Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233413 | Electronic image processing with automatic color correction | — | 1993-08-03 |
| 4831434 | Method of correcting color saturation in electronic image processing | — | 1989-05-16 |
| 4825297 | Method of and apparatus for electronic contrast enhancement of reproductions of two-dimensional transparent original images | Eduard Wagensonner | 1989-04-25 |
| 4825296 | Method of and apparatus for copying originals in which an image to be printed is evaluated by observing a corresponding low-resolution video image | Eduard Wagensonner, Wolfgang Ruf | 1989-04-25 |
| 4812903 | Method of electronically improving the sharpness and contrast of a colored image for copying | Eduard Wagensonner, Wolfgang Ruf, Klaus Birgmeir | 1989-03-14 |
| 4812902 | Method and apparatus for adjusting color saturation in electronic image processing | — | 1989-03-14 |
| 4504972 | Method and apparatus for automatic recognition of image and text or graphics areas on printed masters | Wolfgang Scherl, Ludwig Abele, Friedrich Wahl | 1985-03-12 |
| 4411015 | Method and apparatus for automatic recognition of image and text/graphics areas on a master | Wolfgang Scherl, Ludwig Abele, Friedrich Wahl | 1983-10-18 |