Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5109310 | Disk drive device with unified actuator assembly | Masao Ohkjita, Isao Asano | 1992-04-28 |
| 5105321 | Disk drive including flexible print board and back tension regulating piece | Masao Ohkita, Isao Asano | 1992-04-14 |
| 5101305 | Disk drive device including a V-shaped air filter | Masao Ohkita, Isao Asano | 1992-03-31 |
| 5099374 | Disk drive with improved structure for fastening bearing assembly to rotor and housing | Masao Ohkita, Isao Asano | 1992-03-24 |
| 5012366 | Magnetic head supporting device | Masao Ohkita, Yasuhiro Akiyama, Yoshihiko Arayama | 1991-04-30 |
| 4760473 | Write protect switch device | Motohiro Shimaoka | 1988-07-26 |
| 4760477 | Disk clamping mechanism for a disk driving device | — | 1988-07-26 |
| 4747002 | Disk clamping mechanism | Motohiro Shimaoka | 1988-05-24 |
| 4725906 | Disk recording-reproducing device | — | 1988-02-16 |
| 4724498 | Disk ejection mechanism for recording-reproducing device | Motohiro Shimaoka | 1988-02-09 |
| 4636896 | Disk recording and playback apparatus having magnetic head separation device | — | 1987-01-13 |
| 4577521 | Carriage drive unit | — | 1986-03-25 |