Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9748887 | Permanent magnet synchronous motor and winding-switching motor driving device, and refrigeration air conditioner and electric vehicle using same | Yasuo Notohara, Eri Maruyama, Ryouichi TAKAHATA | 2017-08-29 |