Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671386 | Geometrical transformation identifying system | Akioi Koido | 2003-12-30 |
| 6526385 | System for embedding additional information in audio data | Seiji Kobayashi, Dean Chen, Yoshiaki Ohshima, Norishige Morimoto | 2003-02-25 |
| 6512835 | Data hiding and extraction methods | Masayuki Numao, Norishige Morimoto, Mei Kobayashi | 2003-01-28 |