Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660760 | Magnetic coating dispersion | Attila Vass, Hans-Heinrich Credner, Hildegard Fischer | 1997-08-26 |
| 5422137 | Production of a magnetic recording medium | Gerhard Huebler, Reinhard Kraetschmer, Josef Schelble | 1995-06-06 |
| 5415929 | Magnetic recording medium having a magnetic layer prepared from magnetic particles using specified dispersants which enhance the electrostatic change on the magnetic pigment surface | Attila Vass, Hans-Heinrich Credner | 1995-05-16 |