Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055180 | Copy-forgery-inhibited pattern density parameter determination method, copy-forgery-inhibited pattern image generation method, and image processing | — | 2011-11-08 |
| 8055900 | Information processing apparatus, information processing system, information processing method, storage medium and program | Keiichi Iwamura, Satoru Wakao | 2011-11-08 |
| 8049933 | Copy-forgery-inhibited pattern image generation method and image processing apparatus | — | 2011-11-01 |