Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7554431 | Multiphase induction device | Mikael Dahlgren, Udo Fromm, Gunnar Russberg, Anders Bo Eriksson, Tomas Jonsson +1 more | 2009-06-30 |
| 7259491 | Rotating asynchronous converter | Mats Leijon, Thorsten Shütte, Udo Fromm, Stefan Johansson | 2007-08-21 |
| 7088027 | Rotating asynchronous converter and a generator device | Mats Leijon, Thorsten Schütte, Udo Fromm | 2006-08-08 |
| 6995646 | Transformer with voltage regulating means | Udo Fromm, Par Holmberg, Albert Jaksts, Mats Leijon, Thorsten Schütte | 2006-02-07 |
| 6906447 | Rotating asynchronous converter and a generator device | Mats Leijon, Thorsten Schütte, Udo Fromm | 2005-06-14 |
| 6897749 | Magnetic energy storage device | Tomas Jonsson, Karin Thorburn, Udo Fromm, Peter Hessling, Arne Gustafsson +2 more | 2005-05-24 |
| 6885273 | Induction devices with distributed air gaps | Pan Min, Li Ming, Rongsheng Liu, Mikael Dahlgren, Par Holmberg +2 more | 2005-04-26 |
| 6867674 | Transformer | Thorsten Schütte, Par Holmberg, Jan Brangefalt, Peter Carstensen | 2005-03-15 |
| 6801421 | Switchable flux control for high power static electromagnetic devices | Mats Leijon, Gunnar Russberg, Udo Fromm, Par Holmberg | 2004-10-05 |
| 6525265 | High voltage power cable termination | Mats Leijon | 2003-02-25 |
| 5715065 | Method and device for determination of the albedo of a particle of random form | — | 1998-02-03 |