Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774369 | Detection device | — | 2004-08-10 |
| 5313060 | Multi-sensor doubled row direction sensitive counting and switching device | Ralf Gast, Andreas Thun, Andreas Wermke | 1994-05-17 |