Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464352 | Manufacture of acicular ferrimagnetic iron oxide | Horst Autzen, Peter Rudolf, Wilhelm Sarnecki, Werner Steck, Guenter Vaeth | 1984-08-07 |
| 4357378 | Magnetic recording media | Guenter Vaeth, Rudolf Bachmann, Werner Senkpiel, Hans-Joerg Hartmann, Roland Falk | 1982-11-02 |
| 4327139 | Rigid magnetic recording disk having perfluoropolyether lubricant | Dieter Schaefer, Dieter Mayer, Paul Deigner, Joachim Hack, Roland Falk | 1982-04-27 |
| 4320171 | Magnetic recording media containing elastomeric polyurethane binders in the magnetic coating | August Lehner, Heinrich Hartmann, Rudolf Bachmann, Hans-Joerg Hartmann, Harald Frischmann +4 more | 1982-03-16 |
| 4275114 | Magnetic recording medium and method of stabilization of chromium dioxide magnetic pigments | Eduard Schoenafinger, Manfred Ohlinger, Paul Deigner, Werner Grau | 1981-06-23 |
| 4267203 | Manufacture of magnetic recording media | Dieter Schaefer, Werner Huebner, Dieter Mayer | 1981-05-12 |
| 4201149 | Apparatus for spin coating in the production of thin magnetic layers for magnetic discs | Eberhard Koester, Paul Deigner, Roland Falk, Karl Uhl, Dieter Schaefer +2 more | 1980-05-06 |