| 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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| 01/15/1992 | EP0466093A2 Recording method, recording apparatus for conducting the recording method and ink jet cartridge for use in the recording apparatus |
| 01/15/1992 | EP0466028A2 Inks for ink-jet printing on plain paper |
| 01/15/1992 | EP0465943A2 Text information processing apparatus having printer and printing dot signal generating apparatus for the same |
| 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 | US5081596 Text and color image printing system |
| 01/14/1992 | US5081595 Paper supply tray status in electronic printers |
| 01/14/1992 | US5081544 Optical scanning apparatus |
| 01/14/1992 | US5081493 Method of controlling thermal fixing unit for electronic transfer printer |
| 01/14/1992 | US5081477 Method and apparatus for synchronizing the pel clock of a laser printer |
| 01/14/1992 | US5081476 Ionographic printhead gating control for controlling charge density image defects due to surface velocity variations |
| 01/14/1992 | US5081475 Vertical line width control ionographic system |
| 01/14/1992 | US5081474 Recording head having multi-layer matrix wiring |
| 01/14/1992 | US5081473 Temperature control transducer and MOS driver for thermal ink jet printing chips |
| 01/14/1992 | US5081472 Cleaning device for ink jet printhead nozzle faces |
| 01/14/1992 | US5081471 True edge thermal printhead |
| 01/14/1992 | US5080716 Hydroxyarylsulfonamide anticlogging agents |
| 01/14/1992 | US5080512 Apparatus and method for printing including slide mechanism |
| 01/14/1992 | US5080510 Matrix print head with an electromagnetic coil support |
| 01/14/1992 | US5080337 Apparatus and method for individually printing signatures during delivery to a bindery line |
| 01/14/1992 | CA2044442A1 Method for editing character bit maps at small sizes using connected runs |
| 01/11/1992 | WO1992000849A1 Printing head |
| 01/11/1992 | CA2066580A1 Printing head |
| 01/10/1992 | WO1992000852A1 Transfer printing process |
| 01/09/1992 | WO1992000645A1 Non-impact printer for recording in color |
| 01/09/1992 | WO1992000575A1 L.e.d. printer apparatus with improved temperature compensation |
| 01/09/1992 | WO1992000196A1 L.e.d. array printer |
| 01/09/1992 | WO1992000195A1 Parasitic resistance compensation for thermal printers |
| 01/09/1992 | WO1992000194A1 Thermal printing system with encoded sheet set |
| 01/09/1992 | DE4020886A1 Compensating ink jet printer heating resistance valves - changing width and length to obtain stipulated value |
| 01/09/1992 | DE4020885A1 Setting pulse voltage level for heating resistance of ink jet printer - comparing measured resistance with stored value in electronic unit |
| 01/08/1992 | EP0465260A2 Method and apparatus for cleaning ink-jet orifice plate |
| 01/08/1992 | EP0465212A2 Ink jet printheads |
| 01/08/1992 | EP0465071A2 Ink jet print head |
| 01/08/1992 | EP0465039A1 Ink composition |
| 01/08/1992 | EP0464948A1 LED exposure head with overlapping electric circuits. |
| 01/08/1992 | EP0464733A2 Thermal ink jet printhead with location control of bubble collapse |
| 01/08/1992 | EP0464650A2 Method of and apparatus for producing halftone dot image |
| 01/08/1992 | EP0464588A1 Use of vacuum for improved density in laser-induced thermal dye transfer |
| 01/08/1992 | EP0464556A2 Light source driving apparatus and image forming system using the same |
| 01/08/1992 | EP0464269A1 Led exposure head |
| 01/08/1992 | CN1057613A Impact dot head and manufacturing method thereof |
| 01/07/1992 | US5079626 Digital picture image forming apparatus for eliminating cross talk between a plurality of colors |
| 01/07/1992 | US5079572 Electrostatic recording head and method of making the same |
| 01/07/1992 | US5079571 Interlaced printing using spaced print arrays |
| 01/07/1992 | US5079570 Capillary reservoir binary ink level sensor |
| 01/07/1992 | US5079567 Leaf-spring assembly for LED printhead |
| 01/07/1992 | US5079566 Printing apparatus with a printhead having stratified recording electrodes, return electrode and preheating electrode for use with resistive thermal transfer ribbon |
| 01/07/1992 | US5079564 Recording apparatus using a time varying distribution of heat element driving pulses |
| 01/07/1992 | US5079563 Error reducing raster scan method |
| 01/07/1992 | US5079189 Method of making RIS or ROS array bars using replaceable subunits |
| 01/07/1992 | US5078790 Ink, ink-jet recording process, and instrument making use of the ink |
| 01/07/1992 | US5078521 High-speed or high-definition dot matrix printing head |
| 01/07/1992 | US5078520 Apparatus for driving printing head of wire-dot impact printer |
| 01/07/1992 | US5078517 Wire-dot impact printer with head gap adjustment responsive to measured wire movement |
| 01/07/1992 | US5078463 Laser beam scanning device |
| 01/07/1992 | CA1294059C Very high-acceleration tolerant circuit card packaging structure |
| 01/07/1992 | CA1293971C Dyes containing polyhydroxyl groups for ink-jet printing inks |
| 01/07/1992 | CA1293885C Mist reduction assembly for ink jet printer |
| 01/03/1992 | CA2044402A1 Thermal ink jet printhead and method of manufacture |
| 01/02/1992 | EP0463879A2 Switching video signals |
| 01/02/1992 | EP0463849A2 Accumulator and pressure control for ink-jet pens |
| 01/02/1992 | EP0463843A2 Image forming apparatus |
| 01/02/1992 | EP0463743A2 An image forming apparatus |
| 01/02/1992 | EP0463500A1 An apparatus for reducing, enlarging and projecting image information |
| 01/02/1992 | EP0358723B1 Process for the production of a piezoelectric ink printing head |
| 01/02/1992 | EP0249626B1 Replaceable thermal ink jet component and thermosonic beam bonding process for fabricating same |
| 01/02/1992 | DE4020303A1 Ink jet printer - has head with ink directly heated to generate droplets due to local vapour bubbles |
| 01/02/1992 | DE4020129A1 High resolution matrix printer - has lines of elements set at angle to feed direction to improve print resolution |
| 01/02/1992 | DE4019539A1 Permanent anti-wetting coating prodn. on surface esp. of orifice plate - for ink jet printing head, by coating with silicone oil and crosslinking in plasma |
| 01/01/1992 | CN1057428A Discharging recovery method for jet recording head and apparatus for implementing method |
| 12/31/1991 | US5077615 Halftone image recording apparatus combining error scattering and multi-level tone conversion techniques |
| 12/31/1991 | US5077606 Color signal emphasizing/de-emphasizing circuit |
| 12/31/1991 | US5077566 Image forming apparatus |
| 12/31/1991 | US5077565 Ink recording apparatus with slider to control jetted ink amount |
| 12/31/1991 | US5077564 Arcuate edge thermal print head |
| 12/31/1991 | US5077563 Low wear resistance ceramic substrate; oxidation resistant electroconductive material; heat treated to provide nitride electrical contact |
| 12/31/1991 | CA1293783C Near-linear spring connect structure for flexible interconnect circuits |
| 12/27/1991 | EP0462684A1 Needle matrix print head |
| 12/27/1991 | EP0226579B1 Print element band for impact printer |
| 12/27/1991 | CA2040212A1 Use of vacuum for improved density in laser-induced thermal dye transfer |
| 12/26/1991 | WO1991019956A1 Method and printing head for multicolour ink-jet printing and method of making said head |
| 12/24/1991 | US5075779 Apparatus and method for interpreting image data for use in a raster plotter |
| 12/24/1991 | US5075701 Thermal recording head having group-wise actuable heating elements |
| 12/24/1991 | US5075698 Method of driving a recording head and a recording apparatus utilizing this method |
| 12/24/1991 | US5075690 Temperature sensor for an ink jet printhead |
| 12/24/1991 | US5075689 Bidirectional hot melt ink jet printing |
| 12/24/1991 | US5075250 Method of fabricating a monolithic integrated circuit chip for a thermal ink jet printhead |
| 12/24/1991 | US5074688 Structure for mounting printing head |
| 12/24/1991 | US5074687 Armature of an electromagnet-coil/armature system for dot matrix print heads, and method of manufacturing same |
| 12/24/1991 | US5074684 Dot printer device having a control unit to print horizontal lines |
| 12/24/1991 | US5074641 Optical scanning device |
| 12/24/1991 | US5074418 Ink replenishing system transport and storage container |
| 12/24/1991 | US5074244 Spray marking nozzle |
| 12/24/1991 | CA1293528C Thermodynamic printing method and means |
| 12/21/1991 | WO1991019955A1 Method for producing an image on a substrate having the same spectral content with front and back illumination |
| 12/18/1991 | EP0461996A2 Picture processing apparatus |
| 12/18/1991 | EP0461940A2 Ink jet recording apparatus and driving method therefor |
| 12/18/1991 | EP0461939A2 Ink jet recording apparatus using heat generating element |
| 12/18/1991 | EP0461938A2 Ink jet recording method and ink jet recording apparatus using same |