Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766018 | Disc playback system, karaoke system and disc playback method | — | 1998-06-16 |
| 5598162 | Removable audio remote controller for a microphone | Jun Maruyama | 1997-01-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766018 | Disc playback system, karaoke system and disc playback method | — | 1998-06-16 |
| 5598162 | Removable audio remote controller for a microphone | Jun Maruyama | 1997-01-28 |