Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633105 | Permanent magnet motor | Masafumi Sakamoto, Noriyoshi Kikuchi | 2003-10-14 |
| 6552453 | Magnetic pole position detector for an electric motor | Shoji Ohiwa, Atushi Yamamoto, Shinji Shimizu, Youji Unoki, Yukinori Kurita | 2003-04-22 |
| 6548923 | Two-phase hybrid type stepping motor | Masafumi Sakamoto, Koki Isozaki | 2003-04-15 |
| 6545376 | Three-phase hybrid type stepping motor | Masafumi Sakamoto, Koki Isozaki | 2003-04-08 |