| 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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| 02/22/1990 | EP0313598A4 Deaeration of ink in an ink jet system. |
| 02/21/1990 | EP0354982A1 A process for producing successive droplets of ink of different sizes |
| 02/21/1990 | EP0354956A1 Pressure chamber for ink jet systems |
| 02/20/1990 | US4903229 Forms generating and information retrieval system |
| 02/20/1990 | US4903050 Toner recovery for DEP cleaning process |
| 02/20/1990 | US4903049 Wrong sign toner extraction for a direct electrostatic printer |
| 02/20/1990 | US4903014 Character font converting system |
| 02/15/1990 | DE3840412A1 Arrangement for an ink print head constructed using thin-film technology |
| 02/14/1990 | EP0354816A2 Improvements relating to bar code printing |
| 02/14/1990 | EP0354815A2 Improvements relating to printing systems |
| 02/14/1990 | EP0354739A2 Scanning apparatus |
| 02/14/1990 | EP0354715A2 Flow rate control system |
| 02/14/1990 | EP0354706A2 Ink flow control system and method for an ink jet printer |
| 02/14/1990 | EP0354663A2 System for introducing additive into a container |
| 02/14/1990 | EP0354660A1 Silicon micromachined compound nozzle |
| 02/14/1990 | EP0354490A2 Method of and apparatus for setting color separation rules |
| 02/13/1990 | US4901207 Light emission element array and manufacturing method thereof |
| 02/13/1990 | US4901110 Vertical print engine for electrophotographic apparatus |
| 02/13/1990 | US4901100 Single pass color highlighting copying system |
| 02/13/1990 | US4901095 Ink jet printing apparatus with adjustable print head |
| 02/13/1990 | US4901094 Waste collecting device of an ink jet printer |
| 02/13/1990 | US4901093 Method and apparatus for printing with ink jet chambers utilizing a plurality of orifices |
| 02/13/1990 | US4901092 Ink jet recording head using a piezoelectric element having an asymmetrical electric field applied thereto |
| 02/13/1990 | US4901091 Ink jet recording head and ink jet recording apparatus using same |
| 02/13/1990 | US4901088 Method and apparatus for high resolution ink jet printing |
| 02/13/1990 | US4901087 Device for forming latent magnetic images on the recording element of a magnetographic printer |
| 02/13/1990 | US4900912 Driver circuit for semiconductor light-emitting device |
| 02/13/1990 | US4900283 Method for arranging chips each having an array of semiconductor light emitting elements |
| 02/13/1990 | US4900167 Matrix pin printer with adjustable print pin guide |
| 02/13/1990 | CA1265702A1 Nozzleless liquid droplet ejectors |
| 02/08/1990 | WO1990001239A1 Production of images and apparatus therefor |
| 02/08/1990 | WO1990000977A1 Sublimation type thermal printer |
| 02/08/1990 | WO1990000976A1 An ink reservoir for ink-jet printing devices with protection against unauthorised refilling |
| 02/08/1990 | WO1990000975A1 Ink reservoir for ink-jet printing devices with several storage chambers |
| 02/08/1990 | WO1990000974A1 Arrangement for printing devices for monitoring printing medium containers |
| 02/08/1990 | WO1990000973A1 An ultrasonic pixel printer |
| 02/08/1990 | WO1990000972A1 Device for determining the end of the ink supply in replaceable ink reservoirs for printing devices |
| 02/08/1990 | WO1990000971A1 Ink reservoir for printing devices, with a safeguard against unauthorized refilling |
| 02/07/1990 | EP0354140A2 Method of improving yield of led arrays |
| 02/07/1990 | EP0354024A2 Character generation |
| 02/07/1990 | EP0353925A2 Ink jet recording substrate, recording head and apparatus using same |
| 02/07/1990 | CN1039505A Amplifying piezo-electric element displacement apparatus and manufacturing method of same |
| 02/06/1990 | US4899223 Electrode array for an electrooptical facsimile recorder and method of controlling said electrode array |
| 02/06/1990 | US4899222 Magneto-optic and fiber-optic digital print head |
| 02/06/1990 | US4899186 Ionographic device with pin array coronode |
| 02/06/1990 | US4899185 High density tape-automated bonding (TAB) of electronic components |
| 02/06/1990 | US4899184 Multiplexed thin film electroluminescent edge emitter structure and electronic drive system therefrom |
| 02/06/1990 | US4899181 Large monolithic thermal ink jet printhead |
| 02/06/1990 | US4899180 On chip heater element and temperature sensor |
| 02/06/1990 | US4899179 Nozzle support head for ink-jet marking devices |
| 02/06/1990 | US4899178 Thermal ink jet printhead with internally fed ink reservoir |
| 02/06/1990 | US4899176 Method of reducing average data rate in rotating mirror laser recorder |
| 02/06/1990 | US4899175 Recording system with illumination means utilizing a plurality of fluorescent substances |
| 02/06/1990 | US4899174 Method of making LED array printhead with tab bonded wiring |
| 02/06/1990 | US4899171 Thermal printer |
| 02/06/1990 | US4899170 Selective energization of thermal printers |
| 02/06/1990 | US4899169 Imprinting apparatus |
| 02/06/1990 | US4898484 Thermal transfer printer |
| 02/06/1990 | US4897903 Method of providing an ink jet printing head with piezo-crystals |
| 02/01/1990 | DE3919949A1 Kombinierte einheit, bestehend aus elektrofotografischem drucker, kopierer und telefax Combined unit consisting of electrophotographic printers, copying and fax |
| 02/01/1990 | DE3825240A1 Needle printhead having a plunger-type armature magnet |
| 01/31/1990 | EP0352997A2 Direct electrostatic printer (DEP) and printhead structure therefor |
| 01/31/1990 | EP0352978A2 A thermal drop-on-demand ink jet print head |
| 01/31/1990 | EP0352726A2 Liquid-jet recording head and recording apparatus employing the same |
| 01/31/1990 | EP0352498A1 Franking machine |
| 01/31/1990 | EP0352468A2 Method for producing an orifice plate for an ink jet recording head |
| 01/31/1990 | EP0352421A2 Apparatus and method for individually printing signatures during delivery to a binding line conveyor |
| 01/30/1990 | US4897677 Multicolored printing method and device |
| 01/30/1990 | US4897676 High-density circuit and method of its manufacture |
| 01/30/1990 | US4897675 Printer |
| 01/30/1990 | US4897674 Liquid jet recording head |
| 01/30/1990 | US4897673 Method for connecting nozzle tube of ink jet nozzle with piezoelectric element |
| 01/30/1990 | US4897671 Integrated optic print head |
| 01/30/1990 | US4897670 Thermal transfer printer |
| 01/30/1990 | US4897668 Apparatus for transferring ink from ink ribbon to a recording medium by applying heat to the medium, thereby recording data on the medium |
| 01/30/1990 | US4897667 Ink jet printer |
| 01/30/1990 | US4897666 Continuous ink jet stimulation adjustment using improved overdrive detection |
| 01/30/1990 | US4897665 Method of driving an ink jet recording head |
| 01/30/1990 | US4897639 Image forming method and apparatus |
| 01/30/1990 | US4897557 Electronic control system, in particular for a printer |
| 01/30/1990 | US4896977 Thermal printer having a structure for supporting a print head with a driver on its front surface |
| 01/30/1990 | CA1265108A1 Pen printer |
| 01/30/1990 | CA1264984A1 Single tube ink jet printing head |
| 01/30/1990 | CA1264983A1 Control process for ink jet printing head, and adaptive center equipped for said process |
| 01/30/1990 | CA1264982A1 Method and apparatus for temperature control in thermal printers |
| 01/25/1990 | DE3922668A1 Device for stripping an ink ribbon in a thermal transfer printer |
| 01/25/1990 | DE3825046A1 Device for covering and cleaning the nozzle surface of an ink jet print head |
| 01/25/1990 | DE3825045A1 Device for cleaning the nozzle surface of an ink jet print head |
| 01/24/1990 | EP0352142A2 Ink jet recording |
| 01/24/1990 | EP0352075A2 Device for magnifying displacement of piezoelectric element |
| 01/24/1990 | EP0351798A2 Manual sweeping printer |
| 01/24/1990 | CN1039134A 字符输出方法 Character output method |
| 01/23/1990 | US4896275 Full page graphics image display data reduction |
| 01/23/1990 | US4896174 Transport of suspended charged particles using traveling electrostatic surface waves |
| 01/23/1990 | US4896173 Data printer |
| 01/23/1990 | US4896172 Liquid injection recording apparatus including recording liquid circulation control |
| 01/23/1990 | US4896171 Liquid ejection recording head removably mounted on a storage tank |
| 01/23/1990 | US4896168 Light emitting diode printhead |
| 01/23/1990 | US4896167 Image recording apparatus |
| 01/23/1990 | US4895629 Anodes, inert metal, passivation, coating, olefin, metal oxide, corrosion resistance, electrolyte, colorant |