| 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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| 12/18/1991 | EP0461936A2 Driving method for ink jet head |
| 12/18/1991 | EP0461935A2 Ink jet recording head and recording apparatus using said recording head |
| 12/18/1991 | EP0461833A2 Ink jet recording apparatus |
| 12/18/1991 | EP0461810A2 Image forming apparatus and method for forming image using recording head and test image |
| 12/18/1991 | EP0461759A2 Recording apparatus for performing recording using recording head |
| 12/18/1991 | EP0461642A1 Impact dot print head and a manufacturing method thereof |
| 12/18/1991 | EP0461437A2 Information recording apparatus |
| 12/18/1991 | EP0461199A1 High quality plotting technique for raster printing devices |
| 12/18/1991 | EP0461121A1 Non-impact print apparatus and method for grey level recording. |
| 12/17/1991 | US5073861 Method of and apparatus for preventing overheating of heating element |
| 12/17/1991 | US5073787 Thermal recording method, thermal recording medium used in the method and method for producing the thermal recording medium |
| 12/17/1991 | US5073786 Thermal head breakage detecting circuit |
| 12/17/1991 | US5073785 Minimizing or avoiding drop deflection in ink jet devices |
| 12/17/1991 | US5073448 Containing light stabilizers |
| 12/17/1991 | US5073434 Having thick dielectric imaging layer |
| 12/17/1991 | US5073051 Matrix pin print head having a shield to counter magnetic fields |
| 12/17/1991 | US5073049 Print control for dot matrix printer |
| 12/11/1991 | EP0460303A2 Continuous-form electrophotographic printers |
| 12/11/1991 | EP0460197A1 Thermal printer |
| 12/11/1991 | EP0460182A1 Clamping apparatus for thermal transfer printer |
| 12/11/1991 | EP0459979A1 Method of making a fiber optic array. |
| 12/10/1991 | US5072260 Image forming apparatus having analog and digital exposure means |
| 12/10/1991 | US5072243 Electrostatic purge for an ion projection device |
| 12/10/1991 | US5072242 Ink jet recording apparatus utilizing electrolysis to effects ink discharge |
| 12/10/1991 | US5072241 Ink recording apparatus provided with shutter |
| 12/10/1991 | US5072240 On-demand type ink jet print head |
| 12/10/1991 | US5072239 Spatial light modulator exposure unit and method of operation |
| 12/10/1991 | US5072238 Heat transfer recording method |
| 12/10/1991 | US5072237 Thermal printer for a portable data terminal |
| 12/10/1991 | US5072236 Thick film type thermal head |
| 12/10/1991 | US5072235 Method and apparatus for the electronic detection of air inside a thermal inkjet printhead |
| 12/10/1991 | US5071270 Dot matrix print head with moveably adjustable needle guide |
| 12/10/1991 | US5071269 Wiring of actuators in a wire-dot print head |
| 12/10/1991 | US5071268 Wire-dot print head driving apparatus having sensing coils |
| 12/10/1991 | US5071267 Actuation magnet for a printing stylus of a matrix printer |
| 12/10/1991 | CA1292909C Droplet deposition apparatus |
| 12/06/1991 | WO1991019231A1 Laser printer for continuous webs/labels |
| 12/06/1991 | CA2080458A1 Laser printer for continuous-web supported labels |
| 12/05/1991 | DE4117678A1 Bit image pattern generator - uses character patterns for conversion to bit image patterns enabling printing of many types without large memory |
| 12/05/1991 | DE4017561A1 Optical print head with glass plate carrier - facilitates gate row testing before combination into large format print heads |
| 12/04/1991 | EP0459942A1 Inks |
| 12/04/1991 | EP0459799A2 Image forming apparatus |
| 12/04/1991 | EP0459523A2 Ink jet recording apparatus |
| 12/04/1991 | EP0459481A2 Method of manufacturing thermal head |
| 12/04/1991 | EP0458997A1 Method of operating a thermal ink jet printer |
| 12/04/1991 | EP0458964A1 Bidirectional hot melt ink jet printing. |
| 12/04/1991 | EP0458960A1 Method and apparatus for halftone image reproduction by forming an image dot using plural and differently exposed sublines |
| 12/04/1991 | EP0458958A1 Bubble jet print head having improved multiplex actuation construction. |
| 12/03/1991 | US5070412 Apparatus for generating an enlargement/reduction signal |
| 12/03/1991 | US5070347 Cylindrical wall member for ink liquid resevoir mounted on a carriage in an ink jet system printer |
| 12/03/1991 | US5070346 Ink near-end detecting device |
| 12/03/1991 | US5070345 Interlaced ink jet printing |
| 12/03/1991 | US5070343 Printing head for resistive ribbon type printing apparatus |
| 12/03/1991 | US5070342 Thermal printer |
| 12/03/1991 | US5070341 Liquid stream deflection printing method and apparatus |
| 12/03/1991 | US5069556 Method for correcting drift of printing position and printing apparatus for practising the same |
| 12/03/1991 | US5068961 Method of manufacturing ion flow recording head |
| 12/03/1991 | CA1292637C Desk top thermal printer |
| 12/01/1991 | WO1991019299A1 Device for printing wire rod |
| 12/01/1991 | CA2279595A1 Method of operating an electrostatic printer |
| 12/01/1991 | CA2067212A1 Printing apparatus for wire material |
| 11/28/1991 | WO1991018471A1 Pulse count modulation for thermal printing |
| 11/28/1991 | WO1991017891A1 Ink-jet printing head for a liquid-jet printing device operating on the heat converter principle and process for making it |
| 11/28/1991 | DE4016935A1 Long-life thermal printing head with hard low-friction coating - uses diamond-like amorphous carbon coating to protect resistive heating elements from wear |
| 11/27/1991 | EP0458691A1 Improvement in thermal printheads |
| 11/27/1991 | EP0458650A2 Method and apparatus for interlaced multicolor printing |
| 11/27/1991 | EP0458612A2 Printing apparatus |
| 11/27/1991 | EP0458585A2 An optical head for a laser printer |
| 11/27/1991 | EP0458579A2 Electrostatic marking |
| 11/27/1991 | EP0458569A1 Method and apparatus for generating character patterns in an output memory |
| 11/27/1991 | EP0458507A2 Method for adjusting a strobe pulse for a thermal line array printer |
| 11/27/1991 | EP0458461A2 Self-aligning thermal print head and paper loading mechanism |
| 11/27/1991 | EP0458275A2 Doppler velocimeter and apparatus using the same |
| 11/26/1991 | US5068806 Method of determining useful life of cartridge for an ink jet printer |
| 11/26/1991 | US5068805 Data processor for processing original image information into bit map data, having means for permitting the bit map data to be always stored in varying-capacity memory |
| 11/26/1991 | US5068803 Method and apparatus for filling contours in digital typefaces |
| 11/26/1991 | US5068676 Image data storing device for an image forming apparatus |
| 11/26/1991 | US5068674 Liquid jet recording head stabilization |
| 11/26/1991 | US5068149 Wire member of cemented carbide |
| 11/26/1991 | US5068006 Thermal ink jet printhead with pre-diced nozzle face and method of fabrication therefor |
| 11/26/1991 | US5067980 Recording process and liquid using water-soluble organic solvent |
| 11/26/1991 | CA1292581C Color-matched printing |
| 11/26/1991 | CA1292386C Microlenses for acoustic printing |
| 11/26/1991 | CA1292384C Acoustic lens arrays for ink printing |
| 11/23/1991 | CA2040715A1 Facsimile machine using thin film electroluminescent device |
| 11/21/1991 | EP0457584A1 Tape printing apparatus |
| 11/21/1991 | EP0457575A2 Recording head wherein recording electrode array and return circuit electrode sheet are provided on respective opposite surfaces of insulating substrate having thin-walled distal end portion |
| 11/21/1991 | EP0457574A2 Recording head having two substrates superposed such that electrode supporting surface of one of the substrates faces non-electrode-supporting surface of the other substrate |
| 11/21/1991 | EP0457557A2 Thermal edge jet drop-on-demand ink jet print head |
| 11/21/1991 | EP0457427A2 Apparatus for sharpening a colour image |
| 11/21/1991 | EP0457330A2 Image forming apparatus |
| 11/21/1991 | EP0457229A2 Printing apparatus and information processing apparatus using the same |
| 11/21/1991 | EP0456840A1 Pressure-sensitive adhesive tape, ink jet recording head, and storing method |
| 11/21/1991 | DE4027657C1 Ink composition monitor for printing machine reservoir - has evaluator comparing detected dielectric value with stipulated for warning and/or shut=off |
| 11/20/1991 | CN1014836B Character input method |
| 11/19/1991 | US5066964 Liquid-jet |
| 11/19/1991 | US5066963 Ink jet head having heat-generating resistor comprised of a complex compound |
| 11/19/1991 | US5066962 Laser thermal printer having a light source produced from combined beams |
| 11/19/1991 | US5066961 Tonal printer utilizing heat prediction and temperature detection means |
| 11/19/1991 | US5066960 Thermal printing head |