 cites·7 claims
- 0981US4245036AEmulsifier-free latexes and photographic light-sensitive elements containing themAGFA GEVAERT NV·Filed 1979·Granted Jan 13, 1981·16 cites·3 claims
- 1080US4033770AProduction of adhesive transfers by diffusion transferAGFA GEVAERT NV·Filed 1975·Granted Jul 5, 1977·17 cites·23 claims
- 1179US4259429AProtection of toner imagesAGFA GEVAERT NV·Filed 1979·Granted Mar 31, 1981·18 cites·15 claims
- 1278US4564574ALiquid developer for development of electrostatic imagesAGFA GEVAERT NV·Filed 1984·Granted Jan 14, 1986·32 cites·14 claims
- 1377US4606989ALiquid developer for development of electrostatic imagesAGFA GEVAERT NV·Filed 1985·Granted Aug 19, 1986·20 cites·8 claims
- 1475US4525446ALiquid developer for development of electrostatic images comprising onium salt polymer and an anionAGFA GEVAERT NV·Filed 1983·Granted Jun 25, 1985·18 cites·13 claims
- 1571US4241159AElectrophotographic liquid developer comprising acrylic or methacrylic acid ester of hydrogenated abietyl alcohol polymerAGFA GEVAERT NV·Filed 1977·Granted Dec 23, 1980·13 cites·11 claims
- 1671US3941727AHydrophilic aqueous coating composition containing aqueous binder solution and select homogeneous aqueous dispersion of polymer particlesAGFA GEVAERT NV·Filed 1973·Granted Mar 2, 1976·18 cites·11 claims
- 1770US4340664ACopolymer latex and photographic silver halide materials containing such latexAGFA GEVAERT NV·Filed 1980·Granted Jul 20, 1982·26 cites·10 claims
- 1867US4522908ALiquid electrophoretic developerAGFA GEVAERT NV·Filed 1984·Granted Jun 11, 1985·13 cites·12 claims
- 1964US4130670AProcess for fixing toner imagesAGFA GEVAERT NV·Filed 1976·Granted Dec 19, 1978·11 cites·15 claims
- 2061US5093445ABead polymers containing fluorineAGFA GEVAERT AG·Filed 1988·Granted Mar 3, 1992·7 cites·4 claims
- 2160US4039463AElectrostatographic developers comprising a carrier bead coated with a copolymer of N-vinylcarbazole and trialkoxyvinylsilane and/or triacetoxyvinylsilaneAGFA GEVAERT NV·Filed 1975·Granted Aug 2, 1977·9 cites·8 claims
- 2258US4639404ALiquid developer for development of electrostatic imagesAGFA GEVAERT NV·Filed 1985·Granted Jan 27, 1987·10 cites·10 claims
- 2350US4075023APolymerizable unsaturated oxazolidines and tetrahydro-1,3-oxazines and polymers thereofAGFA GEVAERT NV·Filed 1972·Granted Feb 21, 1978·3 cites·4 claims
- 2442US4123374AElectrophoretic developmentAGFA GEVAERT NV·Filed 1977·Granted Oct 31, 1978·4 cites·12 claims
- 2541US3969283ARecording materialAGFA GEVAERT NV·Filed 1975·Granted Jul 13, 1976·5 cites·1 claims
- 2640US3986877ADevelopment promoting compounds for silver halide photographyAGFA GEVAERT NV·Filed 1974·Granted Oct 19, 1976·4 cites·9 claims
- 2738US3950169AElectrophotographic element with polymeric conductive layerAGFA GEVAERT NV·Filed 1975·Granted Apr 13, 1976·4 cites·4 claims
- 2835US4631243AElectrostatographic suspension developer and a process for the production thereofAGFA GEVAERT AG·Filed 1985·Granted Dec 23, 1986·3 cites·12 claims
- 2933US4139768AImaging chamber with electrode structureAGFA GEVAERT NV·Filed 1977·Granted Feb 13, 1979·2 cites·11 claims
- 3033US3993850ARecording materialAGFA GEVAERT NV·Filed 1975·Granted Nov 23, 1976·2 cites·4 claims
- 3126US4215196APhotographic elements in which gelatin silver halide layers contain polymers with semicarbazone or alkoxy carbonyl hydrazone groupsAGFA GEVAERT NV·Filed 1977·Granted Jul 29, 1980·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →