| Patents for G03F 3 - Colour separation; Correction of tonal value (5,370) |
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| 03/31/1988 | DE3730881A1 Verfahren zur herstellung eines farbbilds A process for producing a color image |
| 03/29/1988 | US4734763 Apparatus for generating positive or negative image output signals from either positive or negative originals |
| 03/29/1988 | US4734356 Photopolymerizable layer of epoxy acrylate monomer; acrylate terpolymer binder crosslinked with zinc ions |
| 03/23/1988 | EP0260891A1 reproduction of coloured images |
| 03/09/1988 | EP0258673A2 Method of and apparatus for processing an image according to a correction level |
| 03/08/1988 | US4730219 Image scanning and recording method |
| 02/24/1988 | CN87104040A Method and device for carrying out electronic page assembly in duplication technique |
| 02/16/1988 | US4725966 Image modification |
| 02/03/1988 | EP0255032A2 Process for the production of multicolor proofs using precolored toning films |
| 01/28/1988 | EP0214236A4 Method of forming a pressure sensitive image transfer sheet and the product thereof. |
| 01/26/1988 | US4721951 Method and apparatus for color selection and production |
| 01/12/1988 | US4719506 Method for predictably determining halftone dot sizes when altering color in a color separation process prior to scanning |
| 01/12/1988 | US4719169 Applying antiblocking layer to release surface, then thermoplastic adhesive then peeling away temporary support |
| 01/07/1988 | DE3720728A1 Photosensitive transfer material |
| 01/05/1988 | US4717954 Method and apparatus using a conversion table based on pre-printed color charts for determining half-tone dot percents required to reproduce the color of a color specimen |
| 12/29/1987 | US4716095 Pretreatment with acid |
| 12/15/1987 | US4713684 Image processing apparatus for discriminating and processing different formats of color image signals |
| 12/10/1987 | DE3618972A1 Drive device for photomechanical modification systems, in particular outlining instruments |
| 12/02/1987 | EP0247742A1 Image reproduction |
| 12/01/1987 | US4710447 Sealing, matting, removing undeveloped, ink with water spray; multicolor |
| 12/01/1987 | US4710445 Resist imageable photopolymerizable compositions |
| 12/01/1987 | US4710444 Process for the formation of linework or halftone multicolor colloid patterns |
| 11/24/1987 | US4708459 Electrophotographic color proofing apparatus and method |
| 11/10/1987 | US4705745 Photographic materials and color proofing system |
| 11/05/1987 | WO1987006789A1 Process and device for electronic page assembly for use in reproduction |
| 11/04/1987 | EP0244241A2 Photographic masks for tonal correction |
| 11/04/1987 | EP0243936A2 Photopolymer color-proofing films with improved white light stability |
| 11/04/1987 | EP0243933A2 Photohardenable mixture |
| 11/04/1987 | EP0243932A2 Improved positive-working color proofing film and process |
| 10/28/1987 | EP0243159A2 Photopolymerizable compositions |
| 10/28/1987 | EP0243158A2 Subbed supports for imaging materials |
| 10/28/1987 | EP0242655A2 Colour-proofing sheet and production process |
| 10/27/1987 | US4702588 Apparatus for producing an electrophotographic print |
| 10/21/1987 | EP0242186A2 Photographic materials and colour proofing system |
| 10/21/1987 | EP0242185A2 Continuous tone colour imaging using laser or light emitting diode sources |
| 10/21/1987 | EP0242184A2 Imaging system |
| 10/20/1987 | US4701790 Method and apparatus for color separation in an image reproduction scanner |
| 10/20/1987 | US4701401 Exposure to multicolor light, development of silver halide emulsion colloid and another colored colloid and hardening |
| 10/13/1987 | US4700235 Method and apparatus for producing half-tone printing forms with rotated screens on the basis of randomly selected screen threshold values |
| 10/08/1987 | WO1987006089A1 Digital color image processing method employing histogram normalization for tone and color reproduction |
| 09/30/1987 | EP0238976A2 Method of tint generation and apparatus therefor |
| 09/24/1987 | WO1987005719A1 Electrophotographic color proofing apparatus and method |
| 09/16/1987 | EP0236783A1 Color profing method and article |
| 09/08/1987 | US4692796 Method for manufacturing electric masks using a color scanner and an apparatus for use therein |
| 08/19/1987 | EP0232512A2 Encapsulated pigment in silver halide wash-off film |
| 08/18/1987 | US4687334 Method for adjusting density of color picture in color picture output device |
| 08/11/1987 | US4686163 Photoconductive layer on electroconductive substrate capable of transmission of actinic radiation |
| 08/05/1987 | EP0231112A2 Imageable material and process |
| 08/04/1987 | US4684979 System for allocating images onto photosensitive materials utilizing flags |
| 08/04/1987 | US4684978 Correction method of color-separated signals |
| 08/04/1987 | CA1225149A1 Method and circuit arrangement for simulating a multi- colored reproduction on a color monitor |
| 07/28/1987 | US4683500 Method for reproducing picture image |
| 07/28/1987 | US4683492 Method and apparatus for recording a full-color image with a plurality of colorants on the basis of a set of area factors for the colorants selected from a plurality of sets of area factors calculated from a plurality of sets of equations |
| 07/21/1987 | CA1224421A1 Improved method and apparatus for producing half-tone printing forms with rotated screens |
| 07/15/1987 | EP0228824A1 Image reproduction |
| 07/14/1987 | US4680642 Picture scanning and recording method with selection between two differently processed signals |
| 07/08/1987 | EP0228175A2 Presensitized color-proofing sheet |
| 07/07/1987 | US4679095 Method and apparatus of scanning and recording image |
| 06/16/1987 | CA1223058A1 Method and apparatus for the production of color images |
| 06/02/1987 | US4670780 Method of matching hardcopy colors to video display colors in which unreachable video display colors are converted into reachable hardcopy colors in a mixture-single-white (MSW) color space |
| 05/27/1987 | EP0223206A2 Method for reducing color cross-contamination during re-imaging of phototackifiable materials |
| 05/26/1987 | US4668980 Video retouching systems |
| 05/26/1987 | US4668979 Production of color separations for single color printing in which separation hues and colors are optimally defined with respect to hue, color separation, and luminance |
| 05/26/1987 | US4668078 Means and method for color separation and for reproduction |
| 05/26/1987 | CA1222160A1 Modified color removal dependent on tone |
| 05/19/1987 | US4666817 Presensitized diazo color-proofing sheet with particular sized pigments |
| 04/29/1987 | EP0219560A1 Process for producing pre-press color proofs |
| 04/22/1987 | EP0219200A2 Control of intaglio printing |
| 04/21/1987 | US4659927 Image transfer apparatus and method |
| 04/21/1987 | US4659642 Positive working naphthoquinone diazide color proofing transfer process |
| 04/15/1987 | EP0217792A1 Exposure latitude improvements in printing proofs. |
| 04/14/1987 | US4657831 Improve fidelity of lithographic proofs made by electrophoto graphy using plastic sheet laminated over toner dot pattern; optics |
| 04/07/1987 | US4656526 Plane color image scanning and reading method |
| 04/07/1987 | US4656505 Method for color correction for multi-color printing plate pictures |
| 04/07/1987 | US4656114 Presensitized color-proofing diazo resin sheet with acrylic thermal adhesive layer |
| 04/01/1987 | EP0216305A2 Film checking apparatus |
| 03/18/1987 | EP0214236A1 Method of forming a pressure sensitive image transfer sheet and the product thereof. |
| 03/17/1987 | US4651199 Method for detecting blank frames in a photographic color printer |
| 03/17/1987 | US4651198 Color image reproducing apparatus with sheet feeding device for recirculating a sheet on which dots of different colors are sequentially recorded |
| 03/17/1987 | US4650738 Negative working diazo color proofing method |
| 03/10/1987 | US4649422 Method of and arrangement for determining the sharpness of originals for reproduction |
| 03/03/1987 | US4648051 Color imaging process |
| 03/03/1987 | US4647981 Automatic white level control for a RIS |
| 03/03/1987 | US4647963 Color enhancement |
| 02/17/1987 | US4643563 Color image data processing method |
| 02/10/1987 | US4642684 Method and apparatus for detecting and printing color photographic images of scenes exposed with narrow band illuminant |
| 02/10/1987 | US4642683 Digital image processing method for images with bimodal tone value distribution |
| 02/10/1987 | US4642681 Color image processing apparatus for generating color output signals and a black output signal in a mutually exclusive manner |
| 02/10/1987 | US4642680 Method and system for processing image data stored in RGB form |
| 02/04/1987 | EP0210541A2 Overlay-process colour-proofing foil |
| 02/03/1987 | US4640878 Method of forming a pressure sensitive image transfer sheet and the product thereof |
| 01/29/1987 | DE3526133A1 Method for producing colour pictures |
| 01/27/1987 | US4639770 Method and circuit arrangement for simulating a multi-colored reproduction on a color monitor |
| 01/21/1987 | EP0209105A2 Method of changing the density of image on simple color proof and a mask used therefor |
| 01/13/1987 | US4636845 Digital image processing method for over and under exposed photographic images |
| 01/13/1987 | US4636844 Method of processing a color image signal |
| 01/06/1987 | US4635131 Method of and apparatus for producing halftone dot film of gradated density distribution |
| 01/06/1987 | US4634658 Curtailed increase in equivalent dot areas of halftone dot images |
| 01/06/1987 | US4634652 Overlay light-sensitive proofing film with transparent aluminum oxide and transparent magnesium fluoride layers therein |
| 12/30/1986 | US4633301 Method and apparatus with white balancing correction for separating a color signal and its complement |