Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8319119 | Section for a window, door or facade element comprising an electric cable | Burkhard Wilker | 2012-11-27 |
| 7804032 | Section for a window or facade and electric cable for a section for a window, door or facade | Burkhard Wilker, Markus Oestermann | 2010-09-28 |