Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637851 | Color halftoning for printing with multiple inks | Koen Velde | 2003-10-28 |
| 6515768 | Frequency modulation halfstone screen and method for making the same | Frank Deschuytere | 2003-02-04 |