Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808036 | Thermal and acoustic insulating and sealing system for a safing slot in a curtain wall | Manfred Klein, Christian Foerg, Markus Koegler, Arndt Andresen | 2023-11-07 |
| 11585466 | Device for passing pipes or cables through an opening in a building | Christian Förg, Rudolf Semler, Thomas Monden | 2023-02-21 |
| 11578822 | Device for passing pipes or cables through an opening in a building | Christian Förg, Rudolf Semler, Thomas Monden | 2023-02-14 |