Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811126 | Recording/reproducing system for a magnetic recording medium including synchronization detecting circuit | Hiroshi Suzuki | 1989-03-07 |
| 4803571 | Floppy disc magnetic head apparatus compatible with both horizontal and perpendicular recording media | Toshiyuki Fujioka, Masahiro Kusunoki | 1989-02-07 |