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HELL RUDOLF DR ING FA

Overview
  • Total Patents
    142
About

HELL RUDOLF DR ING FA has a total of 142 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany, Switzerland and Austria. Its main competitors in its focus markets audio-visual technology, textiles and paper and digital networks are RUDOLF HELL KOMMANDITGESELLSCH, SCITEX AMERICA CORP and HELL RUDOLF GMBH.

Patent filings in countries

World map showing HELL RUDOLF DR ING FAs patent filings in countries

Patent filings per year

Chart showing HELL RUDOLF DR ING FAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hell Dr-Ing Rudolf 39
#2 Taudt Dipl-Ing Heinz 9
#3 Hell Rudolf Dr-Ing 9
#4 Koll Dipl-Ing Roman 9
#5 Zeyen Dipl-Ing Fritz-Otto 8
#6 Koll Roman Dipl Ing 5
#7 Dr Hell Rudolf Ing 5
#8 Hell Rudolf Dr Ing 5
#9 Roman Koll Dipl-Ing 5
#10 Keller Dr Hans 5

Latest patents

Publication Filing date Title
DE2038374A1 Method and arrangement for the modified recording of characters and / or symbols
DE1940797A1 Method and device for carrying out the method for determining data for setting italic characters by means of electronic light setting devices
DE1936051A1 Process for the computer-controlled recording of line drawings on the screen of an electron beam tube
DE1923758A1 Sensing roller or roller for devices for detecting pinch folds, knots or similar defects in continuous material, especially paper webs
DE1919211A1 Circuit arrangement for devices for testing continuous material, especially paper webs, for unevenness
DE1919212A1 Method and device for photographing metal letters, in particular lead letters
DE1909292A1 Process for reproducing multicolored original images
DE1901101A1 Method for point-by-point and line-by-line rasterized recording of the image signals obtained by scanning halftone images with raster rotated against the recording direction
DE1816276A1 Method and circuit arrangement for increasing contrast in the point-by-point and line-by-line recording of the image signals obtained by photoelectric scanning of black-and-white or halftone original images
DE1797412A1 Method for recording the quantized and optionally digitized image signals obtained by scanning halftone original images to be reproduced
DE1772367A1 Process for the rasterized reproduction of halftone images
DE1762061A1 Method and device for repeating and / or mirroring patterns on drum engraving machines
DE1648521A1 Device for scanning running material webs, preferably paper webs, for the purpose of checking for defects
DE1652340A1 Process for the seamless engraving of templates on drum engraving machines
DE1588313A1 Method for driving drum printing machines
DE1597775A1 Method for the production of a character or image pattern template to be photoelectrically scanned for the purpose of quantizing a character or image pattern and obtaining digital data therefrom
DE1597229A1 Device for attachment to a cliché or color correction machine
DE1597773A1 Process for setting rastered halftone images by means of electronic light setting devices that work according to the raster process
DE1271755B Optical-electronic arrangement for the stabilization of controllable writing glow lamps
DE1597771A1 Method for producing color correction signals and color separation signals