Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10681456 | Bass reflex tube for a loudspeaker | Stefan Größler, Robert Horbach, Martin Lorenz, Pascal Bings | 2020-06-09 |
| 7008082 | Reflector for a light of higher power with an outer safety jacket | Rolf Meyer, Thomas Kuepper, Reinhard Henze | 2006-03-07 |
| D275379 | Mobile carrier for chair | — | 1984-09-04 |
| D271794 | Handle and coal grate shaker | — | 1983-12-13 |