Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5760697 | Multi-channel recording device | Arno Bruhn, Hans-Herbert Kirste, Georgios Vlachojannis, Winfried Rippert | 1998-06-02 |
| 4500972 | Apparatus for converting digital chrominance signals of a cartesian color coordinate system into digital color signals and saturation signals of a polar color coordinate system and a transformation circuit | Wilfried Lippek, Klaus Mollgaard, Friedrich Redecker | 1985-02-19 |
| 4464677 | Method and circuit arrangement for partial recorrection of color recognition spaces in color recognition | Wilfried Lippek | 1984-08-07 |
| 4414635 | Method and circuit for recognition of colors | Uwe Gast, Eggert Jung, Klaus Mollgaard, Friedrich Redecker, Ulrich Sendtko +3 more | 1983-11-08 |