Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051660 | Circuit arrangement for operating a gas discharge lamp on a direct-current source | Hartmann Rupp | 1991-09-24 |
| 4816979 | Circuit for regulating the high-voltage supply of an electrostatic filter | Karl-Heinz Hagele, Hartmann Rupp | 1989-03-28 |
| 4805105 | Method and system for electrically controlling braking of a vehicle | Eberhard Weiss, Manfred Stahl, Erich Jung, Franz Maurer | 1989-02-14 |
| 4219000 | Control device for selectable speeds in internal combustion engines | Johannes Locher | 1980-08-26 |