Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8710687 | Wind turbine | — | 2014-04-29 |
| 6732620 | Cutting machine with rotating cutting blade | Joachim Brodmann, Harald Hepke | 2004-05-11 |
| 6648108 | Sintered material for a magnetic track brake | Friedemann Grupp, Eckart Saumweber, Wolfgang Schröer, Wolfgang Valentin | 2003-11-18 |
| 6364072 | Sintered material for a magnetic track brake | Friedemann Grupp, Eckart Saumweber, Wolfgang Schröer, Wolfgang Valentin | 2002-04-02 |
| 6041897 | Magnetic brake linear eddy current brake | Eckart Saumweber, Heinrich Grautstuck | 2000-03-28 |
| 5862891 | Electromagnetic or permanent-magnetic rail brake | Heinrich Grautstuck, Wolfgang Wirth | 1999-01-26 |
| 5073071 | Shaft stop bushing | Wolfgang Herwig, Dittmar Kleemann, Hans Wurth, Martin Mayer, Franz-Josef Meyer +6 more | 1991-12-17 |