Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701349 | Active vibration controller | Sou Nakamura, Hideshi Sawada, Shuichi Adachi, Hideki Kasuya | 1997-12-23 |
| 5692055 | Active noise-suppressive control method and apparatus | Shuichi Adachi | 1997-11-25 |