Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9935519 | Cooling jacket | Klaus Büttner, Klaus Kirchner | 2018-04-03 |
| 9876411 | Cooling jacket comprising a sealing means | Klaus Büttner, Stephan Hellmuth, Klaus Kirchner | 2018-01-23 |
| 9800103 | Mechanically stabilized rotor for a reluctance motor | Klaus Büttner, Norbert Wöhner | 2017-10-24 |
| 9787164 | Electrical machine having a rotor for cooling the electrical machine | Klaus Büttner, Klaus Kirchner | 2017-10-10 |