| Patents for G03F 3 - Colour separation; Correction of tonal value (5,370) |
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| 08/15/1989 | US4857955 Electronic printer apparatus with intelligent accent color |
| 07/27/1989 | DE3800768A1 Verfahren zum ausbilden eines bildes und bildausbildungsmaterial A method of forming a diagram and image training material |
| 07/26/1989 | EP0325150A2 Process for the production of multicolour images |
| 07/19/1989 | EP0324192A1 Gloss controlling process |
| 07/18/1989 | US4849822 Method and apparatus for electronic page combination for reproduction technology |
| 07/18/1989 | US4849322 Binder of acrylic acid-ethyl acrylate-methyl methacrylate terpolymer containing epoxy acrylate monomer and plasticized with second acrylate monomer |
| 07/18/1989 | US4849314 Photopolymerization |
| 07/11/1989 | US4847689 Method of and apparatus for tint generation and color separation over closed regioons of an image including generation of run-length color data |
| 07/05/1989 | EP0323191A2 Image-forming material |
| 07/05/1989 | EP0322879A2 An image processor having a density indicator |
| 07/05/1989 | EP0322680A2 Method of and apparatus for correcting color pattern in multicolor process |
| 07/04/1989 | US4845551 Method for correcting color photographic image data on the basis of calibration data read from a reference film |
| 07/04/1989 | US4845550 Method and apparatus for processing picture image signals |
| 07/04/1989 | US4844288 Reproduction picture sharpness emphasizing method and apparatus |
| 06/27/1989 | US4842950 Overlay proofing film |
| 06/21/1989 | EP0320900A2 Process for preparing negative images on a positive-type tonable photosensitive element |
| 06/20/1989 | US4841362 Apparatus for generating positive or negative image output signals from either positive or negative originals |
| 06/20/1989 | CA1255956A1 Presensitized color-proofing sheet |
| 06/14/1989 | EP0319975A2 Method of and apparatus for recording a halftone dot color image on a color photosensitive material |
| 06/14/1989 | EP0319802A2 Obtaining a monochromatic image from a colour original |
| 06/13/1989 | US4839721 Method of and apparatus for transforming color image data on the basis of an isotropic and uniform colorimetric space |
| 06/07/1989 | EP0319098A2 Electrostatic proofing of negative color separations |
| 06/07/1989 | CN1004449B Method and device for carrying out eletronic page assembly in duplication technique |
| 06/06/1989 | CA1255143A1 Exposure latitude improvement in printing proofs |
| 05/18/1989 | DE3738014A1 Method of generating coloured images on a carrier surface |
| 05/10/1989 | EP0315120A2 Photohardenable electrostatic master having improved backtransfer and charge decay |
| 05/10/1989 | EP0315116A2 Photohardenable electrostatic master containing electron acceptor or donor |
| 05/02/1989 | US4827335 Color image reading apparatus with two color separation filters each having two filter elements |
| 04/27/1989 | DE3733874A1 Druckformherstellung mittels auswaschbarem bildtraeger Platemaking using washable bildtraeger |
| 04/25/1989 | US4824770 Continuous tone color imaging using laser or light emitting diode sources |
| 04/25/1989 | CA1253024A1 Positive, laminable proofing construction |
| 04/20/1989 | WO1989003545A1 Production of formes using washable image carriers |
| 04/12/1989 | EP0310891A1 Color scanner having monitoring apparatus capable of displaying a plurality of originals in parallel |
| 04/06/1989 | WO1989003065A1 Electronic reproduction apparatus with highlighting color |
| 04/04/1989 | US4818663 Photographic materials and color proofing system |
| 04/04/1989 | US4818660 Photohardenable electrostatic master having improved backtransfer and charge decay |
| 03/29/1989 | EP0309224A1 Reproduction of coloured images |
| 03/29/1989 | EP0308858A2 Method of correcting color image data for obtaining proof image |
| 03/28/1989 | US4816903 Film checking apparatus |
| 03/28/1989 | US4816378 Imaging system |
| 03/21/1989 | US4814827 Photographic color proofing apparatus |
| 03/15/1989 | EP0306565A1 Process for dot-size correction of halftone images |
| 03/14/1989 | CA1251084A1 Tanning development in low silver photoimaging |
| 03/08/1989 | EP0305599A1 Halftone image production |
| 03/07/1989 | CA1250780A1 Process for preparing surprint proof on a pearlescent support |
| 03/02/1989 | DE3727993A1 Process for the production of printing plates |
| 02/28/1989 | US4808508 Negative working color proofing process comprising diazo compound and polyvinyl acetal/polyvinyl alcohol/polyvinyl acetate resin |
| 02/28/1989 | CA1250481A1 Process for preparing surprint proof on an improved support |
| 02/21/1989 | US4807020 Image reproducing system having multiple processing levels |
| 02/21/1989 | US4806451 Mixing fine powder or dissolved dye with polymer, coating on support, and drying |
| 02/15/1989 | EP0303474A2 Color image processing apparatus |
| 02/15/1989 | EP0303266A2 Dry nonelectroscopic toners surface coated with organo functional substituted fluorocarbon compounds |
| 02/07/1989 | US4803523 Means and method for color separation and for reproduction |
| 02/01/1989 | EP0301506A2 Calibrating an image scanning and reading apparatus |
| 01/24/1989 | CA1249160A1 Photographic camera with electronic image enhancement |
| 01/04/1989 | CN1030147A Method of plate making and printing for synthesizing colored stereapicture |
| 01/03/1989 | CA1247932A1 Image transfer apparatus and method |
| 12/28/1988 | EP0296168A1 Electrophotographic color proofing apparatus and method. |
| 12/28/1988 | CA1247442A Sequential automatic registration and imagewise exposure of a sheet substrate |
| 12/27/1988 | US4794382 Image retouching |
| 12/14/1988 | EP0294665A2 Process for the production of a colour image |
| 11/23/1988 | EP0291537A1 Colored image-forming material and process for forming colored image |
| 11/15/1988 | US4785347 Method for emphasizing sharpness of a picture image by forming and processing sharp and unsharp signals from a picture image signal |
| 11/10/1988 | DE3813322A1 Colour image recording material, and the use thereof |
| 11/08/1988 | US4783390 Multicolor diazo image-forming material |
| 11/08/1988 | US4783385 Dry dot etching; exposure behind halftone positive and negative of color separation set and diffusion sheets |
| 10/19/1988 | EP0286919A2 Process for the production and transfer of a multicolour image |
| 10/05/1988 | EP0285039A2 Lower gloss protective covering |
| 10/04/1988 | US4775886 Apparatus for performing a plurality of editing processes according to a predetermined order of priority while recording a composite image |
| 09/27/1988 | US4774567 Reproduction of colored images including overprinting for reproduction of bright colors |
| 09/27/1988 | US4774165 Method for direct making of lithographic printing plates |
| 09/22/1988 | WO1988007305A1 Process and apparatus for white balance |
| 09/22/1988 | WO1988007223A1 Process and means for performing print processes using copying technology |
| 09/20/1988 | US4772533 Positive working naphthoquinone diazide color proofing element with polyvinyl acetate adhesive layer |
| 09/14/1988 | EP0281659A1 Method and apparatus for white-level adjustment |
| 09/07/1988 | EP0281031A2 Compressible temporary support for transfer layer |
| 08/31/1988 | EP0280267A2 Halftone dot image recording apparatus employing high density screen pattern signal |
| 08/30/1988 | CA1241277A1 Digital color-image transformation |
| 08/23/1988 | US4766053 Method for forming an image |
| 08/09/1988 | CA1240204A1 Colour reproduction process |
| 08/03/1988 | EP0277038A2 Multi-color transfer image forming method |
| 07/28/1988 | DE3701222A1 Scanning method and scanning device for carrying out the method |
| 07/12/1988 | US4756991 Fluorescent toners surface coated with polymeric quaternary ammonium compound and slip agent |
| 07/05/1988 | US4755451 Developer for color proofing film with an alkyl glycol derivative of cyclohexane |
| 07/05/1988 | US4755450 Spectral sensitizing dyes in photopolymerizable systems |
| 07/05/1988 | CA1238939A1 Apparatus for producing an electrophotographic print |
| 06/29/1988 | EP0272468A2 Print checking bars |
| 06/21/1988 | US4752822 Color halftone image processing apparatus producing various screen angles and having an adaptive color image data conversion look-up table and a small-capacity masking memory |
| 06/14/1988 | US4751569 Recording beam control for color image reproduction |
| 06/14/1988 | US4751166 Lamination, exposure substrate with photosensitive and adhesive layers |
| 06/02/1988 | WO1988004068A1 Colored image-forming material and process for forming colored image |
| 05/31/1988 | US4748102 Photoimaging process using water removable coatings |
| 05/31/1988 | US4748101 Overlay proofing film |
| 05/24/1988 | US4746595 Polyurea or polybiuret |
| 05/17/1988 | US4745466 Digital color image processing apparatus with color masking processing unit addressed by a plurality of multi-bit color component signals using various combinations of the bits of the signals |
| 05/17/1988 | US4745465 Digital color image processing method employing histogram normalization for tone and color reproduction |
| 04/27/1988 | EP0264405A1 Process and device for electronic page assembly for use in reproduction. |
| 04/20/1988 | EP0264319A1 Method for obtaining degraded impressions in printing |
| 04/06/1988 | EP0262793A2 Color image reading apparatus |
| 04/05/1988 | US4736253 Method and apparatus for producing a halftone dot by selectively comparing image signals with highlight and shadow reference values or with halftone dot sub-cell reference values |