| 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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| 04/09/1991 | US5006870 Thermal recording head |
| 04/09/1991 | US5006869 Charged particle printer |
| 04/09/1991 | US5006867 Recording head for an ink jet recording apparatus having a plurality of temperature detection elements |
| 04/09/1991 | US5006866 Thermal printing apparatus responsive to estimated stored heat of the heating element |
| 04/09/1991 | US5006865 Method of recording gradation image in thermal printer |
| 04/09/1991 | US5006864 Information read-out and recording apparatus |
| 04/09/1991 | US5006863 Multiple copy thermal imaging |
| 04/09/1991 | US5006862 Fixation of reactive dyes to paper by ink-jet printing |
| 04/09/1991 | US5006705 Light beam scanning apparatus with controller for varying spacing between a plurality of scanning beams |
| 04/09/1991 | US5006704 Optical scanner and method for generating and detecting a composite dot on a scanning medium |
| 04/09/1991 | US5006202 Fabricating method for silicon devices using a two step silicon etching process |
| 04/09/1991 | US5005994 Printing head of wire-dot impact printer |
| 04/09/1991 | US5005993 Electrothermal printer with a resistive ink ribbon and differing resistance current return paths |
| 04/09/1991 | US5005815 Apparatus and method for individually printing signatures during delivery to a binding line conveyor |
| 04/09/1991 | CA1282819C Line scanner to reduce banding |
| 04/09/1991 | CA1282636C Apparatus and method for controlling a thermal printer apparatus |
| 04/04/1991 | WO1991004156A1 Disposal container for waste fluid in ink printing devices |
| 04/03/1991 | EP0420697A2 Reprographic machines with adjustable magnification |
| 04/03/1991 | EP0420575A2 Printer apparatus |
| 04/03/1991 | EP0420573A2 Light quantity control device |
| 04/03/1991 | EP0420469A2 Ink jet cartridge and ink jet apparatus having same |
| 04/03/1991 | EP0420427A2 Image forming apparatus |
| 04/03/1991 | EP0420412A1 Thermal head |
| 04/03/1991 | EP0420399A1 Interlace printing process |
| 04/03/1991 | EP0420259A2 Color image recording method and apparatus |
| 04/03/1991 | EP0420124A2 Optical unit for use in laser beam printer or the like |
| 04/03/1991 | EP0419876A1 Ink jet recording apparatus |
| 04/03/1991 | EP0244441B1 Apparatus and method for controlling a thermal printer apparatus |
| 04/03/1991 | CN1050353A Recording head with cover |
| 04/03/1991 | CN1050352A Ink jet recording head, cartridge and apparatus |
| 04/03/1991 | CN1012264B Drive circuit for thermal printer |
| 04/02/1991 | US5005029 Writing head |
| 04/02/1991 | US5005028 Image forming method and transfer recording medium therefor |
| 04/02/1991 | US5005027 Thermal recorder |
| 04/02/1991 | US5005026 Thermal head separating mechanisms |
| 04/02/1991 | US5005024 Ink jet recording apparatus which supplies repellent agent to liquid discharge port surface and method thereof |
| 04/02/1991 | US5004956 Thin film electroluminescent edge emitter structure on a silcon substrate |
| 04/02/1991 | US5004946 Parallel four-link mechanism |
| 04/02/1991 | US5003679 Method of manufacturing a droplet deposition apparatus |
| 04/02/1991 | CA1282281C Spatially addressable capillary wave droplet ejectors and the like |
| 03/29/1991 | CA2012481A1 Interlace printing process |
| 03/27/1991 | EP0419391A2 Printer buffer and rasterization arrangement |
| 03/27/1991 | EP0419255A2 Method and apparatus for controlling apparent uniformity of led printheads |
| 03/27/1991 | EP0419193A1 An ink jet apparatus |
| 03/27/1991 | EP0419192A1 Ink jet head and ink jet recording apparatus |
| 03/27/1991 | EP0419191A1 Liquid jet recording head and liquid jet recording apparatus having same |
| 03/27/1991 | EP0419190A2 Ink jet recording head, cartridge and apparatus |
| 03/27/1991 | EP0419189A1 Capping member for an ink container of a recording head cartridge of an ink jet recording apparatus |
| 03/27/1991 | EP0419181A1 Ink jet recording head, cartridge and apparatus |
| 03/27/1991 | EP0419180A1 Ink jet recording head and ink jet apparatus having same |
| 03/27/1991 | EP0419178A2 Ink jet recording |
| 03/27/1991 | EP0419042A1 Three component refrigerant |
| 03/27/1991 | EP0418828A1 Recording head with cover |
| 03/27/1991 | EP0418822A2 An ink jet recording apparatus |
| 03/27/1991 | EP0418820A2 An ink jet recording apparatus |
| 03/27/1991 | EP0418818A2 Ink-jet recording apparatus and temperature control method therefor |
| 03/27/1991 | EP0418792A1 Ink, ink jet recording method employing the same, method for producing the ink, and the use of the ink for recording on a substrate |
| 03/27/1991 | EP0418659A2 Ink jet recording apparatus |
| 03/27/1991 | EP0418433A1 Wire matrix print head |
| 03/27/1991 | EP0418268A1 Dot matrix print head assembly. |
| 03/26/1991 | US5003496 Page memory control in a raster image processor |
| 03/26/1991 | US5003382 Digital color copying machine |
| 03/26/1991 | US5003324 Thermal head |
| 03/26/1991 | US5003323 Thermal line printer with an array of heating elements linearly arranged along the longitudinal inside edge portions of a plurality of longitudinally staggered head segments |
| 03/26/1991 | US5003322 Holt melt ink supply unit |
| 03/26/1991 | US5002412 Armature guide for wire dot print head |
| 03/26/1991 | US5002409 Typewriter |
| 03/26/1991 | CA1282109C Fluid assisted ion projection printing head |
| 03/21/1991 | WO1991003796A1 A computer based digital image noise reduction method based on overlapping planar approximation |
| 03/21/1991 | WO1991003795A1 Digital image noise reduction of luminance and chrominance based on overlapping planar approximation |
| 03/20/1991 | EP0417673A2 Ink recording apparatus |
| 03/20/1991 | EP0417285A1 Electric drop-jet generator |
| 03/20/1991 | EP0417224A1 Method and apparatus for conversion of outline characters to bitmap characters |
| 03/19/1991 | US5001653 Merging plotter graphics within a text environment on a page printer |
| 03/19/1991 | US5001567 Recording apparatus |
| 03/19/1991 | US5001516 Page printer with electrically conductive lateral side plate |
| 03/19/1991 | US5001499 Light scanning apparatus and image forming apparatus utilizing same |
| 03/19/1991 | US5001498 Thermal transfer printer |
| 03/19/1991 | US5001497 Stream deflection jet body for liquid jet printers |
| 03/19/1991 | US5001496 Method for propelling droplets of a conductive liquid |
| 03/19/1991 | US5001341 Horizontal sync signal generating device for use in optical printer |
| 03/19/1991 | US5000811 Precision buttable subunits via dicing |
| 03/19/1991 | US5000786 Ink composition and ink jet recording apparatus and method |
| 03/19/1991 | US5000595 Printing apparatus |
| 03/19/1991 | US5000593 Matrix pin print head of the hinged-clapper-armature construction |
| 03/19/1991 | CA1281765C Circuit for controlling thermal heads of printing apparatus |
| 03/19/1991 | CA1281764C Thermal printer with printing plate making mode |
| 03/13/1991 | EP0416919A2 Image forming apparatus |
| 03/13/1991 | EP0416898A2 Thick film substrate with highly thermally conductive metal base |
| 03/13/1991 | EP0416849A2 Franking machine |
| 03/13/1991 | EP0416635A2 Character pattern forming apparatus |
| 03/13/1991 | EP0416557A1 Liquid jet recording head |
| 03/13/1991 | EP0416551A2 Method of producing a displacement device |
| 03/13/1991 | EP0416540A2 Ink jet printer recording head |
| 03/13/1991 | EP0416121A1 Printer that effects gradation recording |
| 03/13/1991 | EP0416056A1 Ink supply system for an ink jet head. |
| 03/13/1991 | EP0415908A1 Dot matrix printer. |
| 03/12/1991 | US4999712 Photoelectric converting device for forming charge latent image and recording system thereof |
| 03/12/1991 | US4999653 Venetian blinding |
| 03/12/1991 | US4999652 Ink supply apparatus for rapidly coupling and decoupling a remote ink source to a disposable ink jet pen |