Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661351 | Disc drive having a brushless DC drive motor with an external rotor for supporting one or more storage discs | Johann von der Heide, Rolf Muller | 1997-08-26 |
| 5652470 | Brushless DC drive motor with external rotor for use in disc drives and like devices | Johann von der Heide, Rolf Muller | 1997-07-29 |