| 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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| 09/24/1991 | US5051757 Optical scanning with cylindrical lens and beam slit |
| 09/24/1991 | US5051756 Thermal printer |
| 09/24/1991 | US5051755 Thermal printing apparatus |
| 09/24/1991 | US5050858 Sheet feed control method |
| 09/24/1991 | CA1289676C Thermal transfer type printer |
| 09/24/1991 | CA1289614C Electronic printing method |
| 09/19/1991 | WO1991014192A1 Beam position sensor for a light beam scanner |
| 09/19/1991 | DE4104786A1 Ink reservoir for bubble jet printer - has ink bags folded over for stacking in housing of lesser length |
| 09/18/1991 | EP0447262A1 Facsimile apparatus |
| 09/18/1991 | EP0447162A1 Thermal line printer |
| 09/18/1991 | EP0446918A2 Thermal ink-jet printhead having improved heater arrangement |
| 09/18/1991 | EP0446891A2 Laser beam controller |
| 09/18/1991 | EP0446885A1 Ink jet recording apparatus and mechanism for discharging maintenance and recovery provided for the apparatus |
| 09/18/1991 | EP0446829A2 Light emitter array diagnostic apparatus |
| 09/18/1991 | EP0446775A2 Electrophotography apparatus |
| 09/18/1991 | EP0446620A1 Ink, and ink-jet recording method and apparatus employing the ink |
| 09/18/1991 | EP0446618A1 Ink, ink-jet recording process, and instrument making use of the ink |
| 09/18/1991 | EP0446617A1 Ink, ink-jet recording process, and instrument making use of the ink |
| 09/17/1991 | US5050007 Image-scanning apparatus and method therefor |
| 09/17/1991 | US5050001 Printing system with liquid crystal shutter matrix panel |
| 09/17/1991 | US5049904 Printer having identifiable interchangeable heads |
| 09/17/1991 | US5049903 Thermal transfer material |
| 09/17/1991 | US5049901 Light modulator using large area light sources |
| 09/17/1991 | US5049899 Method of high resolution printing using satellite ink drops in a continuous ink jet printer |
| 09/17/1991 | US5049898 Printhead having memory element |
| 09/17/1991 | US5049231 Method of manufacturing liquid injection recording head and substrate therefor |
| 09/17/1991 | US5048985 Wire guide device for wire dot printer |
| 09/17/1991 | US5048984 Matrix printer |
| 09/17/1991 | US5048983 Electrographic typewriter |
| 09/12/1991 | DE4007591A1 Ink printer ink reservoir monitoring arrangement - contains transparent capillary between ink collection chamber and atmos. giving timely emptying indication |
| 09/12/1991 | DE4007537A1 Matrix printer circuit for operation of mechanical printing elements |
| 09/11/1991 | EP0446045A2 A method of and a device for driving a wire-dot print head |
| 09/11/1991 | EP0445916A1 Recording head and recording apparatus using same |
| 09/11/1991 | EP0445884A2 Circuit arrangement for generating a predetermined number of output pulses |
| 09/11/1991 | EP0445814A2 An apparatus in which a series of semiconductor chips electrically connected to each other are incorporated |
| 09/11/1991 | EP0445746A1 Ink, ink-jet recording process, and use of the ink |
| 09/11/1991 | EP0445688A1 Plastic substrate for thermal ink jet printer |
| 09/11/1991 | EP0445526A1 Ink jet recording apparatus |
| 09/11/1991 | EP0445137A1 Ink jet writing head. |
| 09/11/1991 | EP0418268A4 Dot matrix print head assembly |
| 09/11/1991 | CN1013841B Magnetic ink medium and printing method using medium |
| 09/11/1991 | CN1013839B Apparatus for uniformly drying ink on paper from ink jet printer |
| 09/10/1991 | US5048050 Semiconductor laser apparatus |
| 09/10/1991 | US5047844 Color image processing apparatus |
| 09/10/1991 | US5047790 Controlled capillary ink containment for ink-jet pens |
| 09/10/1991 | US5046872 Printer actuated by piezoelectrically generated shock wave |
| 09/10/1991 | US5046871 Actuator for print hammer |
| 09/10/1991 | US5046859 Temperature measuring device and thermal head device having the same |
| 09/10/1991 | CA1288717C Ribbon cassettes |
| 09/05/1991 | WO1991013512A1 Raster print engine driver |
| 09/05/1991 | WO1991013469A1 Improvements in or relating to electrically controlled fluid valves |
| 09/05/1991 | WO1991013448A1 Process for stabilizing thin-film resistances made of a multi-component material |
| 09/05/1991 | WO1991012970A1 Apparatus for printing including slide mechanism |
| 09/05/1991 | WO1991012967A1 Substrate for ink-jet head |
| 09/05/1991 | WO1991012966A1 Ink-jet recording head, substrate for said head, and ink-jet recording device |
| 09/05/1991 | WO1991012965A1 Apparatus and method for printing including slide mechanism |
| 09/05/1991 | WO1991012797A1 Tri- and tetra-substituted guanidines and their use as excitatory amino acid antagonists |
| 09/05/1991 | DE4039187A1 Thermal printer with preheater - supplied with power according to heating element temp. to minimise power supply loading |
| 09/04/1991 | EP0444863A2 Method and apparatus for recording with an ink jet recording head |
| 09/04/1991 | EP0444861A2 Recording apparatus and method for detecting ink |
| 09/04/1991 | EP0444763A1 Thermal printer taking heating element history into account |
| 09/04/1991 | EP0444654A1 An ink jet apparatus |
| 09/04/1991 | EP0444579A2 Ink jet recording apparatus |
| 09/03/1991 | US5045967 Multi-color image forming apparatus |
| 09/03/1991 | US5045895 Light emitting diode array with electrodes |
| 09/03/1991 | US5045870 Thermal ink drop on demand devices on a single chip with vertical integration of driver device |
| 09/03/1991 | US5045869 Printing controller for printing at selected resolutions |
| 09/03/1991 | US5045867 Optical writing head with curved surface formed by one end of any optical fiber bundle |
| 09/03/1991 | US5045866 Image printing device |
| 09/03/1991 | US5045865 Magnetically and electrostatically assisted thermal transfer printing processes |
| 09/03/1991 | US5045142 Stand-off structure for flipped chip butting |
| 09/03/1991 | US5044796 Bidirectional printing method in accordance with vertical breaks |
| 09/03/1991 | CA1288279C Means to receive a combination of two variable volume chambers and a plurality of valves for the supply circuit of an ink jet printing head |
| 09/03/1991 | CA1288278C Modulation electrodes having improved corrosion resistance |
| 08/29/1991 | DE4005851A1 Verfahren zur stabilisierung von duennschichtwiderstaenden aus einem mehrkomponentigen widerstandsmaterial A method of stabilizing duennschichtwiderstaenden from a multicomponent resistive material |
| 08/29/1991 | DE4005810A1 Thermal transfer printer with precision retension of print head - has stop frame positioning of print element line and roller axis for automatic position maintenance |
| 08/28/1991 | EP0443872A2 Image communication system |
| 08/28/1991 | EP0443832A1 Image communicating apparatus |
| 08/28/1991 | EP0443808A1 Image communicating apparatus |
| 08/28/1991 | EP0443801A2 Liquid discharging recording head |
| 08/28/1991 | EP0443798A2 Ink jet printer head |
| 08/28/1991 | EP0443722A2 Ink jet recording system |
| 08/28/1991 | EP0443628A2 Drop-on-demand ink-jet printing head |
| 08/28/1991 | EP0443612A1 Controller of motors |
| 08/28/1991 | EP0443587A2 Line head device |
| 08/28/1991 | EP0443386A2 Ink, and ink-jet recording method and apparatus employing the ink |
| 08/28/1991 | EP0443339A1 Thermal transfer printing head and method for making same |
| 08/28/1991 | EP0443247A2 Image communicating apparatus |
| 08/28/1991 | EP0443245A2 Ink jet recording apparatus |
| 08/28/1991 | CA2035372A1 Gradation record printer |
| 08/27/1991 | US5043757 Image forming apparatus using heat-softening microcapsules |
| 08/27/1991 | US5043747 Thin layer of fluorine-containing acrylic or epoxide polymer |
| 08/27/1991 | US5043746 Liquid jet pipe holding element |
| 08/27/1991 | US5043743 Method and apparatus for the image-wise exposure of light-sensitive medium by a plurality of light valves |
| 08/27/1991 | US5043742 Correction of printing signal to be supplied to thermal head of thermal printer |
| 08/27/1991 | US5043741 Controlled ink drop spreading in hot melt ink jet printing |
| 08/27/1991 | US5043740 Use of sequential firing to compensate for drop misplacement due to curved platen |
| 08/27/1991 | US5043715 Thin film electroluminescent edge emitter structure with optical lens and multi-color light emission systems |
| 08/27/1991 | US5043632 TFEL edge emitter structure with uniform light emission filter |
| 08/27/1991 | US5043296 Method of manufacturing LED rows using a temporary rigid auxiliary carrier |