Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8396345 | AV information reproducing system and a reproducing method applied to the same system | Koji Kanazawa | 2013-03-12 |
| 7440675 | AV information reproducing system and a reproducing method applied to the same system | Koji Kanazawa | 2008-10-21 |
| 6580870 | Systems and methods for reproducing audiovisual information with external information | Koji Kanazawa | 2003-06-17 |