Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701217 | Disk chucking mechanism and drive pin structure having chucking lever movable in two degrees of freedom | — | 1997-12-23 |
| 5648881 | Disk driving motor and chucking mechanism for disk drive apparatus | — | 1997-07-15 |
| 5610782 | Floppy disk drive device | Aruga Tomoe, Kazuyoshi Fujimori | 1997-03-11 |
| 5581423 | Disk driving motor and chcuking mechanism for disk drive apparatus | — | 1996-12-03 |
| 5469421 | Floppy disk drive device | Tomoe Aruga, Kazuyoshi Fujimori | 1995-11-21 |
| 5311383 | Disk driving motor and chucking mechanism for disk drive apparatus | — | 1994-05-10 |
| 5303104 | Disk drive apparatus having carriage driving mechanism | Tomoe Aruga | 1994-04-12 |
| 5121272 | Apparatus for centering the magnetic disc in a magnetic disc drive | Nobuyoshi Maekawa, Tomoe Aruga, Tadashi Sugiyama | 1992-06-09 |
| 5036417 | Magnetic head feeding device with a rack and pinion | Tomoe Aruga | 1991-07-30 |
| 4903155 | Disc drive | Nobuyoshi Maekawa, Tomoe Aruga, Tadashi Sugiyama | 1990-02-20 |
| 4825314 | Disc drive | Nobuyoshi Maekawa, Tomoe Aruga, Tadashi Sugiyama | 1989-04-25 |
| 4757409 | Carriage movement device for a magnetic memory device | Tomoe Aruga, Tadashi Sugiyama, Nozomu Inoue, Kaneo Yoda | 1988-07-12 |
| 4494159 | Magnetic head-positioning device for magnetic disc drive | Chitoshi Takayama, Hideo Hirao, Teruhiko Iida | 1985-01-15 |