Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392363 | Starter for a gas discharge lamp, especially a high pressure gas discharge lamp for automobile headlights | — | 2002-05-21 |
| 6005302 | Fixed-cycle power-supply circuit with an at least temporarily active consumer-independent load | Lothar Borho, Karl-Heinrich Preis, Klaus Eckert, Robert Kern | 1999-12-21 |
| 5889390 | Circuit arrangement for converting a DC voltage into another DC voltage with simultaneous regulation of the emittable voltage at a predetermined value | Karl-Heinrich Preis, Thomas Riehemann | 1999-03-30 |
| 5572658 | Network interface | Thomas Mohr, Claus Schmiederer, Robert Kern | 1996-11-05 |