Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8206787 | Process for producing honeycomb bodies for thermal regenerators | Christoph Hagg, Franz Kronabether, Christian Mitteregger | 2012-06-26 |
| 4286184 | Electronic motor having a multi-pole external rotor | Hans Kuhnlein, Karl Schalk | 1981-08-25 |
| 4246518 | Brushless direct current motor | Karl Schalk | 1981-01-20 |
| 4242624 | Direct current stepper motor with a permanent magnet rotor and electronic commutation device | Karl Schalk | 1980-12-30 |
| 4225811 | Direct current motor with polyphase stator winding and electronic commutating device controlled by an angular position transmitter | Hans Kuhnlein, Karl Schalk | 1980-09-30 |
| 4211962 | Brushless d-c motor | Hans Grunleitner, Hans Kohnlein, Peter Tschirner | 1980-07-08 |