Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5419959 | Magnetic recording medium having an infra-red light transparent balkcoat layer | Hermann Roller, Peter Heilmann, Michael Hitzfeld, Werner Latzel, Reinhold Baur +4 more | 1995-05-30 |