Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668425 | Startup device for the rotor of a permanent-magnet synchronous motor | Vittorio Cavalcante | 1997-09-16 |
| 5627423 | Permanent-magnet rotor for electric motors and method of manufacturing the same | — | 1997-05-06 |