| Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802) |
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| 05/03/1988 | US4742397 System and method for adjusting image brightness in electronic printer |
| 05/03/1988 | US4742369 Electronic still camera |
| 05/03/1988 | US4742363 Variable intensity light beam scanning apparatus with feedback |
| 05/03/1988 | US4742240 Image reading apparatus with imaging means imaging separate and distinct rows of a document |
| 05/03/1988 | US4742239 Line photosensor with crosstalk suppression |
| 05/03/1988 | US4742225 Elliptical cylinder light collector for photosimulable phosphor imaging apparatus |
| 05/03/1988 | US4741633 Image forming apparatus |
| 05/03/1988 | CA1236203A1 Detector with photovoltaic diodes |
| 05/03/1988 | CA1236172A1 Laser imaging system and method for imposing pages for printing |
| 04/28/1988 | DE3735117A1 Electronic information searching device |
| 04/27/1988 | EP0265362A2 Colour picture scanner |
| 04/27/1988 | EP0265067A2 High resolution optical scanning and method |
| 04/27/1988 | EP0264886A2 Laser beam scanning method and apparatus |
| 04/27/1988 | EP0264872A2 Image input processor |
| 04/27/1988 | EP0264754A2 Process for recording semi-halftone images |
| 04/27/1988 | EP0264405A1 Process and device for electronic page assembly for use in reproduction. |
| 04/26/1988 | US4741047 Information storage, retrieval and display system |
| 04/26/1988 | US4741046 Method of discriminating pictures |
| 04/26/1988 | US4741021 Facsimile device |
| 04/26/1988 | US4740844 Method of changing magnification of image |
| 04/26/1988 | US4740843 Method and device for recognizing half-tone image information |
| 04/26/1988 | US4740833 Apparatus for producing a hard copy of a color picture from a color video signal processed in accordance with a selected one of a plurality of groups of color conversion coefficients associated with different kinds of color separating filters |
| 04/26/1988 | US4740820 Method of and apparatus for producing hard copy of color picture adaptive to variations in characteristics of fluorescent screen of recorder CRT |
| 04/26/1988 | US4740802 Invisible electrostatic tracking indicia for color plotters |
| 04/26/1988 | US4740710 Photo-detector apparatus for a reading apparatus and producing method therefor |
| 04/26/1988 | CA1235796A1 Image sensing and processing apparatus and method |
| 04/26/1988 | CA1235792A1 Electronic image scanner and copier system with color matrix image enhancement |
| 04/21/1988 | WO1988002970A1 Elliptical cylinder light collector for photostimulable phosphor imaging apparatus |
| 04/21/1988 | WO1988002969A1 Light collector for photo-stimulable phosphor imaging apparatus |
| 04/21/1988 | DE3634190A1 Arrangement for digital radiography |
| 04/20/1988 | EP0264341A2 Internal drum plotter |
| 04/20/1988 | EP0264319A1 Method for obtaining degraded impressions in printing |
| 04/20/1988 | EP0264302A2 Apparatus for processing image signal |
| 04/20/1988 | EP0264281A2 Color-matched printing |
| 04/20/1988 | EP0264059A2 Image processing apparatus capable of enlarging/reducing operation |
| 04/20/1988 | EP0263950A2 Method for facsimile transmission and compression |
| 04/20/1988 | EP0263904A1 Printing apparatus and a method of generating image information and producing hard copy documents |
| 04/19/1988 | US4739521 Medical image diagnostic system |
| 04/19/1988 | US4739417 Multi-mode electronic camera |
| 04/19/1988 | US4739416 Digital image reproduction |
| 04/19/1988 | US4739415 Image handling system capable of varying the size of a recorded image |
| 04/19/1988 | US4739414 Large area array of thin film photosensitive elements for image detection |
| 04/19/1988 | US4739405 Circuit for storing an image signal in an image memory and for reading the signal therefrom at a different rate for display on a display unit |
| 04/19/1988 | US4739397 Image processing apparatus in which the operating mode of either a color or monochromatic image data processing means is set by command data prior to receipt of either color or monochromatic image data |
| 04/19/1988 | US4739377 Confidential document reproduction method and apparatus |
| 04/19/1988 | US4739374 Color image copying system |
| 04/19/1988 | US4739178 Image sensor having over-sized window |
| 04/19/1988 | US4739159 Optical read out apparatus using a roof mirror lens array |
| 04/19/1988 | US4738555 Method, apparatus and thermal print ribbon to provide a protective layer over thermally-printed areas on a record medium |
| 04/19/1988 | US4738553 Fixed head thermal printer |
| 04/19/1988 | US4738526 Auto-portrait photo studio |
| 04/19/1988 | US4738501 Light beam scanning apparatus, and read-out apparatus and recording apparatus using same |
| 04/19/1988 | CA1235479A1 Variable resolution scanning in line scan optical imaging systems |
| 04/14/1988 | DE3734686A1 Verfahren zur bildung von halbtonpunkten A method of forming halftone dots |
| 04/14/1988 | DE3733650A1 System and process for message transmission |
| 04/13/1988 | EP0263774A2 Scanner |
| 04/13/1988 | EP0263759A1 Electrostatic image detector |
| 04/13/1988 | EP0263602A2 Multifunction fluid jet-assisted ion projection marking head |
| 04/13/1988 | EP0263497A2 Image reading device |
| 04/13/1988 | EP0263319A2 Method of recording images |
| 04/12/1988 | US4737860 Image recording apparatus |
| 04/12/1988 | US4737859 Method and apparatus for producing a composite record from visually distinguishable images |
| 04/12/1988 | US4737858 Intensity controlled and aperature defining image generating system |
| 04/12/1988 | US4737857 Overhead document scanner lighting and scanning apparatus |
| 04/12/1988 | US4737856 Image processing apparatus |
| 04/12/1988 | US4737852 Photoelectric image sensor |
| 04/12/1988 | US4737820 In a copier |
| 04/12/1988 | US4737819 Light exposure lamp having abnormal condition monitor |
| 04/12/1988 | US4737805 Multifunction ionographic marking apparatus |
| 04/12/1988 | US4737653 Image sensor with auxiliary light source |
| 04/12/1988 | US4737641 Apparatus for producing x-ray images by computer radiography |
| 04/12/1988 | US4737625 Arrangement structure of plural rows of overlapping optical elements |
| 04/12/1988 | US4737041 Dot printing apparatus and method |
| 04/12/1988 | CA1235021A1 Method for engraving printing cylinders having seamless joints within repeated patterns |
| 04/07/1988 | WO1988002587A1 Binary quantification of an image having multiple levels of greys |
| 04/07/1988 | WO1988002586A1 Method and portable device for acquiring, storing and optionally processing and reproducing graphic signs from any medium |
| 04/07/1988 | DE3633190A1 Circuit arrangement with optical sensor rows and interface components |
| 04/07/1988 | DE3633182A1 Read-out circuit for an optical sensor row |
| 04/07/1988 | DE3630739C1 Method for data pick-up by means of detector arrays and devices for carrying out the methods |
| 04/06/1988 | EP0262801A2 Method or system for processing image data |
| 04/06/1988 | EP0262793A2 Color image reading apparatus |
| 04/06/1988 | EP0262648A2 Optical image sensor |
| 04/06/1988 | EP0262603A2 An image processing device of multifunctional type |
| 04/05/1988 | US4736407 Computer assisted graphic teleconferencing method and apparatus |
| 04/05/1988 | US4736310 Page make-up system |
| 04/05/1988 | US4736261 Full frame recirculating imaging device having a field sequential output |
| 04/05/1988 | US4736256 Method for recording and for confirming the recording of images in an image filing apparatus |
| 04/05/1988 | US4736254 Method and apparatus for generating pseudo-halftone dots by comparing gray scale values of an original with dither threshold values stored in cells of a matrix array divided into imaginary matrices of elemental areas each containing one cell |
| 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 |
| 04/05/1988 | US4736251 Color image pickup apparatus having one or more line sensors and a mechanical sub-scanning device |
| 04/05/1988 | US4736249 Facsimile transmission control system |
| 04/05/1988 | US4736248 Method and device for generating intermediate picture signals from reference picture signals having a reduced picture frequency |
| 04/05/1988 | US4736245 Calibration method for color film inspection system |
| 04/05/1988 | US4736244 Color film inspection system and data output method therefor |
| 04/05/1988 | US4736210 Magnetic transducer including a plurality of heads and method for producing the magnetic transducer |
| 04/05/1988 | US4736110 Image pick-up apparatus |
| 04/05/1988 | US4736102 Reading device for stimulable phosphor panel |
| 04/05/1988 | US4736099 Scan device with light mixer and diffusing means for half-tone transparency originals |
| 03/30/1988 | EP0261966A2 Raster input scanner |
| 03/30/1988 | EP0261801A2 Color image recording apparatus |