Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6118568 | Polygon mirror motor and polygon mirror supporting structure | Takeshi Nakajima | 2000-09-12 |
| 5883455 | Polygon mirror motor and polygon mirror supporting structure | Takeshi Nakajima | 1999-03-16 |
| 4563606 | Electric rotary machine with toroidal windings on an annular stator core | Yuji Kumagai | 1986-01-07 |