Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8368281 | Multilayer brush having a composite | Hans Hoell, Michael Bayer, Sven Hartmann | 2013-02-05 |
| 6684485 | Method of producing a flat commutator and a flat commutator produced according to said method | Jose Potocnik, Marjan Drmota, Ludvik Kumar, Herbert Scheutz, Johann Hoell | 2004-02-03 |