Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10735850 | Loudspeaker | Stefan Größler, Martin Lorenz, Pascal Bings | 2020-08-04 |
| 10681456 | Bass reflex tube for a loudspeaker | Stefan Größler, Martin Lorenz, Pascal Bings, Thomas Wenzel | 2020-06-09 |
| 6362744 | Apparatus for checking an electrical drive | Harald-Peter Benke, Heinz Kutzer | 2002-03-26 |
| 6023228 | Method and apparatus for checking electrical drive mechanisms | Harald-Peter Benke, Heinz Kutzer | 2000-02-08 |