Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6295184 | Head actuator mechanism and magnetic disk drive including the same | — | 2001-09-25 |
| 6034834 | Head driving device and method for driving the same for reducing error due to actuator structure vibration | Norio Yoshikawa, Takehito Yamada | 2000-03-07 |
| 6025971 | Magnetic disk drive using a nonvolatile solid state memory to store defect information | Tetsuo Inoue, Takehito Yamada, Kazunori Moriya | 2000-02-15 |
| 5920447 | Magnetic disk unit having laminated magnetic heads | Hiromi Sakata, Hiroaki Yoda, Tomomi Funayama, Kohichi Tateyama, Tadahiko Kobayashi +1 more | 1999-07-06 |
| 5786957 | Magnetic disk device using non-aligned read and write heads with tracking servos and a rotary actuator | Tetsuo Inoue, Takehito Yamada, Kazunori Moriya | 1998-07-28 |
| 5745319 | Recording/reproducing apparatus with coarse and fine head positioning actuators and an elastic head gimbal | Yasuo Ohtsubo | 1998-04-28 |
| 5739995 | Detachable magnetic disk apparatus | Takao Ohmi | 1998-04-14 |
| 5680276 | Magnetic disk drive with a magnetic head rotationally actuated | — | 1997-10-21 |
| 5359504 | Magnetic disk apparatus | Takao Ohmi | 1994-10-25 |
| 5202804 | Magnetic disk drive with a magnetic head rotationally actuated | — | 1993-04-13 |
| 5003419 | Magnetic head supporting mechanism | — | 1991-03-26 |
| 4892174 | Nutation damper for a high-speed spinning body | — | 1990-01-09 |
| 4876623 | Magnetic disc device with gimbal spring having variable elastic characteristics | — | 1989-10-24 |
| 4864447 | Linear actuator for a memory storage apparatus | Yasuo Shima | 1989-09-05 |
| 4811143 | Head supporting mechanism for maintaining close operative relationship between magnetic heads and a flexible disk | Hiroshi Ohashi, Toshiyuki Fujioka, Masahiro Kusunoki, Susumu Kimura | 1989-03-07 |
| 4760480 | Head access mechanism for magnetic disk memory device | — | 1988-07-26 |
| 4722014 | Head positioning mechanism for magnetic disk device | — | 1988-01-26 |