Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313394 | Fixing disc and method for initially fixing a fastening element and removing a protective film | Kostja Heinrich, Ulrich Knebel | 2022-04-26 |
| 8250823 | Dowels and methods for the assembly of insulating panels | Joachim Tiemann, Ulrich Knebel | 2012-08-28 |
| 7320179 | Methods for the assembly of insulating panels | Joachim Tiemann, Ulrich Knebel | 2008-01-22 |