Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7339293 | Electric machine with a wrapped winding cooled to a low temperature | Michael Frank, Adolf Kühn, Peter Massek | 2008-03-04 |
| 7285881 | Superconducting device comprising a cooling unit for cooling a rotating, superconductive coil | Florian Steinmeyer, Elmar Trautenberg | 2007-10-23 |