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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 5212741 | Preprocessing of dot-matrix/ink-jet printed text for Optical Character Recognition Method and apparatus are disclosed for processing image data of dot-matrix/ink-jet printed text to perform Optical Character Recognition (OCR) of such image data. In the method and apparatus, the image data is viewed for detecting if dot-matrix/ink-jet pr... | 05/18/1993 |
| 5188033 | Direct-to-press imaging system for use in lithographic printing A direct-to-press imaging system for use in lithographic printing wherein a master-image printing cylinder is used with separate application of ink and water onto its surface to enable repetitive conveyance of image-formatted ink films onto substrates for... | 02/23/1993 |
| 5181521 | Portable electronic instrument and method An electronic thermometer and a method for sensing, indicating and recording temperatures of one or more living beings such as patients in a hospital. In a preferred form, the instrument is portable and contains on-board means for selectively reproducing ... | 01/26/1993 |
| 5126754 | Ink jet printing density controller with programmable angle of travel look-up tables for a plotter This invention maintains a selected printed ink drop density in an image recording device such as an X-Y plotter having a cartridge of the type which emits discrete ink droplets onto a recording medium and wherein the cartridge is transported along two ax... | 06/30/1992 |
| 5121131 | Instant high contrast imaging system A system and method of creating transmissive images in a developed photographic film is disclosed. A light-sensitive silver halide emulsion is developed to form an opaque surface layer of fine silver grains with a clear underlayer supported on a transpare... | 06/09/1992 |
| 4920422 | Processes and automatic devices for high-resolution writing on a support by projecting drops of colored liquids This invention relates to a device for automatically writing a polychrome graphic on a fixed support, comprising a tool-holder which bears a plurality of nozzles perpendicular to the support, each projecting a liquid of determined color and a computer whi... | 04/24/1990 |
| 4797687 | Patterning effects with fluid jet applicator The electrostatic fluid jet applicator of the present invention achieves patterning effects with an applicator designed to provide a uniform solid application of liquid onto substrates. The applicator requires no digital memory device to store extensive i... | 01/10/1989 |
| 4731639 | Microfilm pickup camera with marking means for screened originals A microfilm pickup camera comprises a device for continually horizontally transporting originals to be projected in the camera through the camera, and an ink printing head for marking originals before they enter an exposure station provided in the camera.... | 03/15/1988 |
| 4688049 | Continuous ink jet printing In a continuous ink jet printing method for printing multiple lines of print (13-15), raster of drops is produced in which the differential charge between drops printed on opposite sides of an interline gap (17,18) is increased in comparison with that bet... | 08/18/1987 |
| 4665600 | Automatic device for processing a product The invention relates to an automatic device for processing a product. The device provides an industrial robot with angular movements that drives at the end of its wrist (24) along a programmed rough path a working system (1), a guiding device (11) which ... | 05/19/1987 |
| 4534313 | Marking apparatus A marking apparatus for providing individual marker sleeves for cables is arranged to receive tubing and transport it lengthwise of itself past a marking head of the apparatus, the marking head being responsive to command signals supplied to it from a cha... | 08/13/1985 |
| 4503437 | Ink jet color-coding method for leads A method for labelling or printing on an item such as a lead (electrical as well as optical fiber) with an ink printer wherein ink spots are ejected from a plurality of jets which are mounted in a matrix and which are separately controllable. In a first s... | 03/05/1985 |
| 4433338 | Multiple-color recording apparatus A multiple color recording apparatus records on a sheet of recording paper, the magnitudes of a plurality of varying analog signals as a pattern of dots in different colors, and also records characters, symbols and the like related to the analog recording... | 02/21/1984 |
| 4377741 | Apparatus for producing updated information on a tangible medium Apparatus for producing updated information on a tangible medium including a hand-held type instrument having an optical character reader to read present information on the medium, a programmable bus-oriented computing type network, spaced from the instru... | 03/22/1983 |
| 4254643 | Dot printer A dot printer has reciprocable plungers and a constantly oscillating drive member. The plungers are held in a normal rest position and are selectively coupled to and uncoupled from the drive member, to share the oscillations thereof when the respective pl... | 03/10/1981 |
| 4234214 | Document carrying a legible code, and method and apparatus for producing same A document is provided having thereon a legible code to distinguish the document from other similar documents, the code comprising an arrangement of alphanumeric characters. Where the document is a banknote, the code may be the serial number which is uniq... | 11/18/1980 |
| 4168533 | Microcomputerized miniature postage meter A microcomputerized, miniature postage meter comprises an ink jet printing device adapted to project ink droplets onto a document. A microcomputer, which performs the control and data processing functions of the meter, includes a logic circuit programmed ... | 09/18/1979 |
| 4136346 | Recorder pen with ink jet writing device A chart recorder writing pen of the kind in which the oscillating shaft of a motor drives an arm in a plane perpendicular to the shaft through a linkage causing the writing tip of the arm to move in a straight line; the writing device of the pen being an ... | 01/23/1979 |
| 4062020 | Circuit arrangement for the frequency analysis of a signal A circuit arrangement for the frequency analysis of a signal, including a plurality of band filter channels, to whose inputs there is transmitted in parallel the signal which is to be analyzed, and which possess band filters having different limiting or b... | 12/06/1977 |
| 3983578 | Ticket information recording and web parting mechanism This ticket making machine is capable of issuing a single ticket without waste of ticket stock. A web of ticket stock having a magnetic stripe record surface is arranged to be advanced around a rotating carrier having a magnetic recording unit and one tic... | 09/28/1976 |
| 3968769 | Apparatus for balancing rotors A rotor balancing apparatus comprises a chamber for balancing material, the chamber having a nozzle and being arranged in the field produced by an electromagnetic inductor coupled to a pulse generaor which, in turn, is electrically connected to the output... | 07/13/1976 |
