Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8856413 | Device and method for addressing a slave unit | — | 2014-10-07 |
| 5229087 | Process for the preparation of titanium dioxide | Gunter Lailach, Rudolf Gerken | 1993-07-20 |
| 5162710 | Trigger circuit with blocking protection device for a collectorless DC motor | Wilhelm Reinhart, Helmut Lipp | 1992-11-10 |
| 5021726 | Process for driving an alternating-current motor and an alternating current motor which can be driven in accordance with this process | Wilhelm Reinhardt | 1991-06-04 |
| 4797163 | Process for the production of titanium dioxide pigments | Gunter Lailach | 1989-01-10 |
| 4772757 | Process for the production of nitrobenzene | Gunter Lailach, Rudolf Gerken, Rudolf Hornung, Walter Bockmann, Wolfgang Larbig +1 more | 1988-09-20 |
| 4731230 | Process for the preparation of TiCl.sub.4 | Gunter Lailach, Walter Deissmann | 1988-03-15 |
| 4670235 | Process for desulphurizing flue gases | Gunter Lailach, Rudolf Gerken | 1987-06-02 |
| 4274910 | Evaporator for concentrating mineral acid, particularly sulphuric acid | Hansruedi Forter, Jurgen Groening, Hans Kuhnlein, Hans R. Kung, Joachim Maas | 1981-06-23 |