Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055360 | Heating heat exchanger with electric heat emitter | Yoshimitsu Inoue, Mikio Fukuoka, Koji Takahashi | 2000-04-25 |
| 4449622 | Cover member for a magnetically operated clutch | Kiyoshi Usami | 1984-05-22 |
| 4432446 | Electromagnetic coupling apparatus | Kiyoshi Usami | 1984-02-21 |