Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7352522 | Control means and method of controlling a current through a coil | Rudolf Johan Maria Vullers | 2008-04-01 |
| 7183887 | Control means and method of controlling a current through a coil | Rudolf Johan Maria Vullers, Coen Theodorus Hubertus Fransiscus Liedenbaum | 2007-02-27 |
| 4631462 | System for controlling the speed of an electric motor | — | 1986-12-23 |