Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970273 | Method of tone reproduction with halftone dots, apparatus for outputting halftone plate, halftone plate, and printed material | — | 2005-11-29 |
| 6930801 | Method of determining threshold arrangement for generating gradation image, and apparatus for generating gradation image data | — | 2005-08-16 |