Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798540 | Method and apparatus for underprinting pixels | Daniel R. Tretter | 2004-09-28 |
| 6760126 | Adaptive halftoning method and apparatus | Daniel R. Tretter, Qian Lin | 2004-07-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798540 | Method and apparatus for underprinting pixels | Daniel R. Tretter | 2004-09-28 |
| 6760126 | Adaptive halftoning method and apparatus | Daniel R. Tretter, Qian Lin | 2004-07-06 |