Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
12/1992
12/09/1992EP0517396A1 Scanner
12/09/1992EP0517374A1 Digital color matrixing circuit
12/09/1992EP0517263A2 Thermal transfer image forming apparatus
12/09/1992EP0517235A2 Image reading apparatus
12/09/1992EP0517097A2 Analog neural network for sensor image fusion
12/09/1992EP0517035A2 Method for merging images
12/09/1992EP0517007A1 Facsimile device
12/09/1992EP0516829A1 Method and apparatus for automatic exposure control in an electronic imaging system.
12/09/1992EP0516826A1 Metric conversion mechanism for digital images in a hierarchical, multi-resolution, multi-use environment
12/09/1992EP0516821A1 Split v-roof mirror collector.
12/09/1992EP0516701A1 Video telephone system.
12/08/1992WO1992022109A1 Laser beam scanning apparatus and method
12/08/1992US5170467 Method of printing leaflets, catalogs or the like
12/08/1992US5170445 Document decompressing system
12/08/1992US5170443 Image processor for processing source pixel intensity values
12/08/1992US5170428 Data communication apparatus
12/08/1992US5170403 Modulation circuit for grayscale laser printing
12/08/1992US5170397 Method and apparatus for recovering from object faults in an electronic reprographic printing system
12/08/1992US5170340 System state controller for electronic image processing systems
12/08/1992US5170270 Image writing device
12/08/1992US5170267 For visually checking that the scan illumination lamp is in specifications
12/08/1992US5170266 Multi-capability facsimile system
12/08/1992US5170263 Image processing system
12/08/1992US5170262 Electronic camera
12/08/1992US5170261 Printing method
12/08/1992US5170257 Method and apparatus for calibrating halftone output from an imagesetting device
12/08/1992US5170182 Apparatus and method for registering an image on a recording medium
12/08/1992US5170181 Laser scanning apparatus
12/08/1992US5170129 Charge detecting circuit with variable capacitor and method for same
12/08/1992US5170069 Image pickup apparatus
12/08/1992US5169827 Color separation plate manufacturing method
12/08/1992CA1311311C Full page graphics image display data reduction
12/03/1992DE4217831A1 Safety stopping device for image prodn. unit with main housing - has swivel element adjustable between open position lifted from main housing and closed position lying on main housing
12/02/1992EP0516477A2 Compression enhancement in graphics systems
12/02/1992EP0516460A2 Digital signal processing system for color camera apparatus
12/02/1992EP0516459A2 Facsimile server with manual call release emulation
12/02/1992EP0516451A2 Interface for a secure fax transmission system with encrypting and decrypting
12/02/1992EP0516325A2 Error diffusion signal processing
12/02/1992EP0516319A2 Video printer
12/02/1992EP0516118A2 Recording apparatus
12/02/1992EP0516092A2 Image reader
12/02/1992EP0516083A2 Gradation corrector
12/02/1992EP0516061A1 Image formation apparatus
12/02/1992EP0516056A2 Facsimile apparatus
12/02/1992EP0516054A1 Automatic paper feeding device
12/02/1992EP0515685A1 Facsimile device having audio response function
12/02/1992EP0489758A4 Photographic video recording processor and method
12/02/1992EP0380510B1 Laser beam-induced colour printing
12/02/1992CN2123845U Simultaneous facsimile apparatus
12/01/1992US5168552 Color separation in ink jet color graphics printing
12/01/1992US5168379 Solid state imaging device having a defect relief system
12/01/1992US5168377 Self-running scanner for optically reading images
12/01/1992US5168376 Facsimile machine and its security control method
12/01/1992US5168374 Picture data encoding circuit with compression responsive to the amount of stored data
12/01/1992US5168373 Diagnostics system for use with a recording apparatus
12/01/1992US5168371 Image processing system for generating, storing, and transmitting image datafiles associated with enciphered identification information
12/01/1992US5168370 Printer capable of printing at regular time intervals
12/01/1992US5168369 Image reader having electrical and optical means for varying magnification
12/01/1992US5168357 Method for a calculation of a decision result for a field/frame data compression method
12/01/1992US5168352 Coloring device for performing adaptive coloring of a monochromatic image
12/01/1992US5168292 Method and apparatus for forming image color
12/01/1992US5168288 Thermal a scan laser printer
12/01/1992US5168167 Optical scanner having controllable light sources
12/01/1992US5168153 Integrator and image read device
12/01/1992CA2069774A1 Interface for a secure fax transmission system with encrypting and decrypting
12/01/1992CA1311050C Accessioning process for geographic maps and reading mode for accessioned maps
11/1992
11/26/1992WO1992021211A1 A multiple medium message recording system
11/26/1992WO1992021208A1 Omniview motionless camera orientation system
11/26/1992WO1992021199A1 A public telephone network including a distributed imaging system
11/26/1992WO1992021101A1 Continuous-tone image compression
11/26/1992WO1992021069A1 Image-forming device
11/26/1992DE4216886A1 Diapositive image reader recognising effective area of original - applies correction for shading to digitised signal before extracting peak value for adjustment of source brightness
11/25/1992EP0515169A2 Image scanner with paper sheet indexing by a scanning carriage actuating a barrel cam mounted on the shaft of an index roll
11/25/1992EP0515168A2 Graphical communication device
11/25/1992EP0515162A2 Image processing method and apparatus
11/25/1992EP0515088A1 Scanner Y-positioning accuracy control device and method
11/25/1992EP0514849A2 Image processing apparatus
11/25/1992EP0514746A1 Image processing apparatus
11/25/1992EP0514663A2 An apparatus and method for motion video encoding employing an adaptive quantizer
11/25/1992EP0514537A1 Apparatus for processing digital data
11/25/1992EP0514535A1 Image compression with color interpolation for a single sensor image system.
11/25/1992EP0514518A1 Printing apparatus and method
11/25/1992EP0514504A1 Printing method.
11/25/1992EP0514478A1 Digital halftoning with correlated minimum visual modulation patterns.
11/25/1992CN1019239B Display system
11/24/1992US5167013 User definable font substitutions with equivalency indicators
11/24/1992US5166999 High resolution print bar system
11/24/1992US5166986 Apparatus for binarizing image signals
11/24/1992US5166977 Protocol converter for a secure fax transmission system
11/24/1992US5166944 Laser beam scanning apparatus and method
11/24/1992US5166932 Wireless facsimile computer slate
11/24/1992US5166840 Picture image recording device
11/24/1992US5166820 Light beam scanning apparatus
11/24/1992US5166812 Fax machine with retractable drawer
11/24/1992US5166811 Image data processing apparatus
11/24/1992US5166810 Image quality control system for an image processing system
11/24/1992US5166809 For producing continuous tone color separations
11/24/1992US5166808 Digital binarization circuit for conversion of image data
11/24/1992US5166786 Image forming apparatus containing a display showing an adjustable image
11/24/1992US5166784 Original reading apparatus, having a filter, for reading a color original