Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9327878 | Screw closure having a security ring and method for providing a container having a screw closure | Wulf Schormair | 2016-05-03 |
| 5698277 | Fire-resistant glazing | Jakob Nieven, Ralf Linden, Andreas Geith | 1997-12-16 |