Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6504671 | Recording medium cartridge library apparatus with transfer-rollers | — | 2003-01-07 |
| 6396658 | Media cartridge magazine including structure for latching cartridges inserted into the magazine | — | 2002-05-28 |
| 6109101 | Spindle motor rotational unbalance correction mechanism | Takeshi Sukegawa, Hirohisa Nakasato | 2000-08-29 |
| 6108173 | Magnetic locking mechanism for a disk drive actuator | — | 2000-08-22 |
| 5973421 | Voice coil motor actuator for magnetic disk device | — | 1999-10-26 |
| 5886855 | Spindle structure for magnetic disk device | — | 1999-03-23 |
| 5847900 | Disk clamping device for magnetic disk drive | — | 1998-12-08 |
| 5844396 | Voice coil motor drive unit for magnetic disk drive having a wave shaping unit including zener diodes with zener voltage set higher than a voltage applied to the coil in positioning the magnetic head, and lower than the voltage applied to the coil in movi | Kazuhiko Saito | 1998-12-01 |
| 5602691 | Magnetic disk drive apparatus using contact start/stop mode and head load/unload mode | — | 1997-02-11 |
| 5296985 | Magnetic disk unit using negative pressure to counterbalance having head lifting mechanism | Masanobu Mochizuki | 1994-03-22 |
| 5283705 | Head retracting mechanism for a magnetic disk drive | — | 1994-02-01 |