Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649423 | Method and circuit arrangement for selective correction of hues and colors | Eggert Jung, Hans-Georg Keller | 1987-03-10 |
| 4631579 | Method and apparatus for the production of color separations for single color printing | Eggert Jung | 1986-12-23 |
| 4623973 | Method and apparatus for the recognition of hues and colors | Eggert Jung | 1986-11-18 |
| 4403249 | Apparatus for mixing image signals to obtain a printing master | Hans-Georg Knop | 1983-09-06 |
| 4255761 | Apparatus for mixing image signals to obtain a printing master | Hans-Georg Knop | 1981-03-10 |