Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
08/1999
08/03/1999CA2076822C Cycle up convergence of electrostatics in a tri-level imaging apparatus
07/1999
07/29/1999WO1999038319A1 Image processing device and image processing method
07/29/1999WO1999038318A1 Improvements in or relating to watermarks
07/29/1999WO1999038317A1 Method and device for transmitting a facsimile
07/29/1999WO1999038263A1 Method for encoding digital information
07/29/1999WO1999038087A2 Process and user interface for ordering prints of digitized picture files at an order station
07/29/1999WO1999029114B1 Electronic watermarking in the compressed domain utilizing perceptual coding
07/29/1999WO1999022519A3 Compressing and decompressing an image
07/29/1999DE19811430C1 Telecommunication extension system with fax switch, fax machine, answering machine and one or more telephones
07/28/1999EP0932306A2 Method and apparatus for encoding video shape and texture information
07/28/1999EP0932301A2 Developed toner mass control using split subpixel laser modulations
07/28/1999EP0932300A2 Method and apparatus for image processing and image forming apparatus
07/28/1999EP0932299A2 Bi-level to contone conversion
07/28/1999EP0932298A2 Electronic watermarking method, electronic information distribution system, image filling apparatus and storage medium therefor
07/28/1999EP0932297A1 Image reading procedure and apparatus for carrying out this procedure
07/28/1999EP0932296A2 Image reading apparatus
07/28/1999EP0932295A2 Articulated roller reactor for paper feed device
07/28/1999EP0932294A2 Beam scanning apparatus
07/28/1999EP0932293A2 Multi-beam scanning apparatus
07/28/1999EP0932292A1 Local wireless telephone network and base and mobile terminal for use in such a network
07/28/1999EP0932291A1 Network scanner system
07/28/1999EP0932115A2 Apparatus and method for pattern recognition
07/28/1999EP0932106A1 Digital signal converting method and device, transformation matrix generating method and device, and supply medium
07/28/1999EP0932085A1 Image forming device and image forming method
07/28/1999EP0931665A2 Method and apparatus for dynamically enabling thermal elements in a printer
07/28/1999EP0931663A2 Ink jet printing apparatus and method for improved accuracy of ink droplet placement
07/28/1999EP0931413A1 Method of interpolation in an n-dimensional colour space
07/28/1999EP0739569B1 System and method for transmitting picture or sound signals
07/28/1999EP0722598B1 Apparatus with reduction/magnification image size processing and method for producing low-pass filtered images
07/28/1999EP0550596B1 Means for measuring picture quality
07/28/1999CN2331133Y Drawing board type scanner
07/28/1999CN1224511A Liquid crystal display with image reading function, image reading method and mfg. method
07/28/1999CN1224200A Data communication apparatus and method
07/28/1999CN1223935A Device for correcting non-linearity of scanner in image forming apparatus
07/27/1999US5930571 Image forming apparatus and a method for forming an image on plural surfaces at the same time
07/27/1999US5930552 Dispersed copying system
07/27/1999US5930551 Printing system alleviating timing problems due to warm-up and paper outage
07/27/1999US5930542 Reading operation control device
07/27/1999US5930528 Photography booth with multiple video and confirming image display
07/27/1999US5930464 Apparatus for controlling a direct memory access operation in an image processing apparatus
07/27/1999US5930463 Technique for embodying self-diagnosis in a facsimile machine
07/27/1999US5930452 Video device with post-recordability
07/27/1999US5930447 Video tape recorder for intermittent recording and having rotary heads with no step therebetween
07/27/1999US5930433 Waveguide array document scanner
07/27/1999US5930411 Image processing apparatus for adjusting scanning position
07/27/1999US5930410 Method and apparatus for obtaining multiple views from one scan window
07/27/1999US5930409 Image processing apparatus for processing code information readable by machine
07/27/1999US5930404 Image processing system and method
07/27/1999US5930401 Shade gradation correction method and apparatus
07/27/1999US5930400 Image processing device and method for amending box of compressed image
07/27/1999US5930398 Method and apparatus for determining a quantizing factor for multi-generation data compression/decompression processes
07/27/1999US5930396 Method and apparatus for generating halftone output
07/27/1999US5930395 Moving-picture signal coding and/or decoding system resistant to transmission error
07/27/1999US5930390 Encoding/decoding signals using a remap table
07/27/1999US5930389 Image processing apparatus with color-space conversion
07/27/1999US5930388 Color image processing apparatus
07/27/1999US5930387 Method and apparatus for encoding color image data using dynamic color matching
07/27/1999US5930386 Image processing apparatus and method
07/27/1999US5930385 Apparatus and method for image conversion
07/27/1999US5930377 Method for image encoding
07/27/1999US5930369 Secure spread spectrum watermarking for multimedia data
07/27/1999US5930350 System, method and computer program for automated speed dialing
07/27/1999US5930048 Color separation optical system
07/27/1999US5930020 Beam scan device
07/27/1999US5930019 Light scanning device, optical device, and scanning method of optical device
07/27/1999US5930010 Method and apparatus for color halftoning using different halftoning techniques for halftoning different dot planes
07/27/1999US5930009 System and method for adjusting color
07/27/1999US5930008 Image reading device and method
07/27/1999US5930007 Area recognizing device for image signals
07/27/1999US5930006 Image editing apparatus
07/27/1999US5930005 Communication apparatus
07/27/1999US5930004 Image processing apparatus capable of connecting external information processing terminal, and including printer unit and data processing unit
07/27/1999US5930003 Facsimile apparatus
07/27/1999US5930001 Copier which rotates an image based on the recognition of an extracted character from various directions
07/27/1999US5929979 Scanning exposure device
07/27/1999US5929975 Method and apparatus for exposing photosensitive material
07/27/1999US5929915 Method for encoding a target block of a binary shape signal
07/27/1999US5929912 For use in processing digital images
07/27/1999US5929910 Video overhead display system
07/27/1999US5929906 Color correcting method and apparatus
07/27/1999US5929903 Multi-position lens mechanism for a scanner
07/27/1999US5929892 In an image forming device
07/27/1999US5929891 Light beam scanning apparatus and image forming apparatus
07/27/1999US5929874 Method of minimizing bleeding in printed products
07/27/1999US5929850 Interactive television system and method having on-demand web-like navigational capabilities for displaying requested hyperlinked web-like still images associated with television content
07/27/1999US5929845 Image scanner and display apparatus
07/27/1999US5929837 Method and apparatus for determining representative chrominance components
07/27/1999US5929835 Tone correcting system for a display
07/27/1999US5929575 Motor control device controlling intended speed ratio and positional relationship between driven objects
07/27/1999US5929436 Optical sensor including a first and second converging optical system for edge detection
07/27/1999US5929435 Apparatus and method for automatically detecting and optically scanning graphic matter
07/27/1999US5929432 Solid state image sensing device and image sensor using the same
07/27/1999US5929417 Image reading apparatus with data density and gamma correction means
07/27/1999US5928337 Programmable image processing system including scanner with displaying device for sequential display of control signals when script file execution program starts
07/27/1999US5928335 Client/server system having middleware-based interface between client and server image processing objects
07/27/1999US5927871 Printer having scroll print buffer and printing method
07/27/1999US5927706 Automatic original supplying apparatus
07/27/1999CA2260483A1 System and method for establishing secure facsimile communication
07/27/1999CA2124387C Image printer
07/27/1999CA2106706C Image forming method and apparatus