Inventor
Nikolaus Pfeiffer
Inventor
Heidelberg, DE
Overview
Patents· 38 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Fprimary
B41FPrinting machines or presses38%
H04NPictorial communication, e.g. television13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps8%
B41JTypewriters6%
G06FElectric digital data processing5%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
B41MPrinting, duplicating, marking, or copying processes3%
G03GElectrography3%
G06KGraphical data reading3%
PatentTitleYear
10,906,296Density fluctuation compensation during print head replacement202110,397,413Method for carrying out a printing operation on an inkjet printing machine201910,261,456Method for automated process control of a digital printing machine201910,226,955Method for setting up and operating an inkjet printing machine for a print job201910,136,032Method for monitoring a color standard in a printing machine20189,889,675'Method for correction of color deviations in digital printing machines'20189,676,176'Method for controlling inking in a printing press with machine-dependent compensation in inking and dampening units'20178,973,500'Method for controlling the amount of dampening solution in a printing unit of a printing press'20158,910,573'Method for controlling an inking unit of a printing press'20148,869,699'Method of controlling inking units in case of printing speed changes'20148,873,105'Color monitoring method for printing presses'20148,826,819'Method for controlling inking units and/or dampening units'20148,146,493'Ink fountain of a printing press, ink fountain roll and printing press'20127,815,799'Continuous countercurrent chromatography system'20107,319,546'Color management method'20087,059,245'Method of controlling printing presses'20067,009,732'Method of producing from a first image data set, a second image data set matched to a real process, and a color management method'20066,886,460'Method for conditioning a printing ink in a printing press and printing press for carrying out the method'20056,810,810'Method and device for adjusting a quantity of ink supplied to an impression cylinder of a printing machine'20046,742,452'Method for presetting an ink feed in multi-color printing'20046,679,171'Method of controlling an ink layer on a printing form of a printing machine'20046,655,272'Dampening control method taking account of a plurality of variables that influence the printing process'20036,615,729'Method and device for determining and/or converting color profiles'20036,571,707'Method of starting up a printing machine'20036,561,098'Method of controlling the quantity of ink in a printing machine'20036,546,870'Method for controlling a quantity of ink in a printing machine'20036,481,352'Method for controlling a quantity of ink in an inking unit'20026,469,804'Method of obtaining colorimetric values'20026,450,097'Method of regulating inking when printing with a printing machine'20026,257,144'Method of metering dampening solution when printing with a printing form for offset printing'20015,967,033'Method of determining ink coverage in a print image'19995,957,049'Method controlling ink application in a printing press'19995,947,029'Method for assessing the quality of a multi-color print image'19995,791,251'Method of regulating ink-feeding or inking in printing'19985,460,090'Method and device for zonally controlling and regulating inking in a printing machine'19955,447,102'Process for operating a printing press'19955,122,977'Method of ink control in a printing press'19925,023,812'Printing with a limitation of layer thickness and of tonal-value increase'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2021Patents assigned to HEIDELBERGER DRUCKMASCH AG (37)· patent assignee history
1991–2021Based in Heidelberg, DE· patent location history
2003–2006Based in Dover, NH, US· patent location history
2010Based in Langenau, DE· patent location history
2012–2017Patents assigned to PFEIFFER NIKOLAUS (6)· patent assignee history
2014–2017Patents assigned to ELTER PETER (5)· patent assignee history
2014Patents assigned to BUCK BERNHARD (1)· patent assignee history
2019Patents assigned to HEIDELBERGER DRUCMASCHI8NEN AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEIDELBERGER DRUCKMASCH AG | 37 | 1991–2021 |
| PFEIFFER NIKOLAUSself | 6 | 2012–2017 |
| ELTER PETER | 5 | 2014–2017 |
| BUCK BERNHARD | 1 | 2014 |
| HEIDELBERGER DRUCMASCHI8NEN AG | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Heidelberg, DE | 32 | 1991–2021 |
| Dover, NH, US | 5 | 2003–2006 |
| Langenau, DE | 1 | 2010 |