Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7322723 | Multifunctional illumination device | Markus Hartlieb, Wilhelm Kinces, Hans-Georg Leis, Siegfried Rothe | 2008-01-29 |
| 6097295 | Apparatus for determining the alertness of a driver | Goetz Renner, Walter Ziegler | 2000-08-01 |
| 6049387 | Process for determining the condition of a road surface and system for implementing the process | — | 2000-04-11 |
| 6040916 | Process and apparatus for determining the condition of a road surface | — | 2000-03-21 |
| 4947038 | Process and arrangement for optically measuring a physical quantity | Albert Wiesmeier | 1990-08-07 |