Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
04/1986
04/02/1986EP0176358A2 Image pick-up apparatus
04/02/1986EP0176265A1 Optical scanning system
04/02/1986EP0176198A1 Improvements relating to image enhancement
04/02/1986EP0176153A2 Magneto-optical printing head and method for producing images by grey gradation using such a printing head
04/02/1986EP0175835A2 Improved optical scanner
04/01/1986US4580290 Amplifier for use with local oscillators
04/01/1986US4580172 Optical scanner for automatic document handler
04/01/1986US4580171 Image processing method and system
04/01/1986US4580151 Optical scanning apparatus
04/01/1986US4580144 Postal fixed and variable data thermal printer
04/01/1986US4580060 Method for scanning an original picture photoelectrically to obtain picture signals simultaneously
04/01/1986US4580044 Laser apparatus with control circuit for stabilizing laser output
04/01/1986CA1202684A1 Method and apparatus for forming gravure cells in a gravure cylinder
04/01/1986CA1202521A1 Thermal printing apparatus
03/1986
03/27/1986WO1986001775A1 Method of and apparatus for applying images to a surface
03/26/1986EP0175385A2 Image information processing system
03/26/1986EP0175285A2 Radiation image read-out apparatus and reproduction condition designating apparatus
03/26/1986EP0175166A2 Film viewer for viewing film negatives in true colours
03/26/1986EP0175066A2 Correction method of color-separated signals
03/25/1986USRE32099 Optical printer
03/25/1986US4578812 Digital image processing by hardware using cubic convolution interpolation
03/25/1986US4578715 Picture signal quantizing circuit
03/25/1986US4578714 Halftone image recording apparatus
03/25/1986US4578713 Multiple mode binary image processing
03/25/1986US4578712 Picture image discriminating apparatus
03/25/1986US4578711 Video data signal digitization and correction system
03/25/1986US4578701 Method of recording an optional number of color separation images in an optional order and in optional positions on a recording medium
03/25/1986US4578689 Dual mode laser printer
03/25/1986US4578688 Light beam printer
03/25/1986US4578577 Light beam scanning device
03/25/1986US4578568 Data reader
03/19/1986EP0174778A1 Apparatus for individually processing optical images of different Wavelengths
03/19/1986EP0174721A2 Apparatus for processing image signal
03/19/1986EP0174659A2 Scanning read-out apparatus with scanning speed fluctuation compensating means and correction coefficient adjusting method
03/18/1986US4577235 Text/continuous tone image decision processor
03/18/1986US4577219 Method and an apparatus for copying retouch in electronic color picture reproduction
03/18/1986US4577218 Color separating circuit for producing red and black signals
03/18/1986US4577199 Thermal transfer recording apparatus
03/18/1986US4576769 Process for extruding and sizing foamed thermoplastic cigarette filter rods
03/18/1986CA1202130A1 Image magnification and demagnification system
03/18/1986CA1202116A1 Spatial correction device for an image analyzer
03/18/1986CA1201929A1 Duplex printing system and method therefor
03/13/1986WO1986001668A1 Ccd television camera
03/13/1986WO1986001667A1 Apparatus and method for editing electronically-displayed pictures
03/13/1986WO1986001631A1 Video disk apparatus providing organized picture playback
03/13/1986WO1986001619A1 Method for editing video still pictures
03/13/1986WO1986001613A1 Electrooptic scanning and modulating device
03/12/1986EP0174047A1 Colour printer
03/11/1986US4575771 Apparatus for superimposing and reproducing still picture signals
03/11/1986US4575769 Variable resolution scanning in line scan optical imaging systems
03/11/1986US4575768 Conversion to a two-valued video signal
03/11/1986US4575766 Process and apparatus for forming multiple electronic images on a photosensitive surface
03/11/1986US4575749 Component companding in a multiplexed component system
03/11/1986US4575740 Transistor circuit for reducing current after ignition in a metal paper printer
03/11/1986US4575739 Recording apparatus
03/11/1986US4575638 Thin film photoelectric converting device
03/11/1986US4575632 Infrared viewing apparatus
03/11/1986US4575628 Pattern scanner providing data to a computer which carries out lay planning
03/11/1986US4575398 Thin, clear resin film as spacer
03/11/1986US4575214 Copier/laser-printer conversion
03/05/1986EP0173413A2 Color image sensor
03/05/1986EP0173326A2 An electronic print board
03/05/1986EP0173099A1 A method for controlling magnification variation
03/05/1986EP0173032A2 Digital Color-Image Transformation
03/04/1986US4574319 Electronic camera having non-image data recorder
03/04/1986US4574318 Light arrangement for scanner-digitizer
03/04/1986US4574317 Hand scannable portable copier and method
03/04/1986US4574316 Document scanners
02/1986
02/26/1986EP0172592A1 Method and printing device for the line-wise printing of a image composed of an assembly of image elements
02/26/1986EP0172561A2 Thermal mechanism for printing fixed and variable information and postage meter having such a mechanism
02/25/1986US4573201 Data processing method of binary graphic pattern and system therefor
02/25/1986US4573149 Magneto-optical head assembly with improved detection means
02/25/1986US4573084 Document information filing system
02/25/1986US4573083 Image transmission system
02/25/1986US4573079 Sensor array driving circuit
02/25/1986US4573071 Method and system for displaying a color image simulating a multi-color printed matter on a screen
02/25/1986US4573058 Closed loop thermal printer for maintaining constant printing energy
02/25/1986US4573035 Digitization system
02/25/1986US4572798 Catalytic oxidation using copper catalyst
02/25/1986CA1201012A1 Method and apparatus for high speed thermal printing
02/19/1986EP0171954A2 Image enhancement
02/19/1986EP0171925A2 Hand held scanning device
02/19/1986EP0171801A2 Method for processing a backside illuminated detector assembly
02/19/1986EP0036020B1 Electronic camera employing a solid-state image sensor
02/18/1986US4571699 Optical mark recognition for controlling input devices, hosts, and output devices
02/18/1986US4571638 Random-access electronic camera
02/18/1986US4571637 Device for optically scanning a document
02/18/1986US4571636 Device for reading images of both surfaces of an original in one pass
02/18/1986US4571635 Method of image enhancement by raster scanning
02/18/1986US4571634 Digital image information compression and decompression method and apparatus
02/18/1986US4571633 High-speed facsimile machine capable of parallel processing
02/18/1986US4571632 Alternate line interpolation method and apparatus
02/18/1986US4571630 Electronic camera having information write function
02/18/1986US4571623 Data clocking circuitry
02/18/1986US4571604 Method of and device for the electrophotographic printing of information
02/18/1986US4571602 Recording apparatus
02/18/1986US4571573 Apparatus for converting an analog signal to a binary signal
02/18/1986US4571069 Recording apparatus
02/18/1986US4571053 Image forming apparatus
02/18/1986US4571021 Plural-beam scanning apparatus