Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4514937 | Method for the surface treatment of magnetic recording media | Klaus Schoettle, Helmut Kreissler, Peter Rudolf, Joachim Hack, Friedrich Anslinger | 1985-05-07 |
| 4225098 | Tape transport apparatus | Herbert Henkler, Eduard Rasek | 1980-09-30 |