Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614322 | Flexible plastic window shield and process for its production | Karin Broring, Udo Gelderie, Gerhard Holzer | 1997-03-25 |
| 5277944 | Process for the manufacture of a sheet or film made of polycarbonate with a soft scratch-resistant coating | Gerhard Holzer, Otto Jandeleit, Udo Gelderie | 1994-01-11 |
| 4657796 | Coating layer with self-repairing properties for panes exposed to atmospheric agents | Gerhard Holzer, Helmer Raedisch | 1987-04-14 |