| 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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| 01/15/1992 | EP0466374A2 Method and apparatus for color data display |
| 01/15/1992 | EP0466369A2 Scanning apparatus and method |
| 01/15/1992 | EP0466185A2 Method of recording color image information |
| 01/15/1992 | EP0466172A2 Sheet feed for an image forming apparatus |
| 01/15/1992 | EP0466162A1 Image recording apparatus |
| 01/15/1992 | EP0465943A2 Text information processing apparatus having printer and printing dot signal generating apparatus for the same |
| 01/15/1992 | EP0465768A2 Contact type line image sensor |
| 01/15/1992 | EP0465558A1 Method and apparatus for producing half-tone separations in color imaging |
| 01/15/1992 | CN1057934A Automatic switching device for facsimile and telephone |
| 01/14/1992 | WO1992001252A1 Error protection for vlc coded data |
| 01/14/1992 | US5081691 Filtering techniques |
| 01/14/1992 | US5081688 Apparatus for recording regenerating record information comprising title and image information |
| 01/14/1992 | US5081631 Direct modulation of laser diodes for radiographic printers |
| 01/14/1992 | US5081597 Process for dynamically equalizing multichannel optical imaging systems |
| 01/14/1992 | US5081595 Paper supply tray status in electronic printers |
| 01/14/1992 | US5081544 Optical scanning apparatus |
| 01/14/1992 | US5081539 Facsimile apparatus and facsimile communication method |
| 01/14/1992 | US5081538 Recording apparatus capable of recording two kinds of signals by operation of a single member |
| 01/14/1992 | US5081536 Image sensor array using two stage transfer having improved uniformity |
| 01/14/1992 | US5081529 Color and tone scale calibration system for a printer using electronically-generated input images |
| 01/14/1992 | US5081528 Image forming apparatus |
| 01/14/1992 | US5081527 Digital image forming apparatus |
| 01/14/1992 | US5081526 Copying apparatus which uses thermally developable photosensitive materials |
| 01/14/1992 | US5081508 Paper-jam detecting device |
| 01/14/1992 | US5081494 Job supplement for electronic printing machines |
| 01/14/1992 | US5081477 Method and apparatus for synchronizing the pel clock of a laser printer |
| 01/14/1992 | US5081356 Image read-out apparatus |
| 01/14/1992 | US5081346 Solid state imaging device including a rod lens array |
| 01/14/1992 | CA1294317C Electrophotographic recording apparatus for a facsimile device |
| 01/14/1992 | CA1294315C Single beam full color electrophotography |
| 01/14/1992 | CA1294314C Facsimile apparatus |
| 01/14/1992 | CA1294160C Apparatus and method of forming and projecting high precision optical images |
| 01/10/1992 | WO1992002101A1 Process for the generation and storage of digitized threshold density values for the scanning of a half-tone image pattern |
| 01/10/1992 | CA2046574A1 Scanning apparatus and method |
| 01/09/1992 | WO1992000652A1 Dct transform compression, transmission and recovery of digital color using virtual filtering mechanism |
| 01/09/1992 | WO1992000650A1 Photographic video recording processor and method |
| 01/09/1992 | WO1992000645A1 Non-impact printer for recording in color |
| 01/09/1992 | WO1992000644A1 Device for forming image |
| 01/09/1992 | WO1992000196A1 L.e.d. array printer |
| 01/09/1992 | DE4021061A1 Coded protection for transmitted facsimile data - subjecting line scanned data to bit shifting to maintain confidentiality |
| 01/08/1992 | EP0465216A2 Compact read/write scanner |
| 01/08/1992 | EP0465215A2 Portable copier |
| 01/08/1992 | EP0465213A2 Input and output scanner |
| 01/08/1992 | EP0465209A2 Scanner with document and copy sheet registration means |
| 01/08/1992 | EP0465179A2 Electronic copying/printing machines |
| 01/08/1992 | EP0465178A2 Device for detecting a plurality of frequencies sent from an exchange |
| 01/08/1992 | EP0465166A2 Job/page proofing for electronic printers |
| 01/08/1992 | EP0465136A2 Optical scanning apparatus having submicron wobble correction |
| 01/08/1992 | EP0465093A2 Method and apparatus for stream printing in an electronic reprographic device |
| 01/08/1992 | EP0465074A1 Image forming apparatus |
| 01/08/1992 | EP0465011A2 Method of encoding an E-mail address in a fax message and routing the fax message to a destination on a network |
| 01/08/1992 | EP0464677A2 Method of setting a printing condition of a video hardcopy |
| 01/08/1992 | EP0464650A2 Method of and apparatus for producing halftone dot image |
| 01/08/1992 | EP0464556A2 Light source driving apparatus and image forming system using the same |
| 01/08/1992 | EP0464527A2 System for and method of reading image information |
| 01/08/1992 | EP0464523A1 Method of and apparatus for reading image |
| 01/08/1992 | EP0464349A2 Image forming apparatus and method |
| 01/08/1992 | EP0268642A4 High resolution photographic film printer |
| 01/08/1992 | CN2092837U Automatic switch of power source for facsimile printer |
| 01/07/1992 | US5079721 Apparatus for generating a screened reproduction of an image |
| 01/07/1992 | US5079678 Integrating light source utilizing a fluorescing reflector for improved light emission and color balance |
| 01/07/1992 | US5079639 Hand-held, manually sweepable image data processing apparatus |
| 01/07/1992 | US5079638 Image reading apparatus |
| 01/07/1992 | US5079635 Line sensor apparatus |
| 01/07/1992 | US5079626 Digital picture image forming apparatus for eliminating cross talk between a plurality of colors |
| 01/07/1992 | US5079624 Digital image processing apparatus |
| 01/07/1992 | US5079621 Dct transform compression, transmission and recovery of digital color using virtual filtering mechanism |
| 01/07/1992 | US5079567 Leaf-spring assembly for LED printhead |
| 01/07/1992 | US5079563 Error reducing raster scan method |
| 01/07/1992 | US5079401 Apparatus for machining a hollow cylinder to produce a pattern drum |
| 01/07/1992 | US5078463 Laser beam scanning device |
| 01/07/1992 | CA1294078C Facsimile communication apparatus |
| 01/07/1992 | CA1294068C Method and apparatus for reading a transparent photostimulable luminescent screen |
| 01/04/1992 | WO1992001278A1 System for the secure storage and transmission of data |
| 01/02/1992 | EP0463968A2 Communication terminal and the method using the same |
| 01/02/1992 | EP0463879A2 Switching video signals |
| 01/02/1992 | EP0463844A2 Image processing Apparatus |
| 01/02/1992 | EP0463804A2 Image processing apparatus and method |
| 01/02/1992 | EP0463618A2 Image processing method and image processing system |
| 01/02/1992 | EP0463473A2 Fast calculation apparatus for carrying out a forward and an inverse transform |
| 01/02/1992 | EP0463471A2 Image processing system for documentary data |
| 01/02/1992 | EP0463451A2 Apparatus for selective distribution of messages over a communications network |
| 01/02/1992 | EP0463191A1 Electronical process for improving a line image |
| 01/02/1992 | EP0463124A1 System of combined digital photographies |
| 01/02/1992 | EP0463102A1 System for plotting and scanning graphic images. |
| 01/02/1992 | DE4117680A1 Colour video printing device with freehand editing function - uses light pen to superimpose characters on graphics on stored video images |
| 01/02/1992 | DE4020346A1 Reflector for optical line scanner in imaging appts. - has window aligned with external reflection surface and spaced exit opening to provide two perpendicular beams |
| 01/02/1992 | DE4019975A1 Facsimile receiver with automatic envelope device - uses application of pressure and heat to bond assembled sheet stack together |
| 01/01/1992 | CN1015288B Stylus printing class-3 facsimile equipment |
| 12/31/1991 | USRE33783 Document scanning system |
| 12/31/1991 | US5077812 Image processing apparatus |
| 12/31/1991 | US5077811 Character and picture image data processing system |
| 12/31/1991 | US5077808 Method for processing an image by histogram alteration |
| 12/31/1991 | US5077804 Telecommunications device and related method |
| 12/31/1991 | US5077795 Security system for electronic printing systems |
| 12/31/1991 | US5077787 Data communication apparatus |
| 12/31/1991 | US5077786 System and method for controlling facsimile apparatus in response to a computer generated signal or a cng signal |
| 12/31/1991 | US5077742 Error-corrected facsimile communication control system |
| 12/31/1991 | US5077618 Image data processing apparatus |
| 12/31/1991 | US5077615 Halftone image recording apparatus combining error scattering and multi-level tone conversion techniques |