Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629982 | Apparatus for detecting motion and direction using magnetoresistive sensors producing sum and difference signals | — | 1986-12-16 |
| 4585338 | Photographic copying apparatus | Wilhelm Nitsch, Helmut Treiber | 1986-04-29 |