Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909644 | Tuned mass damper | Michael Wirachowski, Kyrill Siemens | 2018-03-06 |
| 9709144 | Start-up element with torsional vibration damper and vibration damper | Georg Mencher, Peter E. Hammer, Ralph Fambach | 2017-07-18 |
| 9371877 | Spring and system | Erwin Wack | 2016-06-21 |