Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4295879 | Manufacture of acicular ferromagnetic iron particles | Wilhelm Sarnecki, Laszlo Marosi, Manfred Ohlinger, Horst Autzen | 1981-10-20 |
| 4296149 | Manufacture of acicular cobalt-containing magnetic iron oxide | Peter Rudolf, Helmut Jakusch, Guenter Vaeth, Christof Jaeckh | 1981-10-20 |
| 4287233 | Manufacture of acicular cobalt-containing magnetic iron oxide | Peter Rudolf, Eberhard Koester, Manfred Ohlinger, Christof Jaeckh | 1981-09-01 |
| 4272563 | Manufacture of magnetic recording media having a wear-resistant surface | Werner Loeser, Manfred Steuerwald, Gerd Wunsch, Paul Deigner | 1981-06-09 |
| 4259368 | Manufacture of acicular magnetic iron oxide | Peter Rudolf, Wilhelm Sarnecki, Christof Jaeckh | 1981-03-31 |
| 4221776 | Manufacture of acicular ferrimagnetic iron oxides | Horst Autzen, Helmut Jakusch, Eberhard Koester, Werner Loeser, Peter Rudolf +1 more | 1980-09-09 |
| 4213959 | Manufacture of acicular, ferrimagnetic iron oxide | Rudolf Brodt, Helmut Jakusch, Eberhard Koester, Werner Loeser, Manfred Ohlinger +1 more | 1980-07-22 |
| 4188302 | Manufacture of acicular cobalt-modified magnetic iron oxide | Hans-Juergen Becker, Christof Jaeckh, Eberhard Koester, Werner Loeser, Manfred Ohlinger | 1980-02-12 |