Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33813 | Electric motor, particularly a brushless direct current motor | Johann von der Heide, Rolf Muller | 1992-02-04 |
| 4651241 | Pulse generator in storage drives | Johann von der Heide, Edgar Müller, Rolf Muller | 1987-03-17 |
| 4647803 | Electric motor, particularly a brushless direct current motor | Johann von der Heide, Rolf Muller | 1987-03-03 |