Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750208 | Audio-band electromechanical vibration converter | Akira Komatsu | 1988-06-07 |
| 4495638 | Audio-band electro-mechanical vibration converter | Akira Komatsu | 1985-01-22 |
| 4354067 | Audio-band electromechanical vibration converter | Akira Komatsu | 1982-10-12 |