Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9355550 | Operating state warning device | Daniel Kensy | 2016-05-31 |
| 7466238 | Signal unit having and acoustic signal transmitter | — | 2008-12-16 |
| 5889922 | Drive arrangement for an electric motor | Michael Bufe, Alexander Knappe | 1999-03-30 |