Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803692 | Permanent magnet type electric motor | Tomoyuki Hattori, Masanori Arata | 2004-10-12 |
| 6794784 | Permanent magnet reluctance motor with embedded permanent magnet holes | Norio Takahashi, Yutaka Hashiba, Masanori Arata, Yukihiko Kazao, Takashi Araki +2 more | 2004-09-21 |