Inventor · Regensdorf, CH

Hans Ott

31Patents
13h-index
21Co-inventors
81Inventor score

Filing activity: May 8, 1975 → Oct 21, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4505589A Process and apparatus for the colorimetric analysis of printed material Performing Operations; Transporting 124 Expired
US5182721A Process and apparatus for controlling the inking process in a printing machine Emerging Cross-Sectional Technologies 120 Expired
US4649502A Process and apparatus for evaluating printing quality and for regulating the ink feed controls in an offset printing machine Performing Operations; Transporting 55 Expired
US6041708A Process and apparatus for controlling the inking process in a printing machine Emerging Cross-Sectional Technologies 39 Expired
US5068810A Process for the determination of colorimetric differences between two screen pattern fields printed by a printing machine and process for the color control or ink regulation of the print of a printing machine Performing Operations; Transporting 38 Expired
US4665496A Process and apparatus for the evaluation of the printing quality of a printed product by an offset printing machine Performing Operations; Transporting 35 Expired
US4967379A Process for the ink control or regulation of a printing machine by comparing desired color to obtainable color data Performing Operations; Transporting 32 Expired
US4671661A Process, apparatus and color measuring strip for evaluating print quality Performing Operations; Transporting 31 Expired
US4660159A Process and apparatus for the regulation of ink feed controls in an offset printing machine Performing Operations; Transporting 30 Expired
US5957049A Method controlling ink application in a printing press Performing Operations; Transporting 25 Expired
US5206707A Apparatus for the analysis of print control fields Performing Operations; Transporting 22 Expired
US4961646A Manual device for the detection of optical reflection properties Physics 21 Expired
US6028682A Scanning device for pixel-by-pixel photoelectric measurement of a measured object Electricity 15 Expired
US4645350A Densitometer Physics 9 Expired
US4856903A Electronic device for determining a register error in multi-color printing machines Performing Operations; Transporting 9 Expired
US6469804B1 Method of obtaining colorimetric values Physics 9 Expired
US4113165A Soldering apparatus Performing Operations; Transporting 8 Expired
US7113281B2 Device for the pixel-by-pixel photoelectric measurement of a planar measured object Physics 7 Expired
US5530563A Process and apparatus for the determination of halftone percentage values Electricity 7 Expired
US5967033A Method of determining ink coverage in a print image Physics 6 Expired
US4849423A Purine derivatives, medicaments containing them and methods of treating cardiac insufficiencies and irregularities with them. Chemistry; Metallurgy 5 Expired
US7057727B2 Device for the pixel-by-pixel photoelectric measurement of a planar measured object Physics 5 Expired
US7414755B2 Color quality assessment and color control during color reproduction Electricity 5 Active
US6084693A Process and apparatus for the determination of halftone percentage values Electricity 4 Expired
USD357695S Hand held unit for determining photometric data General 4 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.