Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7758955 | Mineral insulation element and process for producing it | Berit Straube | 2010-07-20 |
| 5871677 | Method of manufacturing a light, open-pored, mineral insulating board | Silke Falke, Frithjof KOERDT | 1999-02-16 |