Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4295879 | Manufacture of acicular ferromagnetic iron particles | Werner Steck, Wilhelm Sarnecki, Manfred Ohlinger, Horst Autzen | 1981-10-20 |
| 4252688 | Manufacture of bifunctional catalysts for the conversion of hydrocarbons | Ewald Gallei, Matthias Schwarzmann, Ernst Lorenz | 1981-02-24 |
| 4233455 | Preparation of diesters of olefinically unsaturated 1,2 and/or 1,4-diols | Hans-Martin Weitz, Juergen Hartig | 1980-11-11 |