Patents for B41J 2 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed (138,049) |
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01/26/1982 | US4312269 Dot printing apparatus |
01/26/1982 | US4312268 Apparatus and method for coating of inks applied at high speed |
01/26/1982 | EP0039728A4 Magnetic printing head having a high signal-to-noise ratio. |
01/26/1982 | CA1117178A1 Reproduction scanning system having intermediate storage between input and output scanning stations |
01/26/1982 | CA1117177A1 Electrographic printing head |
01/20/1982 | EP0043827A1 Ink jet printer. |
01/19/1982 | US4312045 Recording control arrangement for a dot recording machine |
01/19/1982 | US4312010 Ink jet printer |
01/19/1982 | US4312009 Device for projecting ink droplets onto a medium |
01/19/1982 | US4312008 Impulse jet head using etched silicon |
01/19/1982 | US4312007 Synchronized graphics ink jet printer |
01/19/1982 | US4312005 Ink jet printing apparatus |
01/19/1982 | US4311436 Fluid pressure and velocity sensing apparatus |
01/19/1982 | CA1116462A1 Bearing for the printing head of a matrix printer and printing head comprising such a bearing |
01/13/1982 | EP0043720A2 Error compensation circuit for a bit clock |
01/13/1982 | EP0043434A1 Matrix printer comprising an oscillary printing element carrier |
01/12/1982 | US4310846 Deflection compensated ink ejection printing apparatus |
01/12/1982 | US4310845 Ink drop compensation based on dynamic, print-data blocks |
01/12/1982 | CA1116225A1 Adjustable imaging apparatus having guide rails and centering devices |
01/06/1982 | EP0043295A1 Fluid drop recording apparatus |
01/06/1982 | EP0043286A1 Methods of ejecting droplets from an array of pulsed droplet ejectors |
01/06/1982 | EP0043275A1 Serial impact printer having two printing modes |
01/06/1982 | EP0042950A2 Current collector for resistive ribbon printers |
01/06/1982 | EP0042948A1 High speed impact matrix printer |
01/06/1982 | EP0042932A2 A process for the manufacture of hollow tube-like members |
01/06/1982 | EP0042923A2 Electrolytic printing electrode |
01/06/1982 | EP0042922A1 Infrared and visible dual dye ink for ink jet printers |
01/06/1982 | EP0042921A1 Wraparound ribbon printhead assembly for a printing mechanism |
01/05/1982 | US4309712 Thermal printer |
01/05/1982 | US4309711 Hidden gutter for ink jet recording system |
01/05/1982 | US4309117 Ribbon configuration for resistive ribbon thermal transfer printing |
01/05/1982 | US4309116 Print head assembly of wire dot matrix printer |
12/30/1981 | EP0042476A1 Electrophotographic copier including charge erase device |
12/29/1981 | US4308547 Liquid drop emitter |
12/29/1981 | US4308546 Ink jet tip assembly |
12/29/1981 | US4308543 Rotating ink jet printing apparatus |
12/29/1981 | US4308542 Ink jet recording method |
12/29/1981 | US4308318 Rub resistant ribbon for non-impact printing |
12/29/1981 | US4307966 Printer wire for printer wire assembly, assembly and method for producing same |
12/29/1981 | US4307958 Printing machine having immediate duplexing capabilities |
12/29/1981 | CA1115419A1 Security writing |
12/29/1981 | CA1115331A1 Electrographic recording head having integral recording electrode cleaning means |
12/29/1981 | CA1115326A1 Multiple speed ink jet printer |
12/23/1981 | EP0042318A1 Sequential charging of droplets for multi-nozzle jet printers |
12/23/1981 | EP0042317A1 Device for generating droplets for an ink jet printer |
12/23/1981 | EP0042293A2 A wire dot printer |
12/23/1981 | EP0042055A1 Ink jet printers and method of operating ink jet printers |
12/23/1981 | EP0042049A1 Improved deflection electrode arrangement for an aspirated ink jet printer |
12/23/1981 | EP0041982A1 A method for recording signals on bands by means of laser beams and apparatus for carrying out the method. |
12/22/1981 | US4307409 Multi-aperture, feedback system for a laser scanner |
12/22/1981 | US4307407 Ink jet printer with inclined rows of jet drop streams |
12/22/1981 | US4306497 Dot matrix type printer |
12/22/1981 | CA1114672A1 Ink maintenance sensor |
12/22/1981 | CA1114671A1 Print wire solenoid |
12/16/1981 | EP0041916A2 Method and printing head to produce printing signs by the matrix printing method |
12/16/1981 | EP0041777A1 Ink supply system for a printer |
12/16/1981 | EP0041706A2 Swinging refuse sheet of ink for the printing head of an ink writing device |
12/15/1981 | US4306245 Liquid jet device with cleaning protective means |
12/15/1981 | US4306243 Ink jet head structure |
12/15/1981 | US4306242 Laser recording system |
12/15/1981 | US4305701 Priming apparatus for liquid ink writing instruments |
12/15/1981 | US4305652 Merging of information in a copier-printer system |
12/15/1981 | US4305646 Optical system for electro-optical scanner |
12/15/1981 | CA1114501A1 Character presence processor |
12/15/1981 | CA1114219A1 Electrophotographic apparatus and method for producing printing plates |
12/09/1981 | EP0041218A2 Wire print head |
12/09/1981 | EP0041126A2 Mosaic printing head with cross-talk prevention means |
12/09/1981 | EP0041105A1 Air purging system for ink jet printer |
12/08/1981 | US4305082 Electric recording system and electric heat recording sheet |
12/08/1981 | US4305080 Compensating driver circuit for thermal print head |
12/08/1981 | US4305079 Movable ink jet gutter |
12/08/1981 | CA1114006A1 Method and apparatus for detecting information stored on photocopying media, transmitting and storing the same |
12/08/1981 | CA1114002A1 Compensation for aerodynamic drag on ink streams from a multi-nozzle ink array |
12/08/1981 | CA1113884A1 Thin film thermal print head |
12/08/1981 | CA1113782A1 Thermal transfer color printer |
12/02/1981 | EP0040953A1 Optical scanning apparatus |
12/02/1981 | EP0040883A2 Matrix printer with magnetic print-head adjustment |
12/02/1981 | EP0040879A2 Matrix printer with automatic print-head adjustment |
12/02/1981 | EP0040784A2 Arrangement for a print head in a matrix ink jet writing device |
12/01/1981 | US4303929 Air purging pump for ink jet printers |
12/01/1981 | US4303928 Printer head assembly for an ink jet system printer of the charge amplitude controlling type |
12/01/1981 | US4303927 Apparatus for exciting an array of ink jet nozzles and method of forming |
12/01/1981 | US4303925 Method and apparatus for controlling the position of printed ink droplets |
12/01/1981 | US4303347 Matrix printer carriage arrangement |
12/01/1981 | CA1113534A1 Piezoelectrically controlled drive system for generating high impact velocities and/or controlled strokes for impact printing |
12/01/1981 | CA1113438A1 Facsimile stylus assembly |
11/26/1981 | WO1981003306A1 Density control of jet printing droplets |
11/25/1981 | EP0040313A2 Matrix printer |
11/25/1981 | EP0035500A4 Laser-based image recording system. |
11/24/1981 | US4302762 Ink jet system printer including plural ink droplet issuance units for one column printing |
11/24/1981 | US4302761 Ink jet system printer of the charge amplitude controlling type capable of printing different size characters |
11/24/1981 | US4302700 Electrode guide for metal paper printers |
11/24/1981 | US4302115 System for driving print wires for printers |
11/24/1981 | US4302114 Electromagnetic wire printer |
11/24/1981 | US4302096 Graphic forms overlay apparatus |
11/24/1981 | US4301585 Method of forming plate having fine bores |
11/24/1981 | CA1113149A1 Lightning arrester device |
11/18/1981 | EP0039796A1 Control circuit for a write head with electrodes arranged in an inclined line of a metallized-paper printer |
11/18/1981 | EP0039772A1 Multinozzle ink jet printer and method of operating such a printer |
11/18/1981 | EP0039728A1 Magnetic printing head having a high signal-to-noise ratio. |