Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5155944 | Method and apparatus for honing workpieces | Wolf Nagel | 1992-10-20 |
| 5088237 | Method, machine and tool for the honing of workpieces | Wolf Nagel | 1992-02-18 |
| 5007536 | Packaging container for a plurality of recording media in the form of a circle | Dietmar Huebner, Ekkehard Hirschberg, Klaus Schoettle, Bozidar Pavelka | 1991-04-16 |
| 4982634 | Multiple-spindle automatic lathe | Franz Schmid | 1991-01-08 |
| 4775553 | Production of magnetic recording media | Jenoe Kovacs, Peter Engelhardt, Hermann Roller, Lothar Schwarz | 1988-10-04 |
| 4597990 | Preparation of magnetic recording media | Hermann Roller, Joachim Hack, Uwe Woweries, August Lehner, Werner Grau +1 more | 1986-07-01 |
| 4557947 | Process for polishing the surfaces of magnetic storage disks | Karl Deimling, Roland Falk, Aribert Krug, Rudolf Sand | 1985-12-10 |
| 4333418 | Apparatus for the production of magnetic recording media in tape form | Klaus Schoettle, Reinrich Wittkamp, Karl P. Hauck | 1982-06-08 |
| 4201486 | Process for the manufacture of magnetic recording media | Werner Huebner, Job-Werner Hartmann, Friedrich Domas, Paul Deigner, Eberhard Koester +1 more | 1980-05-06 |