Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819104 | Disk pack drive with electric motor having sintered permanent magnets | Joachim Gilly, Ernst Grecksch, Friedrich Schellenberger | 1989-04-04 |
| 4780777 | Hermetically sealed, two-sided bearing structure for a magnetic disk memory | Johann Biermeier, Otto Olbrich | 1988-10-25 |
| 4739425 | Magnetic disk memory comprising a membrane spring-braced bearing of a disk pack which is rotatably mounted at both ends | Johann Biermeier, Wilhelm Brand, Otto Olbrich | 1988-04-19 |
| 4703374 | Magnetic disk memory having a disk pack seated at both sides in resiliently-designed housing | Johann Biermeier, Otto Olbrich | 1987-10-27 |
| 4672487 | Magnetic disk memory having a disk pack hub seated at both sides of a disk pack | Wilhelm Brand, Otto Olbrich | 1987-06-09 |