Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6074759 | Media suitable for the thermal transfer of layers | Albert Kohl, Norbert Schneider, Karl-Heinz Romer, Jürgen Richter, Peter Heilmann | 2000-06-13 |
| 5968658 | Magnetic recording media | Ria Kress, Albert Kohl, August Lehner, Werner Lenz | 1999-10-19 |
| 5763074 | Heat sealing film | Albert Kohl, Karl-Heinz Romer, Werner Latzel, Peter Heilmann | 1998-06-09 |
| 5419959 | Magnetic recording medium having an infra-red light transparent balkcoat layer | Hermann Roller, Peter Heilmann, Dieter Stockburger, Werner Latzel, Reinhold Baur +4 more | 1995-05-30 |
| 5084319 | Disk-shaped magnetic recording media, their production and information stores containing these recording media | Hartmut Hibst, Arend Werner, Joachim Hack, Heinrich Mannsperger, Werner Grau +2 more | 1992-01-28 |
| 4891114 | Magnetic recording media | Werner Grau, Joachim Hack | 1990-01-02 |