Patents for G03F 3 - Colour separation; Correction of tonal value (5,370)
03/1994
03/02/1994EP0585062A1 Silver halide color photographic-light sensitive material and the image-forming process thereof
03/02/1994EP0584406A1 Trans-laminating process
02/1994
02/23/1994EP0584019A2 Color matching with digital electronic files
02/22/1994US5288570 Composite black and white substrate for color proofing films
02/15/1994US5287122 System and method of selecting the reproducible colors in a discrete reproduction system
02/15/1994US5286604 Single layer dry processible photothermal-sensitive element
02/15/1994US5286597 Photosensitive transfer material
02/10/1994DE4225508A1 Electronic reproduction colour contrast increasing circuit - corrects colour signals exceeding threshold to threshold value and varies other signals to maintain constant colour relationship
02/09/1994EP0582001A1 Heat mode recording material and method for obtaining color images
02/08/1994US5285267 Circuit for color separation and contour correction
02/02/1994EP0581415A2 Electronic high-fidelity screenless conversion system and method using a separable filter
02/02/1994CN1081516A Method for separating image material from its background
02/01/1994US5283154 Random screen waterless printing process
01/1994
01/30/1994CA2086624A1 Electronic high-fidelity screenless conversion system and method using a separable filter
01/26/1994EP0580121A2 Photosensitive polyfunctional aromatic diazo compounds and photosensitive compositions using the same
01/19/1994EP0579186A1 Image forming apparatus
01/18/1994US5280307 Selectively wound material for a laser thermal printer
01/12/1994EP0578203A1 Method and apparatus for forming image data metrics from cascaded photographic imaging systems
01/11/1994US5278678 Color table display for interpolated color and anti-aliasing
01/11/1994US5278576 Intermediate receiver opaque support
01/11/1994US5278023 Propellant-containing thermal transfer donor elements
01/04/1994US5276511 Method of and apparatus for processing image by setting up image processing conditions on the basis of finishing information
01/04/1994US5276464 Method and apparatus for loading and unloading superposed sheets on a vacuum drum
01/04/1994US5275918 Ultraviolet curable heat activatable transfer toners
01/04/1994US5275912 Dual laminate process for thermal color proofing
12/1993
12/28/1993US5273855 Photosensitive layer of a water-soluble component made insoluble by actinic radiation, a resin emulsion having a glass transition temperature of-20 to 40 degrees C. and colorant
12/28/1993CA1325549C Photographic materials and colour proofing system
12/22/1993EP0574905A2 Method and apparatus for forming color images
12/22/1993EP0574546A1 Peel-apart photosensitive element
12/16/1993DE4306047A1 Colour electrophotographic material esp. for making colour proof - with photoconducting layer contg. ordered copolymer, polymer with polar and cyclic anhydride gps. and curable polymer for good image transfer
12/14/1993US5270734 Thermal imaging apparatus
12/14/1993US5270733 Material transport that selectively contacts different materials
12/14/1993US5270147 Stripping film material
12/08/1993EP0573069A1 Method and apparatus for calibrating a colour scanner
12/08/1993EP0573013A2 Dual laminate process for thermal color proofing
12/07/1993US5268708 Laser thermal printer with an automatic material supply
12/02/1993DE4317378A1 Photocopying material with photo-oxidant and leuco dyestuff - which is 6-amino-2-di:phenyl-amino-9-phenyl-xanthene cpd. in microcapsules and reducing agent, giving stable dense black image and min. fog
11/1993
11/30/1993US5267049 Image quality adjusting apparatus provided for copying machine
11/30/1993CA1324803C Printing method and printed product
11/24/1993EP0570815A2 Method for producing a multicoloured image and photosensitive material for implementing this method
11/23/1993US5264867 Method and apparatus for selectively sorting image-bearing sheets from scrap sheets
11/23/1993US5264320 Mixture of dyes for black dye donor thermal color proofing
11/19/1993CA2096216A1 Process for the production of a multicolored image, and photosensitive material for carrying out this process
11/09/1993US5260714 Method of removing air from between superposed sheets
11/04/1993DE4309878A1 Image gradation analysis and correction using image segment histograms
11/02/1993US5258261 With water insoluble polymeic particles
11/02/1993US5258247 Photoimaged article having a colored image protected by a transparent, flexible nonself supporting layer containing a thermoplastic, antiblocking resin
10/1993
10/28/1993WO1993021564A1 Image transfer apparatus
10/28/1993DE4316825A1 Colour-alteration monitoring strip for photopolymer printing plates - has flat sections inserted between and behind lines and grid points too small to print
10/28/1993DE4310727A1 Analysis of colour graphics for reproduction - transforming inputs into values that can be modified by user input from terminal with output to printer and monitor
10/28/1993CA2111202A1 Image transfer apparatus
10/27/1993EP0566915A1 Sharpness processing apparatus
10/26/1993US5257038 Focusing laser diode mount on a write head
10/26/1993US5256506 Support, coating comprising release agent, contrast agent, laser absorber, sensitizer
10/26/1993CA1323653C Electrostatic proofing of negative color separations
10/21/1993DE4309879A1 Analysis of image boundaries in scanning of colour images - determines frequency distribution of brightness values to generate maximum and minimum brightness limits
10/21/1993DE4309877A1 Analysis of colour samples obtained from scanning - identifying regions of very great and small levels of brightness together with colour units for identification
10/19/1993US5255084 Image processing apparatus for determining rates of OCR for every colors by functions of respective color signals
10/14/1993DE4243912A1 Light sensitive transfer material - has thermoplastic resin as release coat between temporary film base and intermediate coat, to prevent flaws and soiling on laminating light-sensitive resin coat to permanent substrate
10/12/1993US5252429 Process of color development using pearlescent toners having reduced stain characteristics
10/12/1993US5252425 Hard copy imaging system
10/07/1993DE4310940A1 Light-sensitive transfer sheet for use in printing - using 4,6-bis(tri:halo:methyl)-s-triazin-2-yl photopolymerisation initiator to prevent yellowing in non-image regions
10/07/1993DE4305693A1 Colour value calibration - uses conversion table for scanned values to be corrected into valves for colour separation appts. for printing plates
10/06/1993CN1022305C Printing method and printed product
10/05/1993US5251024 Image reader using CCD line sensors
10/05/1993US5250387 Transfer process using ultraviolet curable, non-prolonged tack toning materials
10/05/1993CA1322697C Protective coating for images
10/05/1993CA1322686C Low gain positive pre-press proofing system
09/1993
09/30/1993DE4228141C1 Copying by exposing material to change adhesiveness and applying toner - which becomes more adhesive on exposure, esp. for making multicolour negative proof with overlapping colour areas
09/29/1993EP0562971A1 Method and apparatus for adaptive color characterization and calibration
09/29/1993EP0562760A1 Apparatus for measuring the spectral response of a color imaging device
09/29/1993EP0562557A1 Planarizing layer for solid state imagers
09/28/1993US5248583 Negative single sheet color proofing system based on aqueous developable photo-oligomers
09/21/1993US5247352 Apparatus and method capable of using several sharpened color signals to sharpen each color component of a color image
09/21/1993US5246818 Developer composition for positive working color proofing films
09/21/1993US5246812 Partially translucent white film having a metallized surface
09/14/1993US5245419 Color image forming apparatus and method and apparatus for processing color image
09/08/1993EP0559153A1 Plate-making method of dry lithographic plate and plate-making apparatus
09/08/1993EP0291537B1 Colored image-forming material and process for forming colored image
08/1993
08/31/1993US5241373 Apparatus for correction of color signal values
08/31/1993US5240814 Blend of thermoplastic resin, plasticizer and organometallic curing agent
08/31/1993US5240810 Pre-press proofing method
08/31/1993CA1321728C Overlay color proofing film
08/31/1993CA1321727C Overlay proofing film
08/25/1993EP0556732A1 Method for producing a multicoloured image and photosensitive material for implementing this method
08/25/1993EP0556731A1 Method of production of a multicolour image and photosensitive material for carrying out the method
08/24/1993US5239338 Storage apparatus comprising a plurality of layers
08/20/1993CA2089862A1 Process for the production of a multicolored image and photosensitive material for carrying out this process
08/20/1993CA2089861A1 Process for the production of a multicolored image and photosensitive material for carrying out this process
08/18/1993EP0556133A2 A technique for use in conjunction with an imaging system for providing an appearance match between two images and for calibrating the system thereto
08/17/1993US5237402 Digital image processing circuitry
08/17/1993US5236806 Can accurately reproduce an image upon exposure to actinic radiation; used to predict image quality in lithographic printing
08/17/1993US5236542 Off-press laminating apparatus
08/12/1993DE4203922A1 Coloured poster prodn. from lithographic or similar originals - involves precise superposition of monochrome images of successive coloured originals on photosensitive paper for development and processing
08/10/1993US5234790 Peel-apart photosensitive element
08/10/1993CA1321096C Optical brightener containing positive working color proofing system
08/05/1993WO1993015438A1 Negative working, peel developable, single sheet color proofing system
08/05/1993WO1993015272A1 Image carrier for a reprographic image
08/05/1993CA2127460A1 Negative working, peel developable, single sheet color proofing system
08/04/1993EP0554018A1 Image-forming material and method for forming transferred image
1 ... 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 ... 54