Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8355176 | Image processing apparatus and image processing method for halftoning screen processing | — | 2013-01-15 |
| 7821671 | Image processing apparatus and image processing method | — | 2010-10-26 |
| 7729016 | Image processing apparatus, image processing method and image processing program for use therein | — | 2010-06-01 |
| 7502512 | Image processing apparatus and image processing method | — | 2009-03-10 |
| 4959796 | Method of producing analytical curve | Seiji Hidaka, Takashi Ishihara, Takehiko Hamaguchi, Nobuaki Sugiyama | 1990-09-25 |