Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979970 | Sensorless motor driving device and its driving method | Yasunori Yamamoto, Hideki Nishino | 2005-12-27 |
| 6940239 | Motor driving device and motor driving method | Yasunori Yamamoto | 2005-09-06 |
| 6873126 | Motor drive method and motor driver | Masashi Inao, Yasunori Yamamoto, Tomoharu Yokouchi, Hirofumi Sakai | 2005-03-29 |
| 6844769 | Drive circuit | Yasunori Yamamoto | 2005-01-18 |