| 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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| 09/30/1993 | WO1993019434A1 Image compression coder having improved bit rate control and block allocation |
| 09/30/1993 | WO1993019433A1 Fingerprint observation and recording system |
| 09/30/1993 | WO1993018993A1 Image reader |
| 09/30/1993 | DE4303775A1 Facsimile device transmission system - stores coded data transmitted to allow retransmission when transmission fault is detected at reception side |
| 09/30/1993 | CA2132311A1 Methods of achieving antitumor activity using 16-membered-macrolide-type compounds |
| 09/29/1993 | EP0562971A1 Method and apparatus for adaptive color characterization and calibration |
| 09/29/1993 | EP0562834A1 Method and apparatus for compressing and decompressing image data |
| 09/29/1993 | EP0562814A1 Optical image defocus correction |
| 09/29/1993 | EP0562813A1 System and method for converting halftone images to continuous-tone images |
| 09/29/1993 | EP0562793A1 Apparatus for automatic scanning of a plurality of input media |
| 09/29/1993 | EP0562760A1 Apparatus for measuring the spectral response of a color imaging device |
| 09/29/1993 | EP0562755A2 A technique for generating image reproduction |
| 09/29/1993 | EP0562672A2 Process of picture representation by data compression |
| 09/29/1993 | EP0562596A2 Color image processing method and apparatus thereof |
| 09/29/1993 | EP0562558A1 Image forming apparatus |
| 09/29/1993 | EP0562557A1 Planarizing layer for solid state imagers |
| 09/29/1993 | EP0562468A1 Image forming apparatus with copy guard |
| 09/29/1993 | EP0562387A1 Method and device for detecting full condition in a receiving magazine of a film handling apparatus |
| 09/29/1993 | EP0539565A4 Omniview motionless camera orientation system |
| 09/29/1993 | EP0341272B1 System for producing pixel image data from ccitt encoded pixel data |
| 09/29/1993 | EP0299012B1 Circuit for generating center pulse-width modulated waveforms and non-impact printer using same |
| 09/29/1993 | CN1076822A Method and apparatus for processing image |
| 09/28/1993 | US5249242 Method for enhancing raster pixel data |
| 09/28/1993 | US5249220 Handheld facsimile and alphanumeric message transceiver operating over telephone or wireless networks |
| 09/28/1993 | US5249069 Method and apparatus for automatic alignment of front and rear scanning cameras |
| 09/28/1993 | US5249068 Image reading apparatus |
| 09/28/1993 | US5249067 Method of and apparatus for producing halftone dot image |
| 09/28/1993 | US5249063 Information signal processing device for offset removal and signal identification of color difference signals |
| 09/28/1993 | US5249062 Image communication using ink jet recorder with heat fusing device |
| 09/28/1993 | US5249061 Color image printer with adaptive color process |
| 09/28/1993 | US5249060 Using horizontal and vertical synchronization signals to exclude inhibiting printing in an area defined by necessary description area data |
| 09/28/1993 | US5249053 Filmless digital camera with selective image compression |
| 09/28/1993 | US5249044 Product information storage, display, and coupon dispensing system |
| 09/28/1993 | US5249042 Electronic color screening system using color-dependent trigonometric functions |
| 09/28/1993 | US5248997 Facet reflectance correction in a polygon scanner |
| 09/28/1993 | US5248993 Thermal printer having a controller for controlling paper feed operation and a printing method thereof |
| 09/28/1993 | US5248879 Circuit for adjusting the sensitivity of a sensor using a digital counter and a low-pass filter |
| 09/28/1993 | US5248139 Document transport apparatus |
| 09/28/1993 | CA1322589C Apparatus and method for preventing paper interference in a recording device |
| 09/28/1993 | CA1322489C Dynamically stable sheet clamping system for high speed sheet handling drums |
| 09/23/1993 | DE4307577A1 Document information processing system for FAX transmissions - has information stored and used with databank of stored information to provide correct code data for generating transmission |
| 09/23/1993 | DE4209263A1 Process for reducing data content of digital video signals - has edge detector comparing input with threshold to control transmission via multiplexer coupled to input buffer |
| 09/23/1993 | CA2091920A1 Apparatus and method for picture representation by data compression |
| 09/22/1993 | EP0561700A1 Image recording apparatus |
| 09/22/1993 | EP0561606A1 Method and system for labeling a document for storage, manipulation, and retrieval |
| 09/22/1993 | EP0561605A2 Techniques for automatic form creation by combining partial operations |
| 09/22/1993 | EP0561592A1 Photographic camera system and photographic film printer |
| 09/22/1993 | EP0561498A2 Non-intrusive network-based analysis of facsimile transmissions |
| 09/22/1993 | EP0561417A1 Image processing device for resolution conversion |
| 09/22/1993 | EP0561358A1 Video control circuit for multimedia applications |
| 09/22/1993 | EP0561333A2 Half-tone conversion mask for digital images |
| 09/22/1993 | EP0561287A2 Density processing method |
| 09/22/1993 | EP0561232A1 Paper-supplying device |
| 09/22/1993 | EP0560930A1 Scanning beam control system with translated reference scale. |
| 09/22/1993 | EP0560872A1 Method and apparatus for halftone rendering of a gray scale image using a blue noise mask |
| 09/21/1993 | US5247591 Method and apparatus for the primary and secondary routing of fax mesages using hand printed characters |
| 09/21/1993 | US5247589 Method for encoding color images |
| 09/21/1993 | US5247588 Method of image restoration |
| 09/21/1993 | US5247384 Method of stabilizing resonant frequency and resonant scanner using the same |
| 09/21/1993 | US5247383 Scanner with a post facet lens system |
| 09/21/1993 | US5247372 Image composing method |
| 09/21/1993 | US5247371 Image processing system using job control sheets with attributes |
| 09/21/1993 | US5247370 Facsimile apparatus that can identify information sent from specific other party |
| 09/21/1993 | US5247369 Image transmission system |
| 09/21/1993 | US5247368 Method and apparatus for the transmission of a telefax message |
| 09/21/1993 | US5247352 Apparatus and method capable of using several sharpened color signals to sharpen each color component of a color image |
| 09/21/1993 | US5247174 Laser scanning apparatus having a scanning beam and a reference beam |
| 09/21/1993 | US5247126 Image reproducing apparatus, image information recording medium, and musical accompaniment playing apparatus |
| 09/21/1993 | US5246806 Electrophotographic photosensitive member and apparatus using same |
| 09/21/1993 | US5246805 Disazo pigment |
| 09/20/1993 | CA2091809A1 Image processing device for resolution conversion |
| 09/16/1993 | WO1993018616A1 Picture data encoding method |
| 09/16/1993 | WO1993018611A1 Image-adaptive process for regulating the length of a quantification interval during image data reduction |
| 09/16/1993 | WO1993018610A1 Telephone network application platform for supporting facsimile applications |
| 09/16/1993 | WO1993018478A1 Reader for decoding two-dimensional optical information |
| 09/16/1993 | DE4305481A1 Speech and data communication equipment with multiple threshold memory - selects appropriate appts. for message reception by comparison of incoming signal with threshold level recognised by computer |
| 09/16/1993 | DE4207726A1 Motion-caused distortion prevention in image taking for photosensitive semiconductor sensors - involving shift during first integration time by projected pixel height orthogonally to line sense |
| 09/16/1993 | DE4207610A1 Optical scanner for graphical sheets and documents - has sheet manually supplied to engage motor driven roller feed mechanism to move sheet under fixed line of optical scanning elements. |
| 09/16/1993 | CA2131884A1 Reader for decoding two-dimensional optical information |
| 09/16/1993 | CA2130112A1 Telephone network application platform for supporting facsimile applications |
| 09/15/1993 | EP0560605A1 Light-source device |
| 09/15/1993 | EP0560585A2 Circuit board for optical element |
| 09/15/1993 | EP0560547A1 Improvements relating to screened images |
| 09/15/1993 | EP0560387A2 Color converting circuit for use in an image forming apparatus |
| 09/15/1993 | EP0560383A1 Optical apparatus for image scanning |
| 09/15/1993 | EP0560359A1 Copy machine managing system and facsimile machine used therein |
| 09/15/1993 | EP0560334A1 Change-over switch for telephone connection |
| 09/15/1993 | EP0560285A1 Method and apparatus for generating simultaneously derived correlated digital halftone patterns |
| 09/15/1993 | EP0560260A1 An input device and a method of inputting data |
| 09/15/1993 | EP0560165A1 Image scanner system and method for improved microfilm image quality |
| 09/15/1993 | EP0559982A2 Image compression |
| 09/15/1993 | EP0559915A1 Lighting device and image readout device |
| 09/15/1993 | EP0559913A1 Image reader |
| 09/14/1993 | US5245701 Method and system for processing image data based on pixel characteristics |
| 09/14/1993 | US5245678 Image conversion with lossy adaptive error diffusion |
| 09/14/1993 | US5245677 Directional running average segmentation |
| 09/14/1993 | US5245676 Determination of image skew angle from data including data in compressed form |
| 09/14/1993 | US5245655 Method and a device for the protected transmission of data |
| 09/14/1993 | US5245484 DPSK-demodulating apparatus |
| 09/14/1993 | US5245481 Optical unit and method of fixing optical elements in optical unit |