Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5710394 | Television set speaker system | Hitoshi Saito | 1998-01-20 |
| 5675131 | Speaker system and the same for television sets | Hitoshi Saito | 1997-10-07 |
| 5446792 | Reflection-type speaker apparatus | — | 1995-08-29 |