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| Number | Title | Issue Date |
| 6447105 | Ink-jet system with an ink channel having a non-uniform depth An ink-jet system has an ink channel between an ink reservoir and a nozzle, and an electromechanical transducer which comprises an expansible member arranged adjacent to the ink channel for abruptly reducing the volume of the ink channel in order to eject... | 09/10/2002 |
| 6318844 | Print head for an ink-jet printer A print head for an ink-jet printer has a nozzle member defining a plurality of ink channels arranged side-by-side and each terminating in a nozzle. A plurality of actuators are disposed on one side of the nozzle member and respectively face one of the in... | 11/20/2001 |
| 6144396 | Exposure device and printer An exposure device comprising a straight row of substantially rectangular LED's, each LED comprising at least one non-emitting zone (34) having a width (a) which divides the LED into at least two equal parts (32, 33) having a width (c), a separating zone ... | 11/07/2000 |
| 6134565 | Apparatus and method for extracting operator selected articles from a plurality of articles within an image of a document A device for identifying at least one article within an image of a document, the document including plural articles, with each article including one or more objects. The device performs a first step in which the image is analyzed as to its layout to disti... | 10/17/2000 |
| 6027207 | Ink jet nozzle head with multiple block structure An ink jet nozzle head including a channel plate defining a linear array of equidistanced nozzles and a plurality of substantially parallel ink channels communicating with an associated nozzle, a vibration plate disposed on the channel plate, a plurality ... | 02/22/2000 |
| 5988068 | Method and apparatus for decorating ceramic and glass substrates and the toner powder used in such a system A method and apparatus for printing ceramic or glass flat substrate, wherein a fusible powder is applied to an image forming medium in order to form an image thereon which is transferred to an intermediate medium, and the powder image formed on the interm... | 11/23/1999 |
| 5960113 | Method of automatically recognizing a language in which digital data is received An automatic language recognition method which comprises selecting a block of data from the received data and searching said block for elements that are "for" or "against" the presence of a particular language. Recognition is performed by searching for a ... | 09/28/1999 |
| 5933583 | Communication control apparatus for a printing system A communication controller for protecting data, stored in a printer or other printing device connectable to a first network, from unauthorized access including: an external communication device for communicating with an external station through a second n... | 08/03/1999 |
| 5877789 | Acoustic pressure wave propagating ink-system Ink-jet system includes an ink channel between an ink reservoir and a nozzle. A pressurizing device is arranged adjacent to the ink channel for generating in the ink liquid an acoustic pressure wave propagating in the ink channel, so that an ink droplet i... | 03/02/1999 |
| 5854645 | Inkjet array An inkjet array for a printer includes a number of elements. Each element has an ink chamber and an ink provider, and a piezo-actuator rigidly secured to one side of the ink chamber. The ink chamber is brought into motion in response to an image signal wh... | 12/29/1998 |
| 5838325 | Star symbol interface for a copying/printing apparatus A reproducing device for reproducing images, such as a photocopier/printer, which has an interface that enables selection of a value for at least one predetermined parameter from among a predetermined set of possible values of the parameter. This paramete... | 11/17/1998 |
| 5831650 | Ink-jet printhead An ink-jet printhead includes a plurality of nozzles and ink channels arranged side by side, each nozzle being connected to an ink reservoir via its associated ink channel, and a plurality of electromechanical transducers, respectively, associated with ea... | 11/03/1998 |
| 5825988 | Apparatus for printing digital image data A printer for digital image information, wherein supplied data files containing image data for printing can be stored in a memory and are not printed until an operator has given a print command by means of a key on a control panel, the data files in the m... | 10/20/1998 |
| 5812921 | Magnet system for an image-forming apparatus A magnet system for an image-forming apparatus comprising an image-forming element which is capable of electrically and/or magnetically attracting a toner powder and is movable relative to the magnet system. The magnet system includes a support at least o... | 09/22/1998 |
| 5784489 | 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... | 07/21/1998 |
| 5778292 | Method and device for controlling a sleep-mode of an image forming apparatus Method and Apparatus for controlling the sleep-mode of an image forming apparatus includes a movable and heatable element, a drive member for driving the element and a heating member for heating the element while it is being driven by said drive member. T... | 07/07/1998 |
| 5771050 | Printer with movable print head A printer having a movable print head including a print head mounted on a carriage and having an array of printing elements for printing lines of pixels onto a recording medium during a scanning motion, mechanical means for moving the carriage and recordi... | 06/23/1998 |
| 5752147 | Roller fuser assembly for reproduction systems A roller fuser assembly for reproduction systems, including at least two fuser rollers for pressing against their pressure surfaces a printing sheet fed therealong in order to fix toner images present on at least one side of said printing sheet, by the ac... | 05/12/1998 |
| 5746424 | Device for collecting folded and unfolded copy sheets A device with a collecting station collects copy sheets which can be provided with a Z-fold in a folding station. The folding station is situated in a transport path for unfolded copy sheets which leads to the collecting station. The folding station is fo... | 05/05/1998 |
| 5726760 | Method and apparatus for converting image representation formats as well as an image production system provided with such an apparatus A method and apparatus that convert a series of drawing instructions, suitable for assigning pixel values corresponding to the drawing instructions to an image arranged in rows and columns of pixels, to a series of runlengths and corresponding pixel value... | 03/10/1998 |
| 5715508 | Apparatus for printing recording media or supports in the form of discs An apparatus for printing recording media or supports in the form of discs, wherein a fusible powder is applied image-wise to an image-forming medium and then transferred to an intermediate medium, the powder image on the intermediate medium then being br... | 02/03/1998 |
| 5677406 | Lengthened difunctional perfluoropolyether oils and rubbers prepared therewith The invention relates to a difunctional perfluoropolyether oil, prepared by reacting a perfluoropolyether diol oil having a weight average molecular weight (Mw) of 1500 to 3000 with a chain lengthener selected from the group consisting of diacid chlorides... | 10/14/1997 |
| 5673371 | Method of modifying the fatness of characters to be output on a raster output device Font data which defines the shape of each character as an outline consisting of straight and curved line segments is transformed into bitmap representations of the individual characters such that the fatness of the character in the bitmap differs from tha... | 09/30/1997 |
| 5665501 | Photoconductive element with polycarbonate binder A photoconductive element having a photoconductive layer containing a polycarbonate binder based on di-(monohydroxyaryl) alkane, wherein the polycarbonate contains a branching agent selected from the group consisting of 1,2,4-benzene tricarboxylic acid, 1... | 09/09/1997 |
| 5589921 | Intermediate transfer member having a material which breaks down impurities A device and method associated therewith for transferring a toner image from an image-forming medium to a receiving material comprising: an image-forming medium, an endless movable intermediate medium provided with a top layer in contact with the image-fo... | 12/31/1996 |
| 5551939 | Zigzag folding device A folding device for the zigzag folding of a sheet, including two pairs of folding rollers which form two folding nips and which rollers are drivable alternately in opposite directions of rotation, and a pair of feed rollers which alternately feed a sheet... | 09/03/1996 |
| 5521687 | Method of removing impurities from a transport member during an electrostatic imaging process An imaging apparatus including a device for transferring a toner image from an image-forming medium to a receiving material including an endless movable intermediate provided with a top layer which, in a first transfer zone, is in contact with the image-f... | 05/28/1996 |
| 5504516 | Electro-optical head assembly An electro-optical head assembly for use in an optical printer or scanner, the electro-optical head assembly including a linear array of electro-optical elements mounted on an elongate support member, a linear lens array held in a rigid lens mount, extend... | 04/02/1996 |
| 5430571 | Rotary mirror system A rotary mirror system for angularly deflecting a light beam including an air bearing arrangement rotatably supporting a mirror body on which one or more mirror facets are provided, the mirror body being the rotor of an electric motor, wherein the mirror ... | 07/04/1995 |
| 5371676 | Apparatus and method for determining data of compound words To determine lexical data relating to a compound target word by reference to a vocabulary containing words with their lexical data, the vocabulary is searched for a word having a longest final part in common with the target word, the vocabulary being arra... | 12/06/1994 |
| 5369576 | Method of inflecting words and a data processing unit for performing such method To enable inflected word forms to be derived, a method and a data processing unit are provided for inflecting a given word and for adapting the lexical data of the word correspondingly by reference to a classification scheme containing inflection rules fo... | 11/29/1994 |
| 5348279 | Method and device for stapling stacks of sheets Method and device for stapling stacks of sheets situated in bins placed one above another in parallel with a stapler movable along the bins, the stapler being rotatable about an axis of rotation so as to move the stapler at each bin from an inoperative po... | 09/20/1994 |
| 5321437 | Printing device A printing device and a method thereof in which image data is fed to an image forming device to form an image on a photoconductive drum moving at substantially a constant speed, the image being developed and transferred to a receiving sheet, wherein a syn... | 06/14/1994 |
| 5319469 | Method and apparatus for coding digital image data In the coding of image data corresponding to a raster of pixel values, a generalized run length coding is used in respect of the difference between the pixel values in the raster line to be coded and the pixel values in the same position in the preceding ... | 06/07/1994 |
| 5319334 | Image forming device An image-forming device for recording images on a dielectric surface of an image-recording medium, in which the dielectric surface is in contact, in an image-forming zone, with developing powder bound to a powder support by a magnet system, the magnet sys... | 06/07/1994 |
| 5296327 | Toner powder for the development of latent electrostatic or magnetic images and a process for forming fixed images on an image receiving material A toner powder for the development of latent electrostatic or magnetic images, the toner powder containing a polyester resin based on an etherified diphenol and a dicarboxylic acid mixed with a reaction product of an epoxy resin and a phenol compound or a... | 03/22/1994 |
| 5284339 | Sheet deposition system A system for selective deposition of sheets on supports situated one above the other, each such support being movable into a deposition position in which a sheet deposition device disposed at a fixed place can deposit a sheet on the associated support or ... | 02/08/1994 |
| 5282269 | Raster image memory A raster image memory which serves as a bit-map memory for the storage of the bit representation of a whole page to be printed for a raster output scanner is connected to a raster image processor by a synchronous raster image bus having a number of data a... | 01/25/1994 |
| 5272033 | Method of forming visible images A method of forming visible images in which magnetically attractable toner powder comprising resin particles containing magnetically attractable material is introduced to an image forming zone between an image registration medium and a moving conveying me... | 12/21/1993 |
| 5260564 | Apparatus for detecting objects in sheet form with light redirecting means An apparatus for detecting a sheet in a conveying path, comprising a light source and a light receiver on one side of the conveying path and a light-reflecting element in the form of a prism on the other side of the conveying path for reflecting for the l... | 11/09/1993 |
