Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5855717 | Process for producing antireflection-treated surfaces | Ekkehard Beer, Hermann Dallmann | 1999-01-05 |
| 5518201 | Method and apparatus for preventing air entrapment in a rolled web | Thomas Heusel, Stefan Sinzig, Wolfgang Oberhausen, Reinhard Kober | 1996-05-21 |
| 5242737 | Surface structured film made of thermoplastic and a process to manufacture such | — | 1993-09-07 |
| 5215804 | Planar substrate with a regularly textured surface on at least one side | Hermann Dallmann | 1993-06-01 |
| 5039023 | Process and apparatus for winding a film web | Reinhard Kober, Wolfgang Oberhausen, Thomas Heusel, Stefan Sinzig | 1991-08-13 |
| 4830303 | Process and device for winding a film web | Reinhard Kober, Wolfgang Oberhausen | 1989-05-16 |