Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947038 | Process and arrangement for optically measuring a physical quantity | Manfred Griesinger | 1990-08-07 |
| 4747651 | Three-way start splitter for optical wave guides | — | 1988-05-31 |
| 4572619 | Electrically dimmable rear-view mirror for motor vehicles | Siegfried Reininger | 1986-02-25 |