| 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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| 03/27/1979 | CA1051349A1 Intermixed pitches in a buffered printer |
| 03/21/1979 | EP0001158A1 Electro-erosion print head assembly and method of manufacture thereof |
| 03/20/1979 | US4145145 Guide for a printing head of a printing device |
| 03/13/1979 | US4144539 Feedback control for laser discharge system |
| 03/13/1979 | US4144537 Method and apparatus for capping a nozzle of ink jet recording device |
| 03/13/1979 | US4143979 Printhead needle cap |
| 03/06/1979 | US4143403 Light beam scanning system |
| 03/06/1979 | US4143382 Battery operated electronic alphanumeric permanent recording instrument, such as recording pocket calculator |
| 03/06/1979 | US4143381 Method for information processing |
| 03/06/1979 | US4142905 Low molecular weight glycol, inorganic salt electrolyte and a soluble dye |
| 03/06/1979 | US4142684 Pulse generator for intermittently energizing an actuating coil of a spray nozzle or the like |
| 03/06/1979 | CA1050097A1 Marking method and apparatus |
| 03/06/1979 | CA1049885A1 Fast acting two-way valve |
| 03/06/1979 | CA1049705A1 Jet ink compositions |
| 02/27/1979 | US4141661 Guide system for wire matrix printing |
| 02/21/1979 | EP0000789A2 Method and apparatus for generating charged particles |
| 02/20/1979 | US4141018 Thermal recording head and drive circuit |
| 02/20/1979 | US4140907 Thermal-plain paper recording system |
| 02/20/1979 | US4140406 Dot matrix print head |
| 02/20/1979 | US4140404 Printer for bowling score computer |
| 02/20/1979 | CA1049087A1 Miniature ink jet nozzle |
| 02/20/1979 | CA1048936A1 Control device for a matrix printer |
| 02/13/1979 | US4139856 Electrostatic recorder having a fixed head made up of a laminated stack of recording styli |
| 02/13/1979 | US4139288 Microfilm typewriter |
| 02/07/1979 | EP0000657A1 Labelling machines. |
| 02/06/1979 | US4138688 Method and apparatus for automatically controlling the inclination of patterns in ink jet printers |
| 02/06/1979 | US4138687 Apparatus for producing multiple uniform fluid filaments and drops |
| 02/06/1979 | US4138686 Electrostatic neutral ink printer |
| 02/06/1979 | US4138605 Thermal printing head |
| 02/06/1979 | CA1048180A1 Device for driving or energizing a display device |
| 02/06/1979 | CA1047935A1 Pseudo halftone print generator and method |
| 02/06/1979 | CA1047846A1 Toner applicator for electrographic recording system |
| 01/30/1979 | US4137537 Electrostatic transfer process and apparatus for carrying out the same |
| 01/30/1979 | US4137536 Electrostatic printing device with air cushion guiding |
| 01/30/1979 | US4137513 Matrix print wire solenoid |
| 01/30/1979 | US4136978 High speed electromagnetic printing head |
| 01/30/1979 | US4136977 Mount for a consumable electrode matrix printer |
| 01/30/1979 | CA1047429A1 Random access line printer |
| 01/23/1979 | US4136346 Recorder pen with ink jet writing device |
| 01/23/1979 | US4136345 Object deflection sensor |
| 01/23/1979 | US4136274 Thermal head for a printer |
| 01/23/1979 | US4135830 Wire printer printing head |
| 01/23/1979 | CA1046843A1 Wire matrix ballistic impact print head |
| 01/23/1979 | CA1046842A1 Devices for the copying of images by means of sequential sweeping |
| 01/16/1979 | US4135197 Vibration damping means for ink jet printing device |
| 01/16/1979 | US4135196 Grooved charging electrode in an ink jet system printer |
| 01/16/1979 | US4135148 Character presence detector |
| 01/16/1979 | US4134691 Printing head |
| 01/16/1979 | US4134668 Apparatus for image reproduction and image creation |
| 01/16/1979 | CA1046574A1 Dielectrographic recording apparatus and method |
| 01/16/1979 | CA1046445A1 High speed reversing drive mechanism |
| 01/09/1979 | CA1045897A1 Printer head |
| 01/02/1979 | US4131986 Electrostatic recording head having wire styli and method of manufacture |
| 12/26/1978 | US4131901 Cover mounted holddown for facsimile recorder cassette |
| 12/26/1978 | US4131899 Droplet generator for an ink jet printer |
| 12/26/1978 | US4131898 Interlacing recorder |
| 12/20/1978 | EP0000070A1 Image printing head |
| 12/20/1978 | EP0000069A1 Image printing head |
| 12/20/1978 | EP0000048A1 Apparatus for the production from an original of a printing plate ready for printing |
| 12/19/1978 | US4130752 Electrothermal print head |
| 12/19/1978 | US4130126 Ink maintenance sensor |
| 12/19/1978 | CA1044806A1 Electronic digital system and method for reproducing languages using the arabic-farsi script |
| 12/19/1978 | CA1044608A1 Electronic horizontal shifting and variable print width in a buffered printer |
| 12/19/1978 | CA1044607A1 Intermixed line heights and blank line formation in a buffered printer |
| 12/19/1978 | CA1044606A1 Merger and multiple translate tables in a buffered printer |
| 12/12/1978 | US4129875 Phase control for ink jet printer |
| 12/12/1978 | US4129390 Stacked blade matrix printer heads |
| 12/12/1978 | CA1044308A1 Printer and display system |
| 12/12/1978 | CA1044305A1 Method of and device for electrostatic printing |
| 12/12/1978 | CA1044085A1 Method and installation for rapid marking of articles |
| 12/12/1978 | CA1044074A1 Variable character size using a dot printer |
| 12/05/1978 | US4128842 Electrostatic printing device with monocrystalline stylus |
| 12/05/1978 | US4128841 Droplet microphone |
| 12/05/1978 | US4128345 Fluid impulse matrix printer |
| 12/05/1978 | CA1043601A1 Variable spot size scanning system |
| 11/28/1978 | US4127334 Dot printer |
| 11/21/1978 | US4126868 Air venting device for ink supply systems of ink mosaic printers |
| 11/21/1978 | US4126867 Ink jet printer driving circuit |
| 11/21/1978 | CA1042815A1 Method and apparatus for cleaning hydraulic and transmission oil |
| 11/21/1978 | CA1042717A1 Print head and plastic bearings therefor |
| 11/14/1978 | US4125845 Ink jet print head pressure and temperature control circuits |
| 11/14/1978 | US4125842 Method for laser recording using zeroth order light and heat deformable medium |
| 11/14/1978 | US4125829 Multiple format print pattern generating apparatus |
| 11/14/1978 | US4125336 Dot matrix printer |
| 11/14/1978 | CA1042354A1 Printer |
| 11/14/1978 | CA1042266A1 Matrix printer comprising lubricated printing wires |
| 11/07/1978 | US4124853 Hydraulic dampening device in an ink supply system of an ink operated mosaic printer unit |
| 11/07/1978 | CA1042062A1 Pulsed droplet ejecting system |
| 11/07/1978 | CA1041832A1 Dot matrix fraction font |
| 10/31/1978 | US4123762 Improved electrostatic head with toner-repelling electrode |
| 10/31/1978 | US4123761 Method of purging ink passages of an ink jet recording device |
| 10/31/1978 | US4123760 Apparatus and method for jet deflection and recording |
| 10/31/1978 | US4123647 Thermal head apparatus |
| 10/31/1978 | US4123571 Placing silicon substrate in susceptor having tantalum carbide surfaces, heating, cooling, addition of methane |
| 10/31/1978 | CA1041369A1 Printing head |
| 10/24/1978 | US4122460 Ink jet nozzle structures |
| 10/24/1978 | US4122458 Ink jet printer having plural parallel deflection fields |
| 10/24/1978 | US4122457 Ink jet printer with deflected nozzles |
| 10/24/1978 | CA1041159A1 Thermal printing device |
| 10/24/1978 | CA1041019A1 Method and apparatus for printing segmented characters |