Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6004209 | Body-acoustic device, playing apparatus and its control method, light-beam utilizing playing apparatus, and acoustic apparatus | Atsushi Katsumoto, Akira Fujiwara, Koji Miura, Tokurou Fujiwara, Kazuyuki Seri +2 more | 1999-12-21 |