Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804872 | Rotor of a built-in motor | Takashi Yoshida | 1989-02-14 |
| 4485320 | Welded stator using non-magnetic bars in specially shaped lamination slots | Shigeki Kawada, Shigeaki Oyama, Jiro Nakano | 1984-11-27 |