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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12/01/1998 | US5844233 Color image reading apparatus having dichroic mirror and blazed diffraction grating |
12/01/1998 | US5844226 Film scanner |
12/01/1998 | US5843564 Copy restrictive documents |
12/01/1998 | US5842397 Punching apparatus and punching method for cylindrical inner surface scanner |
12/01/1998 | CA2161474C Method and apparatus for processing facsimile transmissions |
11/30/1998 | CA2236910A1 Adjusting color in digital images |
11/30/1998 | CA2231972A1 Flat bed raster drawing machine |
11/26/1998 | WO1998053605A2 Method and apparatus for performing image enhancement |
11/26/1998 | WO1998053603A2 Method and apparatus for enabling a facsimile machine to be an e-mail client |
11/26/1998 | WO1998053565A1 Apparatus and method for embedding and extracting information in analog signals using distributed signal features |
11/26/1998 | WO1998053501A2 Image sensor and its manufacture |
11/26/1998 | DE19819405A1 Data compression system for wavelet transform |
11/26/1998 | CA2288213A1 Apparatus and method for embedding and extracting information in analog signals using distributed signal features |
11/25/1998 | EP0880275A2 Digital image processor |
11/25/1998 | EP0880274A2 Image forming apparatus and method for laser calibration |
11/25/1998 | EP0880273A2 Facsimile apparatus |
11/25/1998 | EP0880272A2 Method of recognizing printing region |
11/25/1998 | EP0880271A2 Facsimile communication system |
11/25/1998 | EP0880270A2 Digital copying method |
11/25/1998 | EP0880269A2 A facsmile device |
11/25/1998 | EP0880268A2 Communications terminal device with electronic mail function |
11/25/1998 | EP0880267A2 Reflection type image reader having an original positioning sheet |
11/25/1998 | EP0880266A2 Communications terminal device having electronic mail function |
11/25/1998 | EP0880262A1 Electronic devices and programming methods therefor |
11/25/1998 | EP0880134A2 Information adding/extracting method, information adding/extracting system, information signal processor and information signal recording medium |
11/25/1998 | EP0880100A2 Cache-based data compression/decompression |
11/25/1998 | EP0879535A1 Method of marking binary-coded data sets |
11/25/1998 | EP0879529A1 An arrangement for effectively handling transmitted and printed messages |
11/25/1998 | EP0846298A4 Electronic document and data storage and retrieval system |
11/25/1998 | EP0648404B1 Modular notebook computer |
11/25/1998 | EP0572638B1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding |
11/25/1998 | CN1199981A Method and apparatus for judging contamination of scanner |
11/25/1998 | CN1199980A Pre-scanning method for shuttle scanning system |
11/25/1998 | CN1199979A Image processing system capable of eliminating automatically ripple figure in image |
11/25/1998 | CN1199908A Image output control apparatus |
11/24/1998 | US5842088 Method of calibrating a spatial light modulator printing system |
11/24/1998 | US5842050 Electronic still video camera having electro-developing recording medium |
11/24/1998 | US5842049 Electronic still video camera having electro-developing recording medium, and image reader incorporated therein to electronically read image signals from developed image of such medium |
11/24/1998 | US5841978 Network linking method using steganographically embedded data objects |
11/24/1998 | US5841956 Anti-aliasing for digital printing with dot shape modulation and greyscale |
11/24/1998 | US5841952 Parallel segment printing in a photographic process printer |
11/24/1998 | US5841951 Method of rendering a source image |
11/24/1998 | US5841936 Picture data recording/reproducing apparatus for providing divisional picture management without boundary distortion |
11/24/1998 | US5841909 Method of generating an orthogonal basis function set in an image processing system |
11/24/1998 | US5841904 Image processing method and apparatus |
11/24/1998 | US5841899 Specific color field recognition apparatus and method |
11/24/1998 | US5841898 Utilization of scanned images in an image compositing system |
11/24/1998 | US5841897 Method for the tonal control or adjustment of reproduced color image and picture producing system making use of said method |
11/24/1998 | US5841896 Method and apparatus for displaying the hue of a signal by utilizing an indicator strip having a number of characters or symbols representing respective hues |
11/24/1998 | US5841886 Security system for photographic identification |
11/24/1998 | US5841885 Print and method and apparatus for printing, storing and retrieving an image record |
11/24/1998 | US5841844 Method for automatically confirming line connection upon installation of a facsimile system |
11/24/1998 | US5841843 Facsimile forwarding method and system using a simulated telephone line interface |
11/24/1998 | US5841793 Optical reproduction system having function of rationally changing error data chunk and reproducing multimedia information as code data |
11/24/1998 | US5841567 Method and apparatus for imaging at a plurality of wavelengths |
11/24/1998 | US5841554 Image pickup apparatus |
11/24/1998 | US5841553 Compact document scanner or printer engine |
11/24/1998 | US5841551 Data processor |
11/24/1998 | US5841550 Method and system for specifcation of time dependent acknowledgement transmission media |
11/24/1998 | US5841549 Method and apparatus for forming single-color and multi-color images |
11/24/1998 | US5841548 Printing apparatus for reproducing copy sets containing variable pages and a sorting means for separating the different copy sets |
11/24/1998 | US5841547 Digital image forming apparatus providing plural bookbinding modes |
11/24/1998 | US5841471 Timing control for a digitally interfaced camera using variable line readout intervals |
11/24/1998 | US5841459 Color-to-color registration in thermal printers by adjusting image resolution based on image content |
11/24/1998 | US5841458 Halftoning method for multi-color laser printer |
11/24/1998 | US5841452 Method of fabricating bubblejet print devices using semiconductor fabrication techniques |
11/24/1998 | US5841381 Huffman coding/decoding using an intermediate code number |
11/24/1998 | US5841380 Variable length decoder and method for decoding two codes per clock cycle |
11/24/1998 | US5841128 Optical sensor for reading a pattern |
11/24/1998 | US5840470 Rapid image presentation method employing silver bromide tabular grain photographic elements |
11/24/1998 | US5839905 Remote control for indicating specific information to be displayed by a host device |
11/24/1998 | US5839836 Printing apparatus for medicine bag |
11/24/1998 | CA2094991C Image coding/decoding apparatus |
11/24/1998 | CA2068342C Image database incorporated low resolution index image data |
11/23/1998 | CA2233822A1 Electronic devices and programming methods therefor |
11/22/1998 | CA2237975A1 Information adding/extracting method, information adding/extracting system, information signal processor and information signal recording medium |
11/19/1998 | WO1998052353A1 Photo-booth and photographic method |
11/19/1998 | WO1998052347A1 Arrangement for efficient characterization of printing devices and method therefor |
11/19/1998 | WO1998052346A1 Lossless image compression with tree coding |
11/19/1998 | WO1998052345A1 Method for transferring data and use thereof |
11/19/1998 | WO1998052299A1 A method of and apparatus for detecting and preventing message collisions in a communication system |
11/19/1998 | WO1998052086A1 Wavelength-selective opto-mechanical scanner and its applications |
11/19/1998 | WO1998052070A1 Method and device for reading and processing a radiation image |
11/19/1998 | WO1998051517A1 Method for manufacturing articles from a model and device for realising the same |
11/19/1998 | WO1998034397A3 Four color trilinear ccd scanning |
11/19/1998 | DE19821219A1 High-speed laser printer |
11/19/1998 | DE19820674A1 Beam scanning apparatus |
11/19/1998 | DE19816472A1 Image generation apparatus for electronic copy machine |
11/19/1998 | DE19719954A1 Verfahren und Anordnung zum Auslesen und Verarbeiten eines Strahlungsbildes Method and arrangement for reading and processing a radiation image |
11/19/1998 | DE19719383A1 Verfahren und Vorrichtung zur Codierung und Decodierung eines digitalisierten Bildes Method and apparatus for encoding and decoding a digitized image |
11/18/1998 | EP0878960A2 Laser exposure unit |
11/18/1998 | EP0878959A2 Image processing apparatus |
11/18/1998 | EP0878958A2 Method and device for image density correction for a CCD sonsor |
11/18/1998 | EP0878957A2 Image processing apparatus |
11/18/1998 | EP0878956A1 Method of and system for editing images |
11/18/1998 | EP0878955A2 Apparatus for moving a radiation beam across a medium |
11/18/1998 | EP0878954A2 Signal processing apparatus |
11/18/1998 | EP0878953A1 Programmable image processing system |
11/18/1998 | EP0878952A1 Image processing system |
11/18/1998 | EP0878951A1 Personal computer based image processing system for controlling image processing through a user interface of a scanner |