| 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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| 04/14/1993 | EP0536821A1 Reproduction method for medical images providing optimal image quality for diagnosis |
| 04/14/1993 | EP0536755A2 Photographic printer |
| 04/14/1993 | EP0536733A1 Image forming apparatus |
| 04/14/1993 | EP0536487A1 Method for data conversion |
| 04/14/1993 | EP0536326A1 Electronic time vernier circuit. |
| 04/14/1993 | EP0277964B1 Optical scanner including position sensors |
| 04/13/1993 | US5202935 Color conversion apparatus for altering color values within selected regions of a reproduced picture |
| 04/13/1993 | US5202934 Method of and apparatus for reading image |
| 04/13/1993 | US5202920 Facsimile equipment having a secure communication function |
| 04/13/1993 | US5202798 Still image signal recording apparatus operable by a manually operable member |
| 04/13/1993 | US5202774 Image reading apparatus |
| 04/13/1993 | US5202773 Multiple value image input device with chromatic gradation correction |
| 04/13/1993 | US5202772 Color halftone screen utilizing preselected halftone dots placed at preselected distance and screen angles from center halftone dots |
| 04/13/1993 | US5202771 Image data compression system and facsimile machine employing the image data compression system |
| 04/13/1993 | US5202769 Digital electrostatic printing apparatus using a counted number of pixels of various densities to determine and control an amount of toner used during image development |
| 04/13/1993 | US5202575 TFT-driven image sensor including a reduced-size capacitor structure |
| 04/13/1993 | US5202556 Document reading apparatus having photoconductive detector for detecting documents and document edges |
| 04/13/1993 | US5201505 Document feeder overlaid trays configuration |
| 04/13/1993 | CA1316255C System for producing dithered images from continuous-tone image data |
| 04/13/1993 | CA1316254C Apparatus for rectifying a slant of image for image reading apparatus |
| 04/13/1993 | CA1316251C Video signal brancher |
| 04/13/1993 | CA1316207C Image reading apparatus |
| 04/08/1993 | DE4233228A1 Photographic film processing and multiple copying equipment - scans developed film photo-electrically to provide data for printing unit |
| 04/08/1993 | DE4229516A1 Illumination and scanning of film sheets such as X=ray material - deflects laser output by polygonal mirror with sheet incremented continuously on line by line basis |
| 04/07/1993 | EP0536062A2 Cosina transform data processing method and apparatus |
| 04/07/1993 | EP0536043A2 Image communication apparatus |
| 04/07/1993 | EP0535966A2 Image processing method and system |
| 04/07/1993 | EP0535950A2 Digital data transmitting apparatus and method |
| 04/07/1993 | EP0535948A2 Method and system for compressing data |
| 04/07/1993 | EP0535931A2 Method of changing a color in an image |
| 04/07/1993 | EP0535891A2 Image processing apparatus and method thereof |
| 04/07/1993 | EP0535818A1 Colour facsimile apparatus |
| 04/07/1993 | EP0535783A1 Method and apparatus for reducing pixel clock jitter in a laser scanner |
| 04/07/1993 | EP0535639A2 Method and apparatus for image processing |
| 04/07/1993 | EP0535585A2 Image sensor |
| 04/07/1993 | EP0535571A2 Modified Huffman encode/decode system with simplified decoding for imaging systems |
| 04/07/1993 | EP0535569A2 Circuit for driving an array |
| 04/07/1993 | EP0535398A2 Microfilm image retrieval system |
| 04/07/1993 | EP0535345A1 Memory management for electronic color printer |
| 04/07/1993 | EP0535215A1 Method and apparatus for assisting in the installation of a facsimile machine |
| 04/06/1993 | US5201030 Method and apparatus for dithering graphic images |
| 04/06/1993 | US5201014 Method and apparatus for establishing threshold level in a binary mode document scanner |
| 04/06/1993 | US5201013 Generating a binarized image from an original image |
| 04/06/1993 | US5201012 Image binarization threshold computing apparatus |
| 04/06/1993 | US5201011 Method and apparatus for image hand markup detection using morphological techniques |
| 04/06/1993 | US5200993 Public telephone network including a distributed imaging system |
| 04/06/1993 | US5200992 Communication apparatus having changeable communication procedure signals |
| 04/06/1993 | US5200991 Image communication system including a mobile telephone set and a facsimile device |
| 04/06/1993 | US5200958 Method and apparatus for recording and diagnosing faults in an electronic reprographic printing system |
| 04/06/1993 | US5200863 Image data recording system including memory card |
| 04/06/1993 | US5200841 Apparatus for binarizing images |
| 04/06/1993 | US5200839 Image processing apparatus |
| 04/06/1993 | US5200837 Digital copier including means for erasing digital image data over a given area, especially suitable for preventing jamming of paper |
| 04/06/1993 | US5200836 Image communication apparatus with substituted reception with reduced memory requirement |
| 04/06/1993 | US5200832 Color image recording device with color edit and conversion processing |
| 04/06/1993 | US5200831 Method and arrangement for locally switching gray dot types to reproduce an image with gray level printing |
| 04/06/1993 | US5200830 Facsimile apparatus capable of receiving and printing multiple kinds of data in accordance with a predetermined priority order |
| 04/06/1993 | US5200817 Conversion of an RGB color scanner into a colorimetric scanner |
| 04/06/1993 | US5200816 Method and apparatus for color processing with neural networks |
| 04/06/1993 | US5200791 Multiple pitch color registration system |
| 04/06/1993 | US5200766 Optical scanning device used for image forming apparatus |
| 04/06/1993 | US5200761 Thermal printing apparatus |
| 04/06/1993 | US5200634 Thin film phototransistor and photosensor array using the same |
| 04/06/1993 | US5200611 Optical scanning apparatus having light shielding member |
| 04/06/1993 | CA1315885C Image processing system |
| 04/06/1993 | CA1315700C Image determining method and apparatus |
| 04/04/1993 | CA2063650A1 Method and system for thresholding and configuring a multi-channel image processing system |
| 04/01/1993 | WO1993006687A1 Image reader |
| 04/01/1993 | WO1993006673A1 A system for the sending and receiving of information |
| 04/01/1993 | WO1993006616A1 Lighting device and image readout device |
| 04/01/1993 | DE4232878A1 Colour printing head - uses single type of fluorescent material for light points formed by controlled electron emission and colour filters for light |
| 04/01/1993 | DE4231550A1 Optical laser printer or plotter - subject laser beam to additional controlled offset deflection to improve resolution of output. |
| 03/31/1993 | EP0534871A2 Method and apparatus for selective interception of a graphics rendering operation for effecting image data modification |
| 03/31/1993 | EP0534725A2 Multifunctional printer |
| 03/31/1993 | EP0534430A2 Method of and apparatus for converting image signal representing image having gradation |
| 03/31/1993 | EP0534328A2 Recording apparatus having alterable recording density |
| 03/31/1993 | EP0534320A2 Facsimile machine capable of printing a plurality of original images in main scanning direction of a recording paper |
| 03/31/1993 | EP0534193A2 Method for detecting ink jet or dot matrix printing |
| 03/31/1993 | EP0534154A2 Color image reproduction with compensating light source |
| 03/31/1993 | EP0534008A1 Drive system for a scanning unit |
| 03/31/1993 | EP0533712A1 Real time transformation between colour spaces. |
| 03/30/1993 | US5199085 Apparatus for restoring original image from degraded image |
| 03/30/1993 | US5199081 System for recording an image having a facial image and id information |
| 03/30/1993 | US5199063 Automatically generating telephone directory labels for facsimile devices |
| 03/30/1993 | US5199061 Communication method and equipment for freeze-frame video phone |
| 03/30/1993 | US5198910 Mixed matrix image processing for rendering halftone images with variable dot sizes |
| 03/30/1993 | US5198909 Driving apparatus and method for scanning system for use in image recording apparatus |
| 03/30/1993 | US5198908 Image communication apparatus and method with selection of magnification transmission mode and setting minimum transmission time |
| 03/30/1993 | US5198907 Method and appratus for automatically locating predefined exposure areas in a scanned image |
| 03/30/1993 | US5198905 Image sensor having an electrical interference reducing wire structure |
| 03/30/1993 | US5198900 Video signal encoding apparatus |
| 03/30/1993 | US5198898 Data compressing system for compressing serial image data with color information |
| 03/30/1993 | US5198892 Image input device for generating a video signal for an image reproduction apparatus |
| 03/30/1993 | US5198865 Color image forming apparatus |
| 03/30/1993 | US5198853 Document size detection apparatus |
| 03/30/1993 | US5198852 Image forming apparatus |
| 03/30/1993 | US5198685 Photoelectric conversion apparatus with shock-absorbing layer |
| 03/30/1993 | US5198655 Image reading device having a light waveguide means widened toward an end nearest to an image surface |
| 03/30/1993 | US5198654 Image reading apparatus for converting optical image information into an electrical image signal |
| 03/30/1993 | US5198636 Apparatus for machining a hollow cylinder to produce a pattern drum |