Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811001 | Electromagnetic brake | Toshio Hiyoshi | 2004-11-02 |
| 6761662 | Electromagnetic coupling apparatus | Akihiro Iwazaki, Shin Aoki | 2004-07-13 |
| 6672443 | Electromagnetic friction connecting apparatus | Akihiro Iwazaki, Kenji Honda | 2004-01-06 |