Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605957 | Logic input circuit with energy transfer with input voltage matching | Richard Drevon, Olivier Francois | 2003-08-12 |
| 6411532 | Logic input device with energy recovery for an industrial automatic control system | — | 2002-06-25 |