Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8107125 | Method of generating printing color profiles for color managed reproduction of color prints with transparent layer | Norbert Freyer | 2012-01-31 |
| 7084418 | Process and device for recognition of substrate stock by means of light-sensitive sensors | Wolfgang Luxem, Thomas Zelenka | 2006-08-01 |
| 6950615 | Procedure and device for adjusting gloss in print material | Wolfgang Luxem, Holger Runkowske, Johann Weigert, Thomas Zelenka | 2005-09-27 |
| 5359436 | Black recalculation for arbitrary HSL corrections in CMY color space | Wilhelm Dichter | 1994-10-25 |
| 4649423 | Method and circuit arrangement for selective correction of hues and colors | Ingo Hoffrichter, Hans-Georg Keller | 1987-03-10 |
| 4639770 | Method and circuit arrangement for simulating a multi-colored reproduction on a color monitor | Siegfried Klopsch | 1987-01-27 |
| 4631579 | Method and apparatus for the production of color separations for single color printing | Ingo Hoffrichter | 1986-12-23 |
| 4626903 | Method for point-by-point and line-by-line exposing of color images using two correction stages | Ernst Giesche, Helma Meintz, Christian Roes | 1986-12-02 |
| 4623973 | Method and apparatus for the recognition of hues and colors | Ingo Hoffrichter | 1986-11-18 |
| 4585309 | Run-free color raster for multi-color printing | Heinrich Wadle | 1986-04-29 |
| 4561016 | Method and apparatus for recording color pictures for multicolor printing | Christian Roes, Andreas Wigger, Ernst-August Ziemen | 1985-12-24 |
| 4551751 | Color reduction dependent on tone | — | 1985-11-05 |
| 4516175 | Scanning method and scanning diaphragm for suppressing Moire in the scanning of rastered masters | Heinrich Wadle | 1985-05-07 |
| 4482917 | Method for a reproduction of colored masters in four-color printing using color reduction | Werner Gaulke | 1984-11-13 |
| 4443060 | Run-free color raster for multi-color printing | Heinrich Wadle | 1984-04-17 |
| 4414635 | Method and circuit for recognition of colors | Uwe Gast, Franz Kuhn, Klaus Mollgaard, Friedrich Redecker, Ulrich Sendtko +3 more | 1983-11-08 |
| 4349279 | Method for the color evaluation of pattern models of fabric, _decoration or packaging printing, and a color evaluation device | — | 1982-09-14 |
| 4307962 | Determination of the standard color values of colors represented on a color monitor | — | 1981-12-29 |