Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553800 | Apparatus for winding a tape-like material | — | 1996-09-10 |
| 5388018 | Scanning device for a magnetic-tape apparatus having a radially expandable clamping hub | — | 1995-02-07 |
| 5310133 | Magnetic tape transport device with tape tension roller on a lever subjected to motor torque | Wolfgang Fell | 1994-05-10 |
| 5299084 | Rotary head disc for a magnetic-tape apparatus having reproducing heads shielded from recording heads | Hartmut Willmann | 1994-03-29 |
| 5278715 | Scanning device for magnetic tape with special disposition of rotary transformers for recording and playback magnetic heads | Hartmut Willmann | 1994-01-11 |
| 5212610 | Scanning device for magnetic tape with special bearing arrangement for scanner shaft | Hartmut Willmann, Wolfgang Fell | 1993-05-18 |
| 4692675 | Control and energization circuit for a brushless d-c motor | — | 1987-09-08 |
| 4522352 | Drive and mounting for coaxial tape reels | — | 1985-06-11 |
| 4420109 | Flutter compensated magnetic tape transducing drive apparatus | Heinrich Zahn | 1983-12-13 |