| 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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| 05/01/1990 | US4922269 Liquid jet recording head unit, method of making same and liquid jet recording apparatus incorporating same |
| 05/01/1990 | US4922268 Piezoelectric detector for drop position determination in multi-pen thermal ink jet pen printing systems |
| 05/01/1990 | US4922265 Ink jet printhead with self-aligned orifice plate and method of manufacture |
| 05/01/1990 | US4922099 Electric field device |
| 05/01/1990 | US4921365 High speed shuttle printer |
| 05/01/1990 | US4921364 Dot matrix print head having easily removable magnets |
| 05/01/1990 | US4921320 Optical scanner |
| 05/01/1990 | US4921316 Integral fiber optic printhead |
| 04/25/1990 | EP0365454A1 High-resolution printing method using satellite ink drops in a continuous ink jet printer |
| 04/25/1990 | EP0365307A2 Transparent coatings for graphic applications |
| 04/25/1990 | EP0365267A2 A printing head for an impact dot printer |
| 04/25/1990 | EP0365254A2 Memory device for a page printer |
| 04/25/1990 | EP0365122A1 Impact printer |
| 04/25/1990 | EP0364800A1 Needle printing head |
| 04/25/1990 | EP0364702A1 Wire dot printing head |
| 04/25/1990 | EP0364518A1 Shear mode transducer for ink jet systems. |
| 04/25/1990 | CN1041564A Heated transferring recording method and recording device to perform method |
| 04/24/1990 | US4920422 Processes and automatic devices for high-resolution writing on a support by projecting drops of colored liquids |
| 04/24/1990 | US4920421 Simultaneous read/write copier |
| 04/24/1990 | US4920364 Liquid crystal dynamic attenuator for laser printers |
| 04/24/1990 | US4920363 Method of manufacturing electrostatic printer heads |
| 04/24/1990 | US4920362 Volumetrically efficient ink jet pen capable of extreme altitude and temperature excursions |
| 04/24/1990 | US4920360 Liquid ejection recording unit and liquid ejection recording apparatus |
| 04/24/1990 | US4920358 Imprinting apparatus |
| 04/24/1990 | US4920355 Interlace method for scanning print head systems |
| 04/24/1990 | US4919553 Printer having head release mechanism responsive to space commanding codes |
| 04/24/1990 | US4919499 Optical printer of scaning type |
| 04/19/1990 | WO1990004196A1 Method of making a fiber optic array |
| 04/19/1990 | WO1990004195A1 Fiber optic array |
| 04/19/1990 | WO1990004194A1 Fiber optic array |
| 04/19/1990 | WO1990003721A1 System for producing data bearing cards |
| 04/18/1990 | EP0364284A2 Ink cartridge for an ink jet printer |
| 04/18/1990 | EP0364227A2 Drop marking devices |
| 04/18/1990 | EP0364136A2 High density multi-channel array, electrically pulsed droplet deposition apparatus |
| 04/18/1990 | EP0364077A2 Light emitting diode print head assembly |
| 04/18/1990 | CN1041315A Method for recording heat translation and recording instrument for this method |
| 04/18/1990 | CN1041314A Dot-print apparatus |
| 04/17/1990 | US4918464 Heat-sensitive image transfer type printing apparatus |
| 04/17/1990 | US4918462 Method and apparatus for driving a solid scan type recording head |
| 04/17/1990 | US4917579 Transporter pump |
| 04/17/1990 | US4917010 Franking machine with variable and fixed data thermal printhead |
| 04/12/1990 | DE3834709A1 Image recording device |
| 04/12/1990 | DE3833099A1 Elektrisch steuerbare optische projektionsanordnung fuer einen nach dem xerographie-verfahren arbeitenden drucker Electrically controlled optical projection arrangement for one by xerographic process working printer |
| 04/11/1990 | EP0363325A1 Method for propelling droplets of a conductive liquid |
| 04/11/1990 | EP0363132A2 LED illuminator bar |
| 04/11/1990 | EP0363004A1 Electrostatic cleaning of electrodes in an electrographic printer |
| 04/11/1990 | EP0362897A2 Recording apparatus |
| 04/11/1990 | EP0362356A1 Printing apparatus. |
| 04/11/1990 | EP0362291A1 Piezoelectric ink printing head and process for its production. |
| 04/10/1990 | US4916530 High resolution halftone dot generator system including LED array |
| 04/10/1990 | US4916470 Image bar with electrochromic switching system |
| 04/10/1990 | US4916468 Movable ink jet thermal printing head to prevent ink stoppage |
| 04/10/1990 | US4916464 Light emitting diode array print head having no bonding wire connections |
| 04/10/1990 | US4915718 Fabrication of ink jet nozzles and resulting product |
| 04/10/1990 | US4915524 Print wire guiding device for wire type dot printer |
| 04/10/1990 | US4915519 Direct negative from resistive ribbon |
| 04/10/1990 | US4915517 Print head |
| 04/10/1990 | US4915465 Laser beam printer using only one side surface of a rotational mirror to scanningly deflect a substantially perpendicular laser beam |
| 04/10/1990 | CA1267563A1 Impulse ink jet print head and method of making same |
| 04/05/1990 | WO1990003621A1 Electrically controlled optical projection arrangement for a xerographic printer |
| 04/05/1990 | WO1990003614A1 Image generator software |
| 04/05/1990 | WO1990003608A1 Rom conversion device and method |
| 04/05/1990 | WO1990003589A1 Optical scanner |
| 04/05/1990 | WO1990003554A1 Thermal print head temperature control |
| 04/05/1990 | WO1990003273A1 Led array printer |
| 04/05/1990 | WO1990003271A1 Device for controlling and regulating an ink and for treating said ink in a continuous ink jet printer |
| 04/05/1990 | DE3833746A1 Thermal printing with pre-heating resistor elements - energised by actual data and by clock pulse of variable width and height |
| 04/04/1990 | EP0362101A1 Ink controlling and regulating device for a continuous ink jet printer |
| 04/04/1990 | EP0361915A2 Drive mechanism for use in a printer |
| 04/04/1990 | EP0361826A2 Thermal head supporting means for a thermal printing system |
| 04/04/1990 | EP0361780A2 Text and color printing system |
| 04/04/1990 | EP0361647A2 Video signal brancher |
| 04/04/1990 | EP0361601A2 Printhead for a matrix printer |
| 04/04/1990 | EP0361478A1 Page printer |
| 04/04/1990 | EP0361393A2 Method and apparatus for cleaning a printer head |
| 04/04/1990 | EP0361034A2 Ink writing head |
| 04/03/1990 | US4914736 Liquid jet recording head having multiple liquid chambers on a single substrate |
| 04/03/1990 | US4914668 Semiconductor laser including a reflection film |
| 04/03/1990 | US4914562 Thermal jet recording apparatus |
| 04/03/1990 | US4914522 Reproduction and enlarging imaging system and method using a pulse-width modulated air stream |
| 04/03/1990 | US4914458 Image forming apparatus |
| 04/03/1990 | US4914457 Electrostatic latent image forming apparatus |
| 04/03/1990 | US4914455 Process control for electrostatographic printers |
| 04/03/1990 | US4914453 Ink reservoir of ink jet printer |
| 04/03/1990 | US4913570 Print wire driving device for wire type dot printer |
| 04/03/1990 | US4913569 Wire-type printing head |
| 04/03/1990 | US4913568 Dot printer |
| 04/03/1990 | US4913526 Optical LED printhead with lens locator bar |
| 04/03/1990 | US4913330 Web feeding apparatus |
| 04/03/1990 | CA1267322A1 Ink monitor system |
| 03/28/1990 | EP0360580A2 Fluid handling device with filter and fabrication process therefor |
| 03/28/1990 | EP0360281A2 Thermal transfer recording apparatus and method |
| 03/28/1990 | EP0247174B1 Print head mounting |
| 03/28/1990 | EP0217872B1 Print head heating for ink jet printer apparatus |
| 03/28/1990 | CN1007331B Plate-making equipment for text layout |
| 03/27/1990 | US4912561 Manually scanned copying and printing machine |
| 03/27/1990 | US4912490 Printer for continuous form with justification control |
| 03/27/1990 | US4912489 Direct electrostatic printing apparatus with toner supply-side control electrodes |
| 03/27/1990 | US4912486 Sublimation type thermal printer |
| 03/27/1990 | US4912485 Print controlling apparatus for a thermal printer |