Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641355 | Extrusion coater for the production of a magnetic recording medium | Ingo Blaul, Peter Nagel | 1997-06-24 |
| 5569522 | Anticopying film | Helmut Steininger, Alan F. Green, Peter Heilmann | 1996-10-29 |