Patents for G03F 3 - Colour separation; Correction of tonal value (5,370)
12/1983
12/07/1983EP0095518A1 Method for tone-value-dependent colour removal in four color printing
12/07/1983EP0095514A1 Method and apparatus for the reproduction of an image with a coarser resolution than during picture scanning
12/06/1983US4419691 Method for the improved reproduction of image in reproduction technology
12/06/1983US4419690 Method and apparatus for producing a half-tone reproduction
11/1983
11/16/1983EP0093839A1 Electrophotographic imaging apparatus and method
11/10/1983WO1983003941A1 Color reproduction system
11/08/1983US4414636 Color control simulator for a picture reproducing machine
11/02/1983EP0092782A2 Overcoated photohardenable element having surface protuberances
10/1983
10/25/1983US4412225 Method for color representation using colored ink dots
10/25/1983US4411529 Color reference data base and method of preparing same
10/19/1983EP0091501A1 Four-color printing method with tone-value-dependent colour removal
10/18/1983US4411015 Method and apparatus for automatic recognition of image and text/graphics areas on a master
10/18/1983US4410909 Method for automatically determining reproduction picture color control conditions
10/18/1983CA1155551A1 Method and apparatus for automatic recognition of image and text area on a master
10/11/1983US4409614 Method for the reproduction of originals which, with respect to their color content, are scanned according to a tristimulus method
10/11/1983CA1155002A1 Multicolor printed product and method of manufacturing printing plates used for the printing thereof
10/05/1983EP0090596A1 Video retouching systems
09/1983
09/27/1983CA1154291A1 Modifying a surprint proof having a photosensitive tacky layer by exposure through a screen tint
09/27/1983CA1154290A1 Method for producing a photomechanical color image using a strippable photostencil and water-permeable, water-insoluble color media
09/21/1983EP0089174A1 A video retouching system
09/20/1983CA1154157A1 Method and a device for recorrecting standard color corrections in a color picture recording
09/06/1983US4403258 Method and device for sequentially imaging an original
09/06/1983US4403249 Apparatus for mixing image signals to obtain a printing master
08/1983
08/30/1983US4402015 Picture signal pre-processing method for a picture reproducing machine
08/30/1983US4402007 Digital masking operation method and machine
08/30/1983CA1152796A1 Method of color printing
08/23/1983US4400617 Correction circuit of a halftone dot area rate detector
08/09/1983CA1151518A1 Precision laminating press
08/02/1983US4396940 Color original evaluating method
07/1983
07/27/1983EP0084228A2 Digital color modification
07/13/1983EP0029049B1 Method and device for partial electronic retouching during the reproduction of colour images
07/12/1983US4393399 Method and apparatus for partial electronic retouching of colors
07/12/1983US4393398 Apparatus for simulating color printing process
07/05/1983US4391894 Colored photosensitive composition
06/1983
06/29/1983EP0082561A1 Method for the formation of a multicolour proof print starting from at least two colour separations and device for performing this method
06/21/1983US4389667 Flying spot scanner for use in a color printing process simulating apparatus
06/01/1983EP0080350A1 Image reproduction
06/01/1983EP0079974A1 Screen system for multicolour printing
05/1983
05/31/1983US4386267 Color isolation method
05/31/1983US4385828 Method for transferring an image from a translucent material to a photosensitized material
05/31/1983CA1147188A1 Pre-press color proofing by light exposure to photographic media
05/17/1983US4384336 Method and apparatus for lightness imaging
05/17/1983CA1146397A1 Color proofing film including an anionic surfactant formed from the reaction of p.sub.2o.sub.5 with an alkylene oxide condensation product
04/1983
04/13/1983EP0076380A2 Method and circuit for contrast enhancement
04/05/1983CA1143989A1 Single sheet color proofing system
03/1983
03/29/1983CA1143661A1 Method of and circuit arrangement for partial electronic retouching in the reproduction of colour pictures
03/15/1983CA1142994A1 Printing method and apparatus
03/08/1983US4376159 Method of preparing matte finish color-proofing surprints
03/08/1983US4376158 Applying a colored powder to a supported pressure sensitive adhesi coating exposed by removal of a developer-treated photoresist; photolithography; (printing) mechanical
03/08/1983US4375918 Color correction apparatus for a duplicate camera
02/1983
02/17/1983WO1983000569A1 Color separation method for color printing plate and device therefor
02/15/1983US4374194 Dye imbibition photohardenable imaging material and process for forming positive dye images
02/01/1983US4371260 Method for setting up highlight and shadow point density values of original pictures to a picture reproducing machine
01/1983
01/26/1983EP0070680A1 Reproduction of coloured images
01/18/1983US4368587 Method of making color separation plates used as a proof and a positive for making offset printing plates photographically
12/1982
12/28/1982US4366223 Process of forming permanent optical lamination of color proofs
12/28/1982CA1138521A1 Method and apparatus for digitally controlling the formation of colour images
12/14/1982US4364084 Color correction monitoring system
12/07/1982US4362383 Method and an apparatus for color compensation exposure
12/01/1982EP0065760A2 Photoimaging process
11/1982
11/24/1982EP0065242A1 Light pick-up device
11/17/1982EP0064736A1 Light pick-up device
10/1982
10/27/1982EP0063286A2 Method and apparatus for correcting video signals in colour printing simulation
10/26/1982US4356253 Photoimaging process for forming multicolor images
10/26/1982US4356252 Polymeric binder, photoinitiator, acetal, plasticizing, polymeric anhydride
10/26/1982US4356251 Multilayer photosensitive element with solvent-soluble layer
10/26/1982US4355888 Means and a method for color separation and for reproduction
10/19/1982US4355095 Method for producing a photomechanical color image using a strippable photostencil and water-permeable, water-insoluble color media
09/1982
09/21/1982US4350555 Precision laminating press
09/15/1982EP0059951A2 Method of reproducing four colours polychrome copies with colour removal
09/15/1982EP0059705A1 Method and circuit for partial correction of the drawing during the colour image reproduction.
09/14/1982US4349835 Color printing process simulator
09/14/1982US4349279 Method for the color evaluation of pattern models of fabric, _decoration or packaging printing, and a color evaluation device
08/1982
08/31/1982US4347300 Imaging peel apart element employing two photohardenable layers
08/24/1982US4346402 Image-reproduction apparatus
08/24/1982US4346162 Negative tonable photosensitive reproduction elements
08/24/1982CA1130131A1 Process for makin color separation positives and negatives for use in multi-color printing
07/1982
07/27/1982US4342046 Contact screen for making color separation halftone blocks
07/14/1982EP0055939A1 Previewing apparatus of flats
07/13/1982US4339525 Color proofing system using dot-etchable photopolymerizable elements
07/13/1982CA1127754A1 Signal processing apparatus
07/06/1982US4338636 Method for reproducing pictures from original pictures depending on the desired layout
06/1982
06/23/1982EP0054313A2 Colour image duplicating device and method
06/18/1982EP0035028A4 Single sheet color proofing diazo oxide system.
06/15/1982US4335407 Sharpness emphasizing method and machine used in a picture reproducing machine
06/15/1982US4335398 Digital color control method and machine
06/08/1982US4334240 Interpolation methods and apparatus
06/08/1982US4334009 Particles
05/1982
05/27/1982WO1982001774A1 Method of color printing
05/11/1982US4329420 Process of preparing pre-press proofs using pressure sensitive adhesive backings
05/04/1982US4328515 Method and a device for recorrecting standard color corrections in a color picture recording
04/1982
04/20/1982US4325631 Method of color printing
04/14/1982EP0049504A1 Improved aqueous developable photopolymerizable elements
04/13/1982US4324179 Method of proof-printing in gravure printing
04/01/1982WO1982001085A1 Bilayer photosensitive imaging article
03/1982
03/31/1982EP0048478A1 Process for modifying tacky surfaces
03/24/1982EP0048160A1 Photosensitive recording material, and method of half-tone etching
03/23/1982US4321321 Method of producing color separation negatives using contrast reducing filter
03/23/1982US4321320 Process for surface improvement of surprint proof involves exposure thru halftone screen tint
03/18/1982WO1982000903A1 Process and circuit for the partial electronic correction in colour image reproduction
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