Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4531843 | Calorimeter | Reinhard Stark | 1985-07-30 |
| 4392094 | Brushless D-C motor | — | 1983-07-05 |
| 4383887 | Process and apparatus for the concentration of an alkaline solution | Hans R. Kung, Georg Molnar | 1983-05-17 |
| 4357206 | Process and apparatus for the concentration of an alkaline solution | Hans R. Kung, Georg Molnar | 1982-11-02 |
| 4292575 | Control signal transmitter for the commutating device of an electronically commutated d-c motor | Hans Gruntleitner, Hermann Ebert | 1981-09-29 |
| 4292573 | Reversible direct current motor with a permanent magnet rotor and electronic commutating device | Hermann Ebert, Johann Gruntleitner | 1981-09-29 |
| 4286184 | Electronic motor having a multi-pole external rotor | Georg Kogler, Karl Schalk | 1981-08-25 |
| 4279693 | Process for purifying polluted fluids | Walter J. Jarosch | 1981-07-21 |
| 4274910 | Evaporator for concentrating mineral acid, particularly sulphuric acid | Hansruedi Forter, Jurgen Groening, Hans R. Kung, Joachim Maas, Karl-Heinz Schultz | 1981-06-23 |
| 4236974 | Process and apparatus for purifying waste waters | — | 1980-12-02 |
| 4225811 | Direct current motor with polyphase stator winding and electronic commutating device controlled by an angular position transmitter | Karl Schalk, Georg Kogler | 1980-09-30 |
| 4187904 | Heat transfer installation having storage reservoir containing a salt as a heat carrier | — | 1980-02-12 |