| 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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| 10/04/1977 | US4052714 Electrographic recording head having an integral recording electrode cleaning means |
| 09/27/1977 | US4051538 Ink jet copier |
| 09/27/1977 | US4051537 Facsimile receiving apparatus |
| 09/27/1977 | US4051536 Electronic halftone imaging system |
| 09/27/1977 | US4050780 Optical system for a scanning apparatus with reflector pairs at each end |
| 09/27/1977 | US4050377 High speed printer with heated aperture board |
| 09/20/1977 | US4050078 Automatic nozzle cleaning system for ink ejection printer |
| 09/20/1977 | US4050076 Deflection means including a deflection electrode mounted on a travelling carriage in an ink jet system printer |
| 09/13/1977 | US4048657 Method and apparatus for synchronizing a facsimile transmission |
| 09/13/1977 | US4048470 Exothermic printing head |
| 09/06/1977 | US4047228 Receiving system for facsimile and the like |
| 09/06/1977 | US4047184 Charge electrode array and combination for ink jet printing and method of manufacture |
| 08/30/1977 | US4045819 Video recorder and playback apparatus |
| 08/30/1977 | US4045801 Ink ejection head for printer |
| 08/23/1977 | US4044385 Printing plate production apparatus |
| 08/23/1977 | US4044384 Optical scanning apparatus |
| 08/23/1977 | US4044383 Method and apparatus for synchronizing facsimile transceivers |
| 08/23/1977 | US4044382 Transmitting system for facsimile and the like |
| 08/16/1977 | US4042962 Composite information operating method and apparatus |
| 08/16/1977 | US4042939 Printer/plotter style system for confined installation and method |
| 08/09/1977 | US4041463 Document filing, updating and retrieval system |
| 08/09/1977 | US4040737 Method and arrangement for eliminating ghost image |
| 08/02/1977 | US4040096 Flying spot scanner with runout correction |
| 08/02/1977 | US4040095 Apparatus and method for facsimile scanning |
| 08/02/1977 | US4040094 Electronic screening |
| 08/02/1977 | US4040093 System for coding information change picture elements in facsimile signal |
| 08/02/1977 | US4040047 Erasable thermo-optic storage display of a transmitted image |
| 08/02/1977 | US4039843 Complementary mask image digitizer method and apparatus |
| 07/19/1977 | US4037249 Reproduction of colored images |
| 07/19/1977 | US4037247 Still color television signal recording and reproducing apparatus |
| 07/12/1977 | US4035837 Process and arrangement for facsimile coding |
| 07/12/1977 | US4035810 Magnetic interpositive method with electrostatic imaging |
| 07/05/1977 | US4034408 Flying spot scanner |
| 07/05/1977 | US4034407 Scan interlock system |
| 07/05/1977 | US4034406 Facsimile signal transmission system |
| 07/05/1977 | US4034405 Television facsimile transmission system |
| 07/05/1977 | US4034404 Signal combining system for binary pulse signals |
| 07/05/1977 | US4034400 Apparatus for reproducing graphic material |
| 07/05/1977 | US4033575 Automatic sheet feed and delivery apparatus |
| 07/05/1977 | US4033443 Logic circuit for grey-tone printer |
| 06/28/1977 | US4032978 Pseudo halftone print generator and method |
| 06/28/1977 | US4032977 Gray scale interpolation technique |
| 06/28/1977 | US4032969 System for reproducing and recording a plurality of color originals |
| 06/28/1977 | US4032925 Drive circuit for thermal printing array |
| 06/28/1977 | US4032924 Distortion reduction in ink jet system printer |
| 06/21/1977 | US4031519 Printer |
| 06/21/1977 | US4030806 Scanning optical system |
| 06/14/1977 | US4030122 Recording apparatus utilizing small optical components |
| 06/14/1977 | US4030106 Method and arrangement for eliminating undesired density variations in electrostatically created copies of an original |
| 06/07/1977 | US4028733 Pictorial information retrieval system |
| 06/07/1977 | US4028732 Apparatus and method for display of images |
| 06/07/1977 | US4028731 Apparatus for compression coding using cross-array correlation between two-dimensional matrices derived from two-valued digital images |
| 06/07/1977 | US4028711 Method of and device for electrostatic printing |
| 06/07/1977 | US4028105 Color correction process for color printing using electroluminscent element |
| 06/07/1977 | US4027961 Raster scan apparatus |
| 05/31/1977 | US4027337 Installation for the remote transmission of facsimiles |
| 05/31/1977 | US4027309 Ink jet printer apparatus and method of printing |
| 05/31/1977 | US4027308 Method and apparatus for forming droplets from a magnetic liquid stream |
| 05/31/1977 | US4027100 Code transmission system having buffers of approximately equal capacities on both transmitting and receiving sides |
| 05/31/1977 | US4026642 Identification card issuing apparatus |
| 05/24/1977 | US4025203 Mirror-type beam steerer having a virtual pivot |
| 05/24/1977 | US4025189 Preparation of half-tone images |
| 05/24/1977 | US4025154 Optical scanning system |
| 05/24/1977 | US4025066 Sheet feed device for a facsimile system |
| 05/17/1977 | US4024341 Method of picking out synchronizing light beam in light scanning systems |
| 05/10/1977 | US4023184 Thermal matrix type printing head |
| 05/10/1977 | US4023183 Rotary deflection electrodes in an ink jet system printer |
| 05/10/1977 | US4023181 Recording medium conductive electrode |
| 05/10/1977 | US4023080 Phase synchronizing circuit |
| 05/10/1977 | US4023048 Self-scanning photo-sensitive circuits |
| 05/10/1977 | US4022970 Facsimile receiver with improved FM demodulator |
| 05/03/1977 | US4021851 Writing head for facsimile image reproduction |
| 05/03/1977 | US4021845 Laser for generating white light |
| 04/26/1977 | US4020502 Method and apparatus for separating, combining and rearranging colored images |
| 04/26/1977 | US4020463 Apparatus and a method for storage and retrieval of image patterns |
| 04/26/1977 | US4020462 Method and apparatus for form removal from contour compressed image data |
| 04/26/1977 | US4019886 Heating to seal orifice elements |
| 04/26/1977 | US4019811 Optical scanner |
| 04/19/1977 | US4019188 Micromist jet printer |
| 04/19/1977 | US4019036 Method for the rational application of patterning signals to a patterning device, tools adapted to produce a pattern and an apparatus for carrying out the same |
| 04/19/1977 | US4018985 Facsimile apparatus for scanning a selected portion of a graphic record |
| 04/12/1977 | US4017894 Method for preparing color separation printing patterns |
| 04/12/1977 | US4017891 Method and equipment for line-by-line recording of color component images on a reproduction carrier |
| 04/12/1977 | US4016813 Electrostatic line printer |
| 04/05/1977 | US4016571 Ink jet recording apparatus |
| 03/29/1977 | US4015272 Ink ejection type writing unit |
| 03/29/1977 | US4015144 Circuit arrangement for conversion of an analog signal into a binary signal |
| 03/29/1977 | US4015081 Multifunction scanning system |
| 03/29/1977 | US4015077 Facsimile transmitter having improved response |
| 03/22/1977 | US4014030 Half-tone imaging with flying spot scanner system |
| 03/22/1977 | US4013876 Document scanning and printing system and method |
| 03/22/1977 | US4013831 Method for the production of printing forms |
| 03/22/1977 | US4013829 Method for the production of printing forms |
| 03/22/1977 | US4013828 Or time required to transmit a dithered image |
| 03/22/1977 | US4013827 Process and an arrangement for facsimile coding with address insertion of a specific surface element scanned for transmission limiting fault effectiveness up to the next inserted address |
| 03/22/1977 | US4013004 Ink mist type high speed printer |
| 03/15/1977 | US4012776 Luminescent screen laser scanning technique |
| 03/15/1977 | US4012745 Phase correction system |
| 03/15/1977 | US4012676 Device for driving recorders and printing carriages in data recorders |
| 03/15/1977 | US4012585 Input and output flying spot scanning system |