Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7634193 | Printed circuit board assembly | Werner Lang, Michael Witzke | 2009-12-15 |
| 6995687 | Parking aid for use in a motor vehicle | Heinrich Lang, Michael Witzke, Uwe Heller | 2006-02-07 |