Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
01/1995
01/17/1995US5383036 Enhancement of multiple color images without color separation error by inverse symmetrical template matching
01/17/1995US5383034 Image sensor with improved mount for transparent cover
01/17/1995US5383033 Image processor for an improved tone level expression
01/17/1995US5383032 Image processing system
01/17/1995US5383031 Image reading apparatus
01/17/1995US5383030 Multiple use system having a laser cartridge for a laser printer and laser facsimile
01/17/1995US5383029 Information retrieval system
01/17/1995US5383028 Method and apparatus for recording rastered images
01/17/1995US5383027 Portrait printer system with digital image processing editing
01/17/1995US5383012 Color image forming apparatus having means for determining the number of transfer members supported on the transfer member retaining means
01/17/1995US5383001 Vacuum drum for mounting media of different sizes
01/17/1995US5382975 Image reading apparatus
01/17/1995US5382973 Film imaged input system
01/17/1995US5382967 Continuously tunable raster resolution printing
01/17/1995US5382965 Wax transfer type thermal printing method and thermal printer
01/17/1995US5382129 Sheet feed device for an image forming apparatus
01/17/1995US5382015 Document handler platen transport having a belt urging system
01/17/1995CA2052454C Laser driver with plural feedback loops
01/17/1995CA2034215C Method of controlling transmission of facsimile
01/11/1995EP0633688A2 Image forming apparatus and method
01/11/1995EP0633687A1 Compact transparent sheet digitiser offering angular and positional accuracy of a sheet and uniform sheet motion
01/11/1995EP0633686A2 Photographic apparatus
01/11/1995EP0633577A1 Retroactively controlled charge-voltage convertor
01/11/1995EP0633543A1 Internal drum printing plate plotter
01/11/1995EP0633139A1 Interlace printing process
01/11/1995EP0494939B1 Method to improve printing quality of grey scales and colour for printers
01/10/1995US5381526 Method and apparatus for storing and retrieving generalized image data
01/10/1995US5381491 Bit position encoder improved in operating speed
01/10/1995US5381490 Image processing apparatus for emphasizing edge components of an image
01/10/1995US5381399 Apparatus for moving a load
01/10/1995US5381354 Digital filtering of blocks of data values with symmetric data extension at edges of the blocks
01/10/1995US5381349 System for calibrating a color display to enable color-matching
01/10/1995US5381259 Raster output scanner (ROS) using an overfilled polygon design with minimized optical path length
01/10/1995US5381248 Image processing apparatus
01/10/1995US5381247 Method for reducing 2-color moire in 4-color printing
01/10/1995US5381246 Image processing system for converting a full color image into a pseudo-color CMY dot representation
01/10/1995US5381245 In a flat bed greyscale digitizing scanner
01/10/1995US5381244 Image reading system using an interruption of a pulse train to adjust a scanning period
01/10/1995US5381243 Arrangement and method for attaching image sensor to electronic machine
01/10/1995US5381242 Facsimile apparatus and its maintenance charge control apparatus
01/10/1995US5381241 Method for discriminating between figure and text areas of an image
01/10/1995US5381240 Communication apparatus
01/10/1995US5381221 Dot image forming apparatus having controlled dot adhesion
01/10/1995US5381170 Ink jet recording apparatus of the continuous jet type
01/10/1995US5381167 Color image forming apparatus
01/10/1995US5381165 Imaging system
01/10/1995US5381020 Hand-held optical scanner with onboard battery recharging assembly
01/10/1995US5380999 Linear scanning using a single illumination and imaging optic stations with a first pair of parallel mirrors and a second pair of mirrors extending into paths of light beams
01/10/1995US5380610 Image forming apparatus
01/10/1995US5379993 Automatic document feeder
01/10/1995CA2039220C Facsimile apparatus
01/10/1995CA2038236C Optical article for multicolor imaging
01/10/1995CA2022305C Facsimile communication device
01/10/1995CA2012747C Device for reducing the redundancy in blocks of digital video data in dct encoding
01/05/1995WO1995001060A1 Interactive communications system with data distribution
01/05/1995WO1995001047A2 A method and a device for converting a picture
01/05/1995WO1995001044A1 Thermal printer control system
01/05/1995WO1995001043A1 Image processor including copying machine
01/05/1995WO1995001042A1 Process and device for synchronising the picking-up of monochrome and colour pictures by means of photosensitive line sensors
01/05/1995WO1995001040A1 Networking fax system
01/05/1995WO1995000945A1 Facsimile communication with an active addressing display device
01/05/1995WO1995000929A1 Method for controlling a printer in order to obtain postages
01/05/1995WO1995000923A1 Retrieval system for the transfer of information
01/05/1995WO1995000337A1 Automated system for print quality control
01/05/1995EP0640232A4 Method for fusing images and apparatus therefor.
01/05/1995DE4422206A1 Communications system
01/05/1995CA2165966A1 Retrieval system for the transfer of information
01/05/1995CA2165061A1 Thermal printer control system
01/05/1995CA2164300A1 Interactive communications system with data distribution
01/04/1995EP0632645A1 Pattern reproduction method and screen printing stencil therefor
01/04/1995EP0632644A2 An apparatus and method for correcting offset and gain drift present during communication of data
01/04/1995EP0632643A1 Soft copy display of facsimile images
01/04/1995EP0632642A1 Image processing device
01/04/1995EP0632641A2 Recording apparatus
01/04/1995EP0632640A1 Communication apparatus
01/04/1995EP0632639A1 Facsimile apparatus with line loop current control
01/04/1995EP0632638A1 Facsimile user interface and method of use
01/04/1995EP0632637A1 Facsimile user interface with touch-sensitive display and method of use
01/04/1995EP0632434A1 Internal drum plotter
01/04/1995EP0632302A1 Image forming apparatus
01/04/1995EP0631679A1 Reader for decoding two-dimensional optical information
01/04/1995EP0630506A4 Image compression coder having improved bit rate control and block allocation.
01/04/1995CN1097069A Process and architecture for digital micromirror printer
01/03/1995US5379306 Viterbi decoding method
01/03/1995US5379159 Portable television camera-recorder and method for operating same
01/03/1995US5379158 Recording and/or reproducing apparatus with changeable number of recorded pictures per unit of time
01/03/1995US5379130 Parallel-architecture method
01/03/1995US5379129 Method for compositing a source and destination image using a mask image
01/03/1995US5379128 Document transport apparatus and method
01/03/1995US5379127 Image recording apparatus and image recording retrieving apparatus
01/03/1995US5379126 Image processing method and apparatus having high tone quality
01/03/1995US5379124 Facsimile system
01/03/1995US5379123 Facsimile apparatus having improved coding for transmission of plural images without interruption
01/03/1995US5379122 Decompression of standard ADCT-compressed images
01/03/1995US5379121 Portable facsimile apparatus
01/03/1995US5379118 Screen for printing an image
01/03/1995US5379095 Image reading apparatus with the optical reading units and photoelectric conversion device mounted on a common guide member
01/03/1995US5379093 Image processing machine capable of inhibiting copying of valuable papers
01/03/1995US5379073 Still image signal processing device
01/03/1995US5379067 CCD linear sensor and method of reading-out charges therefrom