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| Number | Title | Issue Date |
| 6185003 | Method and apparatus for printing digital half-tone images A method of reproducing images formed from binary values of basic pixels arranged in a raster, with an electrophotographic printing unit having an electrically chargeable photo-conductive medium, a selectively activatable light source to discharge of the ... | 02/06/2001 |
| 5740930 | Connecting mechanism for connecting a mobile unit to a basic unit A connecting mechanism for connecting a functional part of a mobile unit to a basic unit. The mobile unit consists of a mobile bottom part provided with compression springs on which the functional part rests. The functional part is provided with connectin... | 04/21/1998 |
| 5604605 | Method and device for intralinearly halftoning digitized grey value images A method and device for parallel intralinear halftoning of digitized grey value images divided into lines pixels, including (1) successive thresholding of grey values of the pixels and (2) transportation of a quantization error for each pixel to at least ... | 02/18/1997 |
| 5592297 | Method and apparatus for encoding and decoding digital image data An encoding method for digital image data comprising consecutive blocks of data groups having as content binary values always of an equal number of pixels of an image, utilizing a code which indicates that the encoded block is partly equal to the correspo... | 01/07/1997 |
| 5550934 | Apparatus and method for syntactic signal analysis An apparatus and method for syntactic signal analysis which is suitable for processing signals which deviate, within a freely selected margin, from a set of signals predetermined by a grammar, the apparatus being provided with a feature unification mechan... | 08/27/1996 |
| 5528733 | Apparatus for rasterizing image data in outline form Image data in outline form is automatically converted into a bit map for a reproduction means, using the half bitting effect for more accurate positioning of image boundaries. The pixels are divided up into strips each associated with an effective boundar... | 06/18/1996 |
| 5481292 | Exposure and printing device An exposure device in which a row of LED's is provided in the form of parallelograms having unequal sides, in which each of the corner points of one short side of a light-emitting surface is always in line, as considered in a direction perpendicular to th... | 01/02/1996 |
| 5113486 | Method and apparatus for reproducing image information in vector form onto a raster pattern of pixels Boundaries between colored and uncolored image parts are reproduced on a pixel raster by determining a binary value ("colored" or "uncolored"), proceeding along a boundary, for adjoining pixels intersected by said boundary, said value being determined on ... | 05/12/1992 |
| 5068809 | Formatting system Desktop publishing system for preparing and managing documents in accordance with a model defined by graphic properties by using input document information and commands. This model is specified by a number of differently oriented sets of grid lines equidi... | 11/26/1991 |
| 5043743 | Method and apparatus for the image-wise exposure of light-sensitive medium by a plurality of light valves Method of and apparatus for the image-wise exposure of a moving light-sensitive medium by means of a light source and a number of switchable light valves disposed between the medium and the light source, each individual image dot being formed on the light... | 08/27/1991 |
| 5041718 | Method and device for fixing a powder image on a receiving support A device for fixing a powder image on a receiving support using heat that consists of an image transfer roller internally provided with a first heating element having the same heat-generating power over the entire length of the image transfer roller, and ... | 08/20/1991 |
| 5036359 | Method and apparatus for supplying material in web form Method and apparatus for determining the width and location of stored rolls of receiving material in web form, in which an unrolled initial strip of an inserted roll is fed past a measuring device disposed along a transport path provided jointly for recei... | 07/30/1991 |
| 5021836 | Method and device for transferring two images to different sides of a receiving sheet A method and means for transferring two images substantially simultaneously and directly to different sides of a receiving sheet, wherein the images are formed one behind the other on an endless belt trained about support rollers. An image transfer zone i... | 06/04/1991 |
| 5021314 | Colored magnetically attractable toner powder A colored magnetically attractable toner powder comprising magnetically attractable material finely distributed in, or enveloped by, a coloring substance of thermoplastic resin and yellow fluorescent dye. The combination of yellow fluorescent dye and ther... | 06/04/1991 |
| 4925178 | Device for conveying sheets with intersecting conveyor paths In a device for conveying sheets wherein two conveying paths intersect, a moveable guide member is provided at the intersection such that in a first position it connects both parts of the first conveyor path while at the same time it disconnects both part... | 05/15/1990 |
| 4910558 | Image transfer and contact fixing device An image transfer and contact fixing device for a photocopier wherein a photoconductive drum presses against a transfer roller in a first contact zone to transfer a powder image from the photoconductive drum to the transfer roller, and a second contact zo... | 03/20/1990 |
