Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10491066 | Method and arrangement for adjusting the magnetization of a permanent magnet machine | — | 2019-11-26 |
| 9660494 | Joint and jointing method in a permanent magnet synchronous machine | Ari Piispanen | 2017-05-23 |
| 9178399 | Laminated rotor structure for a permanent magnet synchronous machine | — | 2015-11-03 |
| 4452762 | Hydrometallurgical process for the recovery of valuable metals from metallic alloys | Sigmund Fugleberg, Bror Nyman, Stig-Erik Hultholm, Jussi K. Rastas | 1984-06-05 |