Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721463 | Apparatus and method for extracting management information from image | Satoshi Naoi, Yutaka Katsuyama | 2004-04-13 |
| 6704450 | Apparatus and method for extracting management information from image | Satoshi Naoi, Yutaka Katsuyama | 2004-03-09 |