Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849840 | Carriage device for floppy disk apparatus having head arm with regulating material | — | 1989-07-18 |
| 4811143 | Head supporting mechanism for maintaining close operative relationship between magnetic heads and a flexible disk | Hiroshi Ohashi, Masahiro Kusunoki, Susumu Kimura, Shigeru Takekado | 1989-03-07 |
| 4803571 | Floppy disc magnetic head apparatus compatible with both horizontal and perpendicular recording media | Masahiro Kusunoki, Koji Osafune | 1989-02-07 |