Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840132 | Adjustable pedal unit | Uwe Gohrbandt, Heinz-Walter Heinemann, Jürgen Weyreuther | 2005-01-11 |
| 5398288 | Coaxial loudspeaker system | — | 1995-03-14 |
| 5150419 | Calotte-type treble loudspeaker | Kurt Leipold | 1992-09-22 |
| 4539442 | Loudspeaker | Bernhard Puls, Hermann Gruber, Kurt Leipold, Richard Schonberger, Max Huttereer | 1985-09-03 |